2005 GMC Sierra TSBs

This Preliminary Information communication provides information to the technician about vehicle that may have an OnStar...

This Preliminary Information communication provides information to the technician about changing the tire and wheel size on vehicles.

This Preliminary Information communication provides information to the technician about vehicle that may have an OnStar...

This informational bulletin provides information to technicians regarding intake manifold inspection/replacement after...

This technical bulletin provides repair information for repairing the IP to body harness connector to correct a customer...

This informational bulletin provides information on close-coupled converter and engine replacement.

This Preliminary Information communication provides information to the technician on the steps to diagnose and repair...

This Preliminary Information communication advises the technician that the 2004-2007 Parallel Hybrid Truck parts will be...

This Preliminary Information communication provides information to the technician about vehicles that will not move in forward or reverse.

This Preliminary Information communication provides information to the technician about vehicles that have a Service...

This Preliminary Information communication provides information to the technician about changing the tire and wheel size on vehicles.

This Preliminary Information communication provides information to the technician about vehicles that have not...

This informational bulletin provides information on close coupled converters and there affect on newly installed engines...

This Preliminary Information communication advises the technician that parallel hybrid truck parts are on parts restriction.

This Preliminary Information communication provides information to the technician on the steps to diagnose and repair...

GENERAL MOTORS: AN OPTIONAL ENGINE BLOCK HEATER PLUG IN FOR ONBOARD AC POWER AND WITH CONTINUOUS USAGE WILL RESULT IN...

GMC/CHEVROLET: ENGINES, WITH EGR SYSTEM, HAS LEAKAGE FROM EGR COOLER ENGINE COOLANT INTO THE COMBUSTION CHAMBER.

GENERAL MOTORS SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER.

GM: THE SERVICE ENGINE SOON LIGHT IS ON, THERE IS ALSO A MISFIRE OR ENGINE NOISE.

GM: THERE IS A DIESEL ENGINE HARD START WHEN HOT.

GM: THERE IS AN INTERMITTENT ENGINE LIGHT ON DUE TO FIVE POSSIBLE INTERNAL TROUBLE CODES.

BUICK/CADILLAC/CHEVROLET/GMC/HUMMER/PONTIAC/SAAB: OIL CONSUMPTION AND/OR EXHAUST SMOKE-POSSIBLE PCV BAFFLE OR LIFTER CONCERN.

CHEVROLET/GMC: DIESEL ENGINE TURBO DTC P2563 OR P003A.

GENERAL MOTORS: INTERMITTENT MIL/SES/ DTC P2138 WITH REDUCED ENGINE POWER (REPAIR INSTRUMENT PANEL (IP) TO BODY HARNESS CONNECTOR).

GENERAL MOTORS CORP: SPECIAL COVERAGE ADJUSTMENT; ANALOG ONSTAR DEACTIVATION.

CHEVROLET\GMC SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER.

POSSIBLE ENGINE OIL LEAK DUE TO PCV FREEZE-UP, EQUIPPED WITH THE 4.8, 5.3, 6.0, AND 6.2 V-8 ENGINES.

DURAMAX DIESEL INJECTOR DRIVER CODES WITH 6.6 ENGINE (VIN 2 - RPO LLY).

ENGINE SURGE OR STALL AT STOP AND/OR DTC P0742 POSSIBLE TCC APPLIED.

DIESEL ENGINE CYLINDER HEAD GASKET MISSING THICKNESS GRADE MARKINGS.

DIAGNOSTIC INFORMATION ON TURBOCHARGER MALFUNCTION DUE TO LACK OF ENGINE OIL FOR LBZ, LB7, AND LLY DURAMAX DIESEL ENGINE.

INTERMITTENT SES/MIL LAMP ILLUMINATED, REDUCED ENGINE POWER, FUEL INJECTOR DRIVER CIRCUIT.

DUAL TANKS FUEL GAUGE DEFAULTS TO EMPTY - NEW CALIBRATIONS.

ENGINE WITH A REPEAT CRACKED FLYWHEEL.

LOSS OF IGNITION 1 VOLTAGE TO THE IGNITION COILS.

TURBOCHARGER OIL FEED LINE KINKED OR RESTRICTED.

LACK OF POWER LU3 ENGINE) AT HIGH AMBIENT TEMPERATURES ONLY (IF NECESSARY, REPROGRAM PCM WITH NEW SERVICE...

GENERATION III V8 ENGINE PISTON REPAIRS.

ENGINE OIL LEAK AT REAR COVER ASSEMBLY AREA.

LOW OIL PRESSURE MESSAGE DISPLAY AND CHIMES ACTIVATED WHILE DRIVING FOLLOWING HYBRID (HP2) LM7 ENGINE AUTO-START (REPROGRAM THE PCM).

SERVICE VME - 2006 DURAMAX DIESEL ENGINE FUEL SYSTEM COMPONENTS ARE NOT INTERCHANGEABLE WITH EARLIER YEAR MODEL VEHICLES.

LM7, L59 OR L33 ENGINES WITH COLD START ROUGH OR INCORRECT IDLE, MISFIRE, MALFUNCTION INDICATOR LAMP (MIL) OR FLASHING REQUIRING O2 SENSOR REPLACEMENT.

INFORMATION ON 4.3L ENGINE FRONT CRANKSