2002 Chevrolet Avalanche TSBs
277 Technical Service Bulletins across 16 categories
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65 bulletinsSUBJECT REGARDING THE OPTIONAL CHROME TUBULAR ASSIST STEPS.
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*TT
THIS MESSAGE INVOLVES THE THREE-PIECE HARD SURFACE CARGO COVER.
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*TT
INFORMATION REGARDING THE JUNE EDITION OF EMERGING ISSUES FOR VARIOUS MODELS.
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*TT
SUBJECT REGARDING WET CARPET AT PASSENGER FOOT WELL CONDITION.
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*TT
CUSTOMERS MAY COMMENT THAT THE END GATE DOES NOT LATCH PROPERLY FROM SIDE TO SIDE.
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*TT
SOME CUSTOMERS MAY COMMENT THAT THE ENDGATE APPEARS TO BE CLOSED BUT OPENS PERIODICALLY WHILE DRIVING.
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*TT
PRODUCT FEEDBACK REQUEST FOR VEHICLE EXHIBITING REAR AXLE WHINE CONDITION UNTIL MAY 24, 2002.
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*TT
INFORMATION ON CUSTOMERS REPORTING INTERMITTENT STALL OR NO START CONDITION.
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*TT
SOME CUSTOMERS MAY COMMENT THAT THE REAR FLOOR CARPET IS WET.
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*TT
SOME CUSTOMERS MAY COMMENT THAT THE END GATE HANDLE BINDS WHEN OPENING.
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*TT
EXPERIENCING WATER ON MAT IN REAR CORNERS OF CARGO BOX.
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*TT
SUBJECT REGARDING TIME VARIATIONS ON AUTO-PDI.
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*JG
SOME VEHICLES MAY EXPERIENCE A FLUID LEAK AT THE REAR AXLE DIFFERENTIAL COVER.
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*YD
INFORMATION REGARDING SOFT TONNEAU COVER SPO PART NUMBERS.
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*SLC
INFORMATION REGARDING AVALANCHE CARGO AREA.
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NLM
SUBJECT REGARDING REPORTS RECEIVED INDICATING THAT THE ONSTAR ANTENNA WAS NOT IN THE LOOSE PARTS PACKAGE OF CERTAIN VEHICLES.
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*TT
SOME VEHICLES MAY EXHIBIT A WET CARPET IN THE FRONT OR REAR FOOTWELL.
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*TT
THIS BULLETIN IS BEING ISSUED TO INFORM DEALERS THAT EFFECTIVE WITH VEHICLE PRODUCTION IN MAY 1, 2001, CERTAIN VEHICLES...
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ARE BEING SHIPPED WITH A NEW FLUORESCENT ORANGE PLASTIC ANTENNA WRENCH AS PART OF THE ANTENNA. *TT
SUBJECT REGARDING REBROADCAST DATES FOR 2002 CHEVROLET AVALANCHE KNOW HOW SEMINAR.
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*TT
This Preliminary Information communication provides information to the technician about connectivity concerns when...
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connecting an Apple device via USB cord. Technician should insure the customer is using an original equipment manufacturer Apple USB cable.
This informational bulletin provides information on a GM of Canada OnStar cellular communication upgrade.
This informational bulletin provides information on a GM of Canada OnStar cellular communication upgrade.
This informational bulletin provides information on a GM of Canada OnStar cellular communication upgrade.
THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ABOUT FINDING NEEDLE BEARINGS DURING AN OIL CHANGE.
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TECHNICIAN WILL GAIN ACCESS TO THE ROLLER ROCKERS TO INSPECT THEM. ONLY REPLACE THE ROLLER ROCKER THAT IS MISSING NEEDLE BEARINGS. BE SURE TO CLEAN THE OIL DRAINS TO RETRIEVE THE NEEDLE BEARINGS. EACH ROLLER ROCKER HAS 66 BEARINGS.
GM: INFORMATION ON FIXING MULTIPLE SITUATIONS RIGHT THE FIRST TIME.
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*RM
NEW DESIGN FRONT AXLE SIDE BEARING ADJUSTERS.
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*KB
HORN INOPERATIVE AT TIMES.
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*KB
UNWANTED/LOOSE SEAT MOVEMENT.
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*TT
ADDITIONAL DIAGNOSTIC INFORMATION DTC P0757.
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*TT
AUTOMATIC LEVEL CONTROL INOPERATIVE DUE TO WATER INGESTION.
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*TT
REPAIRING NAPPED FABRIC-SEATS MAY HAVE BEEN UPHOLSTERED IN NAPPED FABRICS WITH DORCHESTER ON THE BOLSTER AND HONEYCOMB ON THE INSERT.
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*SC
REVISED DIAGNOSTIC TROUBLE CODE (DTC) P1172 AND DTC P2636.
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*TT
REAR AXLE RETAINER BUTTON BREAKAGE.
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*EH
PROPER ONSTAR CELLULAR ANTENNA MAST USAGE.
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*TT
REVISED FRONT CASTER AND CAMBER ADJUSTMENT PROCEDURE.
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ORIGINAL NOT YET RECEIVED. *TT
OIL LIFE SYSTEM RESET PROCEDURES-TRUCKS.
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BUICK TERAZZA 2005, GMC SIERRA DENALI 2002-2003, GMC B7 CHASSIS MEDIUM DUTY 2003-2005 AND GMC 560 C-SERIES 2003-2005 *SC
4WD MODELS WITH NOISE, VIBRATION ON DRY PAVEMENT.
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*EH
FLUID LEAK FROM FRONT OF VEHICLE ADD TEFLON TAPE TO FRONT AXLE VENT PLUG THREADS.
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*EH
REPAIRING NAPPED SEAT FABRIC.
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*EH
STOWAGE BOX LID STRAP BREAKING.
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*TT
POP CLUCK CLICK NOISE ON RIGHT OR LEFT TURNS.
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*EH
RUNNING BOARD COVER IS LOOSE.
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*EH
POP/CLUNK/CLICK NOISE ON RIGHT OR LEFT TURNS.
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*EH
POP/CLUNK NOISE ON RIGHT OR LEFT TURNS.
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*TC *SC
CONCERNS REGARDING BULLETIN 00-02-35-003F.
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ALL FULL SIZE TRUCKS AND UTILITIES AND HUMMER PARTS AVAILABLE. *TC
REPLACEMENT FLEXPLATE MAY HAVE LARGER BOLT HOLES THAN THE ORIGINAL FLEXPLATE.
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*TT
99 THROUGH 05 YEAR VEHICLES, EQUIPPED WITH THREE-BUTTON ONSTAR SYSTEMS.
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*TT
DOWNHILL CRUISE CONTROL SURGE.
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*TT
THIS MESSAGE RELATES TO THE PURCHASE OF ARMOR-DILLO TO TREAT FADED OR STAINED CARGO COVERS AND CLADDING.
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GM VOICEMAIL EXPRESS. *TT
REAR AXLE LOCKING DIFFERENTIAL CHATTER SHUDDER NOISE ON TURNS.
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*MJ
REPAIRING CLOTH SEATS WITH NAPPED FABRIC.
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*MJ
ONSTAR SYSTEM IS ATTEMPTING AND/OR COMPLETING PHONE CALLS WHICH THE OPERATOR OF THE VEHICLE DID NOT INITIATE.
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*TT
CARGO COVERS- CLADDING STAINED OR DISCOLORED.
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*TT
STAINED OR FADED CARGO COVERS.
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*TT
CARGO COVERS- CLADDING STAINED OR DISCOLORED.
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*MR
BUZZ NOISE FROM HEADLINER ABOVE DRIVER.
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*MR
INFORMATION REGARDING CADILLAC ESCALADE EXT AND CHEVROLET AVALANCHE CARGO AREA.
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*TT
D HEIGHT SPECIFICATION MISSING FROM SI.
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SIT BULLETIN 1410632. *TT
REAR FLOOR CARPET WET WITH DIRTY WATER.
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*TT
DISCOLORATION OF THE CARGO COVERS.
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GM VOICEMAIL LOG. *TT
WHINE NOISE FROM REAR AXLE.
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*TT
RATTLE/SQUEAK FROM FRONT OF VEHICLE.
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*TT *AR
ACCESSORY DRIVE BELT WHINE.
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*TT
SCRAPING NOISE FROM REAR OF VEHICLE.
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*TT
NEEDLE BEARINGS FOUND IN OIL PAN.
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*TT
Body & Paint
57 bulletinsINFORMATION ON DIAGNOSING WATER LEAKS IN THE REAR PASSENGER AND THE FRONT SEATING AREAS.
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*TT
CERTAIN VEHICLES MAY BE SUSPECT OF A MID GATE GLASS ENCAPSULATION CRACKING CONDITION.
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*TT
SOME CUSTOMERS MAY COMMENT THAT THE MANUAL LOCK LEVER COMES LOOSE FROM THE DOOR TRIM PANEL.
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*TT
SUBJECT REGARDING WATER LEAK REPAIRS FOR WET CARPETING IN THE PASSENGER COMPARTMENT IN CERTAIN MODELS INCLUDING THE EXT MODEL.
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*TT
SOME CUSTOMERS MAY COMMENT ON WATER LEAKING DOWN THE INSIDE OF THE ENDGATE.
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*SLC
SUBJECT REGARDING FLUTTER NOISE IN THE AREA OF THE LOWER WINDSHIELD PILLARS.
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*TT
EXHIBITING A CONDITION WHERE THE UPPER REAR CORNERS OF THE FRONT FASCIA ARE DEFLECTED OUTBOARD OF THE FRONT FENDER AT THE WHEELHOUSE OPENING.
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*TT
CARGO COVER SEAL PULLS OFF.
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*YD
SUBJECT REGARDING FRONT FACIA FIT TO FENDER.
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*TT
SUBJECT REGARDING REVISED REMOVABLE BACK GLASS TO ADDRESS CRACKED ENCAPSULATION.
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*TT
SUBJECT REGARDING DOOR MANUAL LOCK LEVER DISENGAGES FROM DOOR TRIM PANEL (REPAIR LOCK LEVER) *JG
SUBJECT REGARDING FRONT AND REAR SIDE DOOR ACCESS DOOR NOISE (REPLACE DOOR CHECK LINK).
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*JG
INFORMATION ON TAILGATE CLOSING EFFORTS.
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*TT
SOME VEHICLES MAY HAVE A CRACK THAT SURROUNDS THE MOVEABLE BACK GLASS.
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*TT
SOME VEHICLES WITH ROOF RACKS MAY EXHIBIT STAINING AND THE APPEARANCE OF CORROSION IN THE AREAS OF THE RUBBER SEALS THAT...
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RUN ALONG THE SIDES OF THE ROOF PANEL ABOVE BOTH DOORS. *TT
INFORMATION REGARDING THE BLACK POLYPROPYLENE MATERIAL THAT SURROUNDS THE REMOVABLE BACK GLASS MAY BE CRACKED.
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*YH
INFORMATION REGARDING FRONT AND REAR SIDE ACCESS DOOR NOISE.
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*YH
SUBJECT ON DOOR MANUAL LOCK LEVER DISENGAGES FROM DOOR TRIM PANEL.
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*YH
SUBJECT ON STAINING OF THE ROOF PANEL.
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*YH
INFORMATION REGARDING REMOVABLE BACKGLASS ENCAPSULATION CRACKING.
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*YH
SUBJECT REGARDING OPTIONAL ROOF RACK INSTALLAITION PROCEDURES.
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*SLC
SUBJECT REGARDING OPTIONAL ROOF RACK INSTALLATION.
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*SLC
SUBJECT REGARDING TAILGATE CLOSING EFFORT.
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*JG
INFORMATION REGARDING TO INSTALLATION OF THE DEALER INSTALLED ROOF RACK.
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*YH
INFORMATION REGARDING ROOF RACK INSTALLATION INSTRUCTIONS.
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*SLC
INFORMATION ON INSTRUMENT PANEL COVER SOFT TOUCHED PAINT PEEL, BLISTER, OR CRACKING CONDITIONS, ON SOME GMC, CHVROLET,...
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AND CADILLIAC FULL SIZE PICKUPS AND SPORT UTILITY TRUCKS. *JB
THIS MESSAGE PERTAINS TO DEALER-INSTALLED ROOF RACK OR ASSIST STEP EQUIPMENT.
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*TT
SOME VEHICLES EQUIPPED WITH A SUNROOF AND THE OPTION ACCESSORY ROOF RACK CAN GENERATE WINDNOISE WHEN THE SUNROOF IS OPEN...
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DEPENDING ON THE POSITIONING OF THE FRONT ROOF RACK CROSS BOW. *SLC
VEHICLES EQUIPPED WITH SUNROOF AND THE OPTIONAL OR ACCESSORY ROOF RACK PACKAGE CAN GENERATE WIND NOISE WHEN THE SUNROOF IS OPEN.
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*JB
SOME VEHICLES MAY HAVE BEEN SHIPPED FROM THE ASSEMBLY PLANT WITH A SEAM THAT IS NOT COMPLETELY SEALED IN THE REAR...
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WHEELHOUSE AREA, VEHICLES BUILT PRIOR TO 13-JUN-2001 COULD BE AFFECTED. *SLC
INFORMATION PERTAINING TO THE OPTIONAL ROOF RACK INSTALLATION PROCEDURES.
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*TT
THIS MESSAGE PERTAINS TO OPTIONAL ROOF RACK OR ASSIST STEPS (RUNNING BOARDS).
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*TT
This Preliminary Information communication provides information to the technician about vehicles that may have slack in one of the tailgate cables.
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Technician should not replace any parts for this concern. Please communicate to the customer this condition is a normal operating characteristic of their vehicle.
GM: THE FRONT OR REAR DOOR MAY NOT OPEN FROM THE INSIDE OR OUTSIDE HANDLE, THE DOOR WILL NOT UNLOCK WITH ANY METHOD.
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THE PROBABLY CAUSE AN INCORRECT INSTALLATION OF A HANDLE COMPONENT. *RM UPDATED ON 7/26/2013. ALL 2014 AND PRIOR GM PASSENGER CARS AND TRUCKS. *KB
LEFT FRONT AXLE SHAFT DIFFICULT TO REMOVE.
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AXLE DIFFERENTIAL LEAK SEAL SHAFT. *KB
SUNROOF JAMS WHEN CLOSING.
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*TT
OUTSIDE REARVIEW MIRROR HOUSINGS COME LOOSE FROM BASE.
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*TT
4L80E OUTPUT CARRIER THRUST WASHER CHANGES.
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*TT
WINDRUSH AROUND WINDSHIELD.
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*TT
TAILGATE CABLE SLACK.
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THIS INCLUDES 1998-2006 CHEVROLET AND GMC FULL AND MID SIZE TRUCKS. *EH UPDATED. *KB
CARGO COVERS AND/OR BODY CLADDING DISCOLORED (CHALKY).
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*TT THIS BULLETIN REPLACED PREVIOUS BULLETIN 04-08-111-001, DATED 01/01/2004. *TT
WATER INTRUSION INTO CAB AT MIDGATE.
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*TT
TAILGATE SUPPORT CABLE.
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RECALL 04007A. GM PARTS BULLETINS & INFORMATION. *TT UPDATED *EH
WATER INTRUSION INTO CAB AT MIDGATE.
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*SC
LIGHT COLORED GREASE LIKE SUBSTANCE COMING FROM THE THREE-PANEL BED HARDCOVER AREA.
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*TT
FIELD REPORTS THAT EXTERIOR NON-PAINTED CLADDING AND BED COVERS APPEAR TO LIGHTEN IN COLOR OR FADE.
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*TT
ROOF RACKS EXHIBITING STAINING AND THE PRESENCE OF CORROSION IN AREAS OF THE RUBBER SEALS THAT RUN ALONG THE SIDES OF THE ROOF PANEL ABOVE BOTH DOORS.
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*TT
MID GATE GLASS ENCAPSULATION CRACKING CONDITION.
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*TT
REPLACEMENT TAILGATE CABLES BIND AT SHOULDER BOLT.
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*MJ
REVISED RECOMMENDATIONS REGARDING PAINT FOR STRUCTURAL REACTION INJECTION MOLDING (SRIM) COMPOSITE BOX.
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*TT
NOISE COMING FROM INSTRUMENT PANEL CLUSTER OR TACHOMETER.
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*TT
WINDSHIELD REVEAL MOLDING FLUTERING.
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SERVICE VME. SIT BULLETIN 1450940. *TT
MIDGATE REAR GLASS STORAGE RETAINERS NOW AVAILABLE FOR SERVICE.
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*TT
NOISE FROM LOWER DOOR OR RUNNING BOARD AT ROAD SPEEDS.
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*TT
OUTSIDE REARVIEW MIRROR COURTESY LAMP FALLS OUT, BULB BURNS OUT.
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*TT
REVISED WHEEL DRIVE SHAFT INNER JOINT AND SEAL REPLACEMENT.
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*TT
BUMPER FASCIA COVER RETAINERS PULLING OUT OF FASCIA.
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*TT
Engine
50 bulletinsSOME CUSTOMERS MAY COMMENT ON HIGHER THAN EXPECTED ENGINE OIL CONSUMPTION.
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*TT
SOME CUSTOMERS MAY COMMENT ON A MILD TO SEVERE ENGINE PING (COMMONLY REFERRED TO AS SPARK KNOCK) USUALLY WORSE DURING...
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ACCELERATION AND / OR AN ILLUMINATED MALFUNCTION INDICATOR LAMP. *TT
SOME CUSTOMERS MAY COMMENT ON A MILD TO SEVERE ENGINE PING (SPARK KNOCK) DURING ACCELERATION AND / OR ILLUMINATED...
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MALFUNCTION INDICATOR LAMP WITH DIAGNOSTIC TROUBLE CODE P0332 SET. *TT
CONCERNS WITH FLAPPING NOISE EMANATING FROM THE DASH AREA, USUALLY WHEN THE ENGINE IS RUNNING AND THE RADIO IS OFF.
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*TT
INFORMATION REGARDING END GATE LOCK CYLINDER BEING LOOSE.
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*YH
SOME VEHICLES MAY EXPERIENCE REAR AXLE OIL LEAKS.
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*SLC
This Preliminary Information communication provides information to the technician about gasoline powered cars, mid-size...
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trucks, light duty trucks, and heavy duty trucks with premature catalytic converter failures. It is recommended to inspect for a poor crimp on the grounds ring terminal at the engine block for the bank with the concern and repair the wire.
This Preliminary Information communication provides information to the technician about vehicle that may have an OnStar...
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system that has progression tones when pressing the blue or red button. Technician will need to call General Motors Technical Assistance Center with the scan tool data from the OnStar system.
This Preliminary Information communication provides information to the technician about vehicle that may have an OnStar...
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system that has progression tones when pressing the blue or red button. Technician will need to call General Motors Technical Assistance Center with the scan tool data from the OnStar system.
This Preliminary Information communication provides information to the technician about vehicles that have a Service...
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Engine Soon Malfunction Indicator Lamp on, engine misfire, and/or engine noise. Technician may find Diagnostic Trouble Codes P0300-P0308. If published Service Information diagnostics does not isolate the cause of this concern technician should check for a worn camshaft lobe and/or lifter roller, a sticking valve, valve leakage, a broken valve spring, and a collapsed active fuel management lifter.
This Preliminary Information communication provides information to the technician about changing the tire and wheel size on vehicles.
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General Motors will only support a tire calibration for tires that have been sized, tested and designed for the vehicle in question and its applications. Technician should not use the information that is provided by the antilock braking system tire size selection.
This Preliminary Information communication provides information to the technician about engine block of possible...
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cylinder bore damage, scoring or out of round as the possible cause of engine oil consumption, misfire, cylinder leakage or blow by. Technician will need to inspect the engine for Cylinder damage or scoring, An out of round cylinder bore, Dirt intrusion, and Catalytic Converter failure.
GENERAL MOTORS: INFORMATION PROVIDED BY BULLETIN FOR ALL 2012 AND PRIOR GENERAL MOTOR TRUCKS AND PASSENGER VEHICLES...
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REGARDING THE ADJUSTABLE COMFORT AND CUSTOM UPHOLSTERY OF THE DRIVER AND THE PASSENGER HEAD RESTRAINT. *PE
GM: THE SERVICE ENGINE SOON LIGHT IS ON, THERE IS ALSO A MISFIRE OR ENGINE NOISE.
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THERE ARE MULTIPLE POSSIBLE CAUSES. *RM
GENERAL MOTORS CORP: SPECIAL COVERAGE ADJUSTMENT; ANALOG ONSTAR DEACTIVATION.
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*PE UPDATED 2/17/09. *PE
POSSIBLE ENGINE OIL LEAK DUE TO PCV FREEZE-UP, EQUIPPED WITH THE 4.8, 5.3, 6.0, AND 6.2 V-8 ENGINES.
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*NJ
4L60E, 4L65E REPLACEMENT VALVE BODY GASKETS DOES NOT SEEM TO FIT.
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*TT
STEERING IDLER ARM INSPECTION PROCEDURE.
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*TT
1999 - 2005 GEN II COLD ENGINE MISFIRE AT IDLE WITH POSSIBLE P0171 AND/OR P0174.
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*TT
BULLETIN 04-08-64-003, FRONT DOOR POWER WINDOW MOTOR ASSEMBLIES - WARRANTY REPAIR INFORMATION.
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*TT
IDLE INSTABILITY, LOW OR ROUGH IDLE WITH ELECTRONIC THROTTLE CONTROL.
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*TT
RESONANCE NOISE AT IDLE.
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*EH
MISFIRE AT IDLE COLD AND POSSIBLE P0171 AND OR P0174.
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*EH
POWER WINDOW MOTOR NOW AVAILABLE SEPARATELY FROM THE POWER WINDOW REGULATORY ASSEMBLY.
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*TT UPDATED *EH
EXCESSIVE OIL CONSUMPTION.
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*EH
CHECK ENGINE LIGHT WITH A P0300 DUE TO 2-4 CYLINDERS MISFIRING ON THE SAME BANK OF THE ENGINE.
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*TT
EXHAUST VIBRATION RESONANCE OR MOAN IN VEHICLES WITH GEN III V8 ENGINES.
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*TC
P0420 AND P0430 DTSC IN THE DETROIT, MICHIGAN AREA WITH GEN III V-8 ENGINES.
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*SC
ENGINEERING INVESTIGATION - CATALYTIC CONVERTER REPLACEMENT.
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*SC
GEN III ENGINE COATED PISTON INFORMATION.
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*TC
SERVICE ENGINE SOON LIGHT WITH A P0300 MISFIRE DUE TO MISFIRES MAINLY ON CYLINDER 7.
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*TT
WHISTLE NOISE FROM THE THROTTLE BODY AREA ON LIGHT THROTTLE ACCELERATION ON VEHICLES WITH GEN III ENGINES AND ELECTRONIC THROTTLE.
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*TT
THE SERVICE INFORMATION AND OWNERS MANUAL DO NOT SHOW A SERVICE INTERVAL FOR THE 8.6, 9.5, 9.75, 10.5, AND 11.5 INCH...
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REAR AXLES WITH OR WITHOUT G80 (LOCKING DIFFERENTIAL). *TT 2006 ALL GENERAL MOTORS LIGHT DUTY TRUCKS, VANS AND UTILITIES. *TT
SERVICE ENGINE SOON (SES) LIGHT ON WITH P0446 DUE TO DUST IN THE EVAP VENT VALVE ON VEHICLES THAT ARE OPERATED IN DUSTY...
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ENVIRONMENTS, SUCH AS FARMING OR OFF-ROAD APPLICATIONS. *TT
ENGINE MISFIRE DUE TO INJECTOR FRETTING CORROSION.
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*TT
THE FAN BLOWER MOTOR CONTINUES TO RUN AFTER THE KEY HAS BEEN TURNED OFF OR THE A/C CONTROL HEAD LOCKING UP.
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*TT
8.1L CHANGES IN HEADS, BOLTS AND GASKET FOR FOR 2004 1/2 ENGINES.
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VARIOUS MODELS INCLUDING THE CHEVROLET AND GMC 2500HD/3500 MY2001-2004 AND 2001, 2002, AND 2003 GMT 560. *MJ
LOSS OF POWER, HESITATES ON ACCELERATION ON 4.8, 5.3 AND 6.0 ENGINES COUPLED WITH THE 4L60E OR 4L65E TRANSMISSION.
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*TT
GEN III ENGINES WITH MAF (MASS AIRFLOW) SENSOR CODE P0101.
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*TT
ADVANCE SERVICE INFORMATION - EXHAUST SYSTEM POPPING/SNAPPING NOISE WHEN VEHICLE IS HOT, AT IDLE OR IMMEDIATELY AFTER VEHICLE IS SHUT OFF.
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*TT BULLETIN 03-06-05-008, DATED 11/01/2003 REPLACED. *TT
ENGINE WHISTLE NOISE.
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*TT
ERRATIC IDLE, IDLE SURGE, ROUGH RUN, OR NEAR STALL.
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*TT
HIGHER THAN EXPECTED OIL CONSUMPTION <8500 GVW.
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VARIOUS MODELS INCLUDING 2003-2004 CHEVROLET KODIAK (C4500-C5500 SERIES MODELS)AND GMC TOPKICK (C4500-C5500 SERIES MODELS). *TT
CAM SENSOR CONNECTOR DOES NOT FIT SENSOR WHEN ENGINE IS REPLACED.
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*TT
GEN III ENGINE NOISE AFTER HOT SOAK RESTART.
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*TT
MULTIPLE DRIVEABILITY SYMPTOMS OF LONG OR HARD STARTS, CHUGGLE, ROUGH IDLE AND LIGHT OR INTERMITTENT MISFIRE DUE TO CLOGGED FUEL INJECTORS.
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*TT
INCREASED ACCELERATOR PEDAL EFFORT, IDLE INSTABILITY.
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*TT
SERVICE ENGINE SOON INDICATOR ILLUMINATED, TRANSMISSION SLIPS, ENGINE FLARE, DELAYED 2-3 SHIFT, SHIFTS MISSING, NO...
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SHIFT, DIAGNOSTIC TROUBLE CODES P0730, P0756, P0757. *TT
ENGINE KNOCK OR LIFTER NOISE.
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*TT
HIGH OIL CONSUMPTION.
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*TT
Lighting
14 bulletinsSUBJECT REGARDING HEADLAMP CONDENSATION.
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*TT
SUBJECT REGARDING HEAD LAMP FOG LAMP AND DAYTIME RUNNING LAMP CONDENSATION.
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*JG
INFORMATION ADDRESSING HEADLAMP, FOG LAMP AND DAYTIME RUNNING LAMP CONDENSATION.
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*TT
SUBJECT REGARDING DEALER INSTALLED OPTIONS.
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*SLC
BUICK\CADILLAC\CHEVROLET\GMC\HUMMER\OLDSMOBILE\PONTIAC\SAAB\SATURN SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER.
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SPECIAL COVERAGE ADJUSTMENT-ANALOG ONSTAR DEACTIVATION. FCC RULED IN 2002 WIRELESS CARRIERS WOULD NO LONGER RE REQUIRED TO SUPPORT ANALOG WIRELESS NETWORK STARTING IN 2008. *PE CSC LETTER WAS RECEIVED. UPDATED 12/1/08. *PE
FOG LAMPS INOPERATIVE.
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*TT
HANDLING CHARACTERISTICS OF VEHICLES WITH 20 INCH WHEEL/TIRE ASSEMBLIES INSTALLED.
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*TT
INTERMITTENT SERVICE 4WD LIGHT COMES ON WITH DIAGNOSTIC TROUBLE CODE (DTC) C0306 OR C0308 STORED IN TCCM.
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*TT
INTERMITTENT MALFUNCTION INDICATOR LAMP (MIL) WITH DIAGNOSTIC TROUBLE CODE (DTC) C0374 OR ERRATIC 4WD/AWD OPERATION.
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*TT
SIR LIGHT ON STEADY AFTER BULB TEST AND NO DIAGNOSTIC TROUBLE CODES (DTCS).
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*TT
TRACTION OFF LAMP BEING ILLUMINATED.
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SUPPLEMENT TO TSB: 03-05-25-002. *TC
4L60E/4L65E INTERMITTENT NEUTRAL CONDITION WHILE ACCELERATING FROM A STOP OR WHILE DRIVING.
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*TT 1999-2006 GM CARS, LIGHT DUTY TRUCKS AND UTILITIES. *TT
PARTS RESTRICTION FOR CARGO COVERS CANCELLED.
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SERVICE VME. THIS BULLETIN REPLACES 01414A DATED 11/18/03. *TT
DAYTIME RUNNING LAMP (DRL) BULB REPLACEMENT.
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*TT
Brakes
14 bulletinsThis Preliminary Information communication provides information to the technician the steps needed to diagnose and...
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repair the vehicles that may have unwanted or phantom phone calls. Technician will need to determine what type of call the customer is having that is unwanted. The vehicle may receive an incoming call just like any other phone. Typically the customer will hear the phone ringing in the vehicle. This scenario also includes incoming Bluetooth calls. One type of unwanted call can be made if the key pad is faulty the OnStar system will try to make a blue button call for shorted voltage in the circuits. The OnStar module could have an internal fault and produce a "Phone Unavailable" audio message also it may have a Diagnostic Trouble Code U1500 or B1000. Refer to diagnostics for the Diagnostic Trouble Code making sure to follow any applicable Bulletins or Preliminary Information sheets. A "Ready" or "OnStar ready" audio message heard while driving. In some cases it has been found that the customer is inadvertently pressing the ?push to talk? button on the steering wheel controls. On rare occasions, other issues in the steering column or Steering Wheel Control system may induce this concern.
This Preliminary Information communication advises the technician that the Hydro-Boost is not serviceable and will need...
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to be replaced if the brake pedal moves or applies on its own at a full turn.
CHEVROLET/GMC/CADILLAC: ANYTIME HYDRAULIC BRAKE PIPES ASSEMBLY NEED REPLACING, PRE-FORMED AND PRE-FLARED BRAKE PIPES...
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ARE AVAILABLE, EXCEPT REAR AXLE CROSSOVER PIPE. MODEL 1999-2007 SILVERADO, SIERRA, 2000-2006 ESCALADE MODELS, AVALANCHE, SUBURBAN, TAHOE, YUKON MODELS. *PE UPDATED 7/18/14. *PE UPDATED 12/9/14. *PE
ABS LIGHT ON, DTC'S C0265, C0201, U1041 SET AND/OR LOSS OF COMMUNICATION WITH BRAKE MODULE.
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(REGROUND EBCM GROUND). *KB
APPLICATION OF HORN AT HORN PAD INOPERATIVE.
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RKE FUNCTION FOR PANIC ALARM WORKS. *TT
REVISED BRAKE PADS REPLACEMENT-REAR.
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*TT
LOW BRAKE PEDAL, RED BRAKE LIGHT ON, BRAKE SYSTEM WARNING MESSAGE ON.
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*TT UPDATED *EH
ANTI-LOCK BRAKE SYSTEM (ABS) LIGHT ON, DIAGNOSTIC TROUBLE CODES (DTCS) C0265, C0201, U1041 SET AND/OR LOSS OF COMMUNICATION WITH BRAKE MODULE.
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*TT UPDATE. *TT
REAR PARKING BRAKE SHOE RETAINING SPRING CLIP SERVICE KIT FOR DRUM-IN-HAT (DIH) EQUIPPED VEHICLES.
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*TT UPDATE. *TT
ANTILOCK BRAKE (ABS) ACTIVATION AT LOW SPEEDS (CLEAN WHEEL SPEED SENSOR MOUNTING SURFACE).
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*TT UPDATED 10/23/09. *PE
SOME VEHICLES MAY EXHIBIT A REDUCED BRAKE POWER MESSAGE ON THE DRIVER'S INFORMATION CENTER (DIC).
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*TT
TRAILER BRAKES APPLIED WHEN HEADLIGHTS / PARK LAMPS ARE ON, BRAKE CONTROLLER ILLUMINATION.
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*TT
TRAILER BRAKES APPLIED WHEN HEADLIGHTS / PARK LAMPS ARE ON, BRAKE CONTROLLER ILLUMINATION.
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*TT
TRAILER BRAKES APPLIED WHEN HEADLIGHTS / PARK LAMPS ARE ON, BRAKE CONTROLLER ILLUMINATION.
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*TT
Transmission
13 bulletinsDIAGNOSIS OF CRACKED OR BROKEN TRANSMISSION CASE.
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*TT 2006 AND PRIOR CARS AND LIGHT DUTY TRUCKS. *TT
SOME VEHICLES WILL NOT MOVE WHEN 4-WHEEL DRIVE IS REQUESTED, NOISE, SHUDDER, POOR PERFORMANCE, TRANSMISSION / TRANSFER...
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CASE SLIPS, TRANSMISSION WILL NOT UPSHIFT, SLIPS IN 4-WHEEL DRIVE. *TT
This Preliminary Information communication provides information to the technician about vehicles that may have a...
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planetary gear whine noise in first and second gear. Technician should compare the noise to a like vehicle. Technician will need to check the build date of the transmission, if it was built after 09/01/2003 and it is determined that a vehicle has an abnormal amount of noise, perform the rear unit end play check. Technician will replace the output planetary gear set if end play is out of specification. The transmission assembly will need to be replaced if the end play is with in specification.
This Preliminary Information communication provides information to the technician with the axel setup information from American Axle Manufacturing.
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Technician should be advised that the maximum pinion shim to be used or stacked behind the pinion is 0.050?, and the minimum pinion shim is 0.020? for an 8.6 axle. The range for available pinion depth shims for the 10.5? axle is 0.006? to 0.024?. When setting the backlash it should be set between 0.003? to 0.005? on a new ring and pinion for any American Axle Manufacturing application. The ring and pinion can be reused or adjusted if the mileage is less than 500 miles, if not used for towing. Technician should be advised that a ?roller coaster? or ?hourglass? pattern on the bearings may be normal up to 10,000 miles and possibly longer. With a mis-machined housing you may get a heel pattern on both sides of the gear teeth at build up can generally be corrected with backlash adjustments. When setting up an 8.6? axle with a 5 cut gear set is to use a 0.035? pinion shim and set backlash to 0.004?. When using the newer 2 cut gear set also use a 0.035? pinion shim and still set backlash to 0.004?. To set the gear pattern use backlash to adjust the pattern heel to toe. Use the pinion shim to adjust the height of the pattern. The proper drive pinion bearing pre-load is from 15 - 30 inch pounds with new bearings. The total torque to turn after the differential case is installed should increase 5 - 10 inch pounds at the pinion. A new pinion nut must be used whenever the old one is removed. The axle shaft end play specification is 0.012? per side and the radial specification is 0.002? - 0.003?. Technician should be advised that synthetic lube can be used in all new American Axle Manufacturing axle assemblies. The new pinion seal for the 8.6? axle assembly is a two piece design.
This Preliminary Information communication provides information to the technician about vehicles that have slip in...
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forward ranges immediately after replacing the input housing. Technician will inspect the 3-4 clutches and the forward clutch oil feed passages for leakage between circuits. Technician should apply regulated compressed air to the 3-4 clutch feed hole and the forward clutch feed hole one at a time with the input housing. Technician will need to replace the input housing if there is an air leak 3-4 clutches.
This Preliminary Information communication provides information to the technician about the percentage of UV protection...
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or tint offered by the windshield or side glass. Technician should be advised Windshield reduces UV rays down to 4% or less. Front side door glass reduces UV rays down to 35% or less. Windshields are SOLAR glass with a light transmittance of >/=70%. Front door glass are Solar glass with a light transmission of >/=70%. Rear door glass, quarter windows and back windows can use either Solar glass (>/=70%) or Privacy glass, which has a light transmittance of 20%.
BUICK/CADILLAC/CHEVROLET/GMC/OLDSMOBILE AND HUMMER: INFORMATION ON PITMAN ARM SHAFT SEAL SERVICE KIT.
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DO NOT REPLACE ENTIRE STEERING GEAR FOR PITMAN SEAL LEAK. TECHNICIANS HAVE BEEN REPLACING ENTIRE STEERING GEARS DUE TO NOT BEING ABLE TO SERVICE JUST LEAKING PITMAN SHAFT SEAL. *PE UPDATED 5/9/11. *PE
GMC: FLUID LEAK FROM TRANSMISSION OIL COOLER LINES DUE TO CORROSION.
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ALL 2000-2006 LIGHT DUTY TRUCKS EQUIPPED WITH THE LIGHT DUTY AUTOMATIC TRANSMISSION. *PE
ELECTRONIC TRANSFER CASE UNABLE TO COMPLETE SHIFT.
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*TT
4L60E, 4L65E FORWARD AND LOW REVERSE WAVED STEEL CLUTCH PLATE APPEARANCE CHANGE.
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*TT
4L60-E AUTOMATIC TRANSMISSION OIL PUMP FIRST AND SECOND DESIGN IDENTIFICATION.
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*TT
4L80E, 4L85E WHINE NOISE IN FIRST AND SECOND GEAR.
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*TT
SLIP CONDITION IN 2ND, 3RD OR 4TH DAMAGED 2-4 BAND 3-4 CLUTCH ON THE 4L60E/4L65E AUTOMATIC TRANSMISSION.
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*TT *MJ
Steering
11 bulletinsLACK OF STEERING ASSIST OR SHUDDER DURING PARKING LOT TYPE MANEUVERS.
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*TT
CLUNKING NOISE UNDER HOOD AND CAN BE FELT IN STEERING WHEEL.
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*EH UPDATED *EH UPDATED. *KB
CLUNKING NOISE UNDER HOOD AND CAN BE FELT IN STEERING WHEEL.
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THIS BULLETIN REPLACES PREVIOUS BULLETIN 00-02-35-003E. *TT
SUPPLEMENT TO 00-02-35-003F CLUNKING NOISE UNDER HOOD AND CAN BE FELT IN STEERING WHEEL.
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*SC
VARIOUS STEERING OR SUSPENSION CONCERNS AFTER GM ACCESSORIES 20 INCH TIRE/WHEEL ASSEMBLIES HAVE BEEN INSTALLED.
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*TT
SUPPLEMENT TO 00-02-35-003D - CLUNKING NOISE UNDER HOOD AND CAN BE FELT IN THE STEERING WHEEL.
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*TT
INTERMEDIATE STEERING SHAFT SERVICE KIT.
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SERVICE VME. *TT
REVISED STEERING WHEEL REPLACEMENT PROCEDURE.
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*TT
INNER TIE ROD RELEASED FOR SERVICE.
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*TT
CLUNKING NOISE UNDER HOOD AND CAN BE FELT IN THE STEERING WHEEL.
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*TT
CLUNKING NOISE UNDER HOOD AND CAN BE FELT IN THE STEERING WHEEL.
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*TT
Electrical
10 bulletinsThis informational bulletin provides information on communication with OnStar module after Canadian cellular upgrade.
This informational bulletin provides information on Part Restriction and Ordering Process Information for OnStar Vehicle...
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Communication Interface Modules (VCIM) (GMNA Only)
SUPPLEMENT TO 04094 FRONT WHEEL SPEED SENSOR CORROSION.
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*TT
PRODUCT SAFETY RECALL REGARDING FRONT WHEEL SPEED SENSOR CORROSION.
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*TT
DIAGNOSTIC INFORMATION FOR INTERMITTENT VEHICLE NO CRANK DEAD BATTERY.
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*EH
REVISED STEERING WHEEL POSITION SENSOR OR STEERING SHAFT LOWER BEARING REPLACEMENT PROCEDURE AND STEERING WHEEL POSITION SENSOR CENTERING PROCEDURE.
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*EH
4.8L 5.3L 6.6L 8.1L P1285 P1286 OR P2133 AFTER REPLACING APP SENSOR.
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*MJ
VEHICLE HAS NO PCM (POWER TRAIN CONTROL MODULE) COMMUNICATION WITH TECH 2.
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SIT BULLETIN 1400427. *TT
INFORMATION ON NEW SPARK PLUGS AND GAPPING.
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VARIOUS MODELS INCLUDING PONTIAC GTO 2004. *TT
REAL TIME DAMPENING MODULE IDENTIFICATION.
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*TT
Fuel System
9 bulletinsSOME CUSTOMERS MAY COMMENT THAT THE FUEL TANK ON 2002 CHEVROLET AND GMC C/K SERIES IS DIFFICULT TO FILL FROM APPROXIMATELY 3/4 TO FULL .
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*SLC
CUSTOMERS MAY COMMENT THAT IT MAY BE DIFFICULT TO COMPLETELY FILL THE FUEL TANK.
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*TT
INFORMATION ON FULL SIZE 3/4 TON UITILITY TRUCKS EQUIPPED WITH DUAL FUEL TANKS.
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*TT
INFORMATION REGARDING FUEL NOZZLE SHUTS OFF PREMATURELY.
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*YH
This informational bulletin provides dealership personnel with information on flexible fuel vehicles (FFVs) and the...
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usage of E85 fuel in GM vehicles.
GMC: FUEL GAUGE FLUCTUATION IN PARK OR NEUTRAL, CAUSING THE LOW FUEL LIGHT TO ILLUMINATE.
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*PE
EXHAUST VIBRATION RESONANCE OR MOAN.
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(2004-2005 GMC DENALI) *SC
SLOW, DIFFICULT FUEL FILL, SHORT FILL, FUEL GAUGE INACCURATE.
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*TT
EXHAUST / MUFFLER HEAT SHIELD RATTLE, POPPING NOISE UNDER VEHICLE.
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*TT
HVAC & Climate
8 bulletinsSUBJECT REGARDING LOSS OF HVAC SYSTEM MODE AND/OR TEMPERATURE CONTROL.
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*TT
A CONDITION MAY EXIST WHERE THE CUSTOMER CANNOT CONTROL THE HVAC SYSTEM MODES AND / OR THE TEMPERATURE.
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*TT
LOSS OF HEATING VENTILATION AIR CONDITIONING.
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SYSTEM MODE AND OR TEMPERATURE CONTROL. *EH
DIAGNOSTIC INFORMATION TO ACCURATELY DIAGNOSE A/C LOW PRESSURE SWITCH USING NEW KENT MOORE SPECIAL TOOL GE-47742.
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*TT
AIR CONDITIONER (A/C) LOW PRESSURE SWITCH DIAGNOSTIC TOOL.
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CURRENTLY THE A/C LOW PRESSURE SWITCH OPEN/CLOSE PRESSURES CANNOT BE ACCURATELY DETERMINED BY MEASURING PRESSURE AT THE LOW SIDE SERVICE PORT. *TT
UNDERHOOD AIR CONDITIONER RATTLE NOISE HEARD ON ACCELERATION OR A SUDDEN LOSS OF AIR CONDITIONER SYSTEM PERFORMANCE.
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*TT THIS BULLETIN REPLACES 03-01-38-019 DATED 11-01-2003. TO INCLUDE VARIOUS MODLES INCLUDING 2002-2004 COMMERCIAL UPFITTER CHASSIS VEHICLES. *TT
USE OF SYNTHETIC FRONT AXLE LUBRICANT FOR 4WD VEHICLES SOLD IN COLD WEATHER CLIMATES.
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*TT THIS BULLETIN REPLACED PREVIOUS BULLETIN DATED 10/01/2003. *TT
AIR CONDITIONING COMPRESSOR BELT OR TENSIONER JUMPS OR FLUTTERS CAUSING A RATTLE NOISE.
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SERVICE VME. *TT
Pre-Delivery & Maintenance
7 bulletinsSOME CUSTOMERS MAY COMMENT ON THE SERVICE 4WD INDICATOR ILLUMINATING WITH DIAGNOSTIC TROUBLE CODE B2725 SET.
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*TT
INFORMATION REGARDING ONSTAR ANTENNA MISSING ON THE 2002 CHEVROLET AVALANCHE, A DOUBLE INSPECTION PROCEDURE HAS BEEN...
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IMPLEMENTED WITHIN PROCESS TO ASSURE THE THE PART IS IN FACT PRESENT IN THE LOOSE PATRS BAG. NLM
This warranty administration bulletin provides information on the Clarification of Use for Dealer Empowerment Labor...
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Operations and Customer Enthusiasm
BUICK\CHEVROLET\GMC SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER.
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SPECIAL COVERAGE ADJUSTMENT-ANALOG ONSTAR DEACTIVATION. CSC LETTER WAS RECEIVED. *PE
INFORMATION ON REVISED DESIGN OF INTAKE GASKET AND RELATED BOLTS FOR 2004 MID-YEAR ENHANCEMENT AND PRIOR YEAR SERVICE USAGE.
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*TT
DISCOLORATION OF CARGO COVERS.
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SERVICE DME. *TT
WATER MANAGEMENT SYSTEM.
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FUNCTION, MAINTENANCE AND PREVENTATIVE MEASURES MENTIONED IN THE MAY EMERGING ISSUES IDL BROADCAST. *TT
Tires & Wheels
6 bulletinsINFORMATION CONCERNING THE SPARE TIRE HAVING A DIFFERENT SIZE THAN OTHER TIRES.
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*TT
SPARE TIRE IS DIFFERENT SIZE THAN OTHER TIRES.
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THIS SERVICE BULLETIN REPLACES 020310001. *EH UPDATE. *TT
20 INCH WHEELS AND TIRES AVAILABLE THROUGH GMSPO.
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*TT UPDATED. *NM
REVISED WHEEL DRIVE SHAFT NUT TORQUE SPECIFICATION.
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*TT
INFORMATION WHEN PERFORMING A FOUR-WHEEL BALANCE USING LABOR CODE E0203 AND/OR TIRE REPLACING USING LABOR CODE E0431 OR E0437.
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*TT
SLIPS IN 4-WHEEL DRIVE, NOISE, VIBRATION, LEAKS, HOT ODOR.
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*TT
Infotainment
4 bulletinsThis Preliminary Information communication provides information to the technician about vehicles that may have an issue...
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when using Bluetooth voice recognition with an iPhone. Technician should work with the customer to insure the phone contacts to not have any Emojis loaded to any contact.
This Preliminary Information communication provides information to the technician about vehicles that are travelling from Canada to the United States.
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While in the United States they are unable to receive Turn-by-Turn directions. Due to the existing cellular provider not having roaming agreements in areas outside of Canada to support transmitting of the packet data required for Turn-By-Turn feature to operate. The customer has 3 options while traveling through the United Sates. First if the vehicle is equipped with a navigation radio they can request a "Destination Download" to the vehicle. Second if the customer uses the OnStar RemoteLink app they can send the directions to the vehicle. The third option would be to have the vehicle loaded with a "500 phone number" The customer will no longer be able to use their Hands Free Calling minutes when the new 500 phone number is loaded. If a customer chooses to restore Hands Free Calling in the future a new phone number will be assigned to the vehicle; previous phone numbers are not available.
This Preliminary Information communication provides information to the technician about vehicles that may have an issue...
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when using Bluetooth voice recognition with an iPhone. Technician should work with the customer to insure the phone contacts to not have any Emojis loaded to any contact.
TWEETER SPEAKER RATTLE IN FRONT SIDE DOOR(S), TWEETER SPEAKER FALLS OUT OF POSITION.
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*TT
Air Bags & Safety
3 bulletinsINFORMATION REGARDING REPLACEMENT OF THE FRONT SEAT BELT RETRACTOR AND BUCKLE USAGE.
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*TT
This informational bulletin provides information to advise dealers about seat belt buckles not operating and/or seat...
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belt warning light illumination, as well as difficulty latching and unlatching the buckle or the buckle release button sticking.
GM: THERE ARE SEAT BELT PROBLEMS: DIFFICULTY LATCHING AND UNLATCHING BUCKLE.
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BUCKLE RELEASE BUTTON IS STICKING. SEAT BELT WARNING LIGHT ILLUMINATED. LIKELY CAUSED BY STICKY BEVERAGES THAT ARE SPILLED INTO THE BUCKLE ASSEMBLY. *RM UPDATED 4/3/12. *PE
Suspension
3 bulletinsGM: IF THE SERVICE SUSPENSION SYSTEM IS DISPLAYED ON THE DIC, THE TRIM HEIGHT MAY BE INCORRECT, LOOSE COMPRESSOR INLET...
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HOSE, OR THE COMPRESSOR SELF TEST MAY BE INOPERATIVE. ALSO INCLUDED SUBURBAN LD MY 2001-2013, YUKON DENALI XL MY 2013, YUKON XL LD 2001-2013 *JS
USE OF CORRECT INSTALLATION PROCEDURE FOR LOOSE HUBCAP ASSEMBLY.
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THIS SERVICE BULLETIN REPLACES 030310002. *EH
REAR LEAF SPRING SLAP OR CLUNK NOISE (REPLACE SPRING INSERTS) *TT UPDATED 10/18/07.
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*NJ
Software & Calibration
3 bulletinsEATON LOCKING DIFFERENTIAL CHATTER SHUDDER NOISE ON TURNS, EQUIPPED WITH A LOCKING REAR DIFFERENTIAL RPO G80.
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*NJ UPDATED 7/17/2008. *PE
SERVICE VME. SUPPLEMENT TO 00-02-35-003L.
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UPDATE ON NEW I-SHAFT. *KB
WHINE NOISE FROM REAR AXLE.
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*TT UPDATE. *TT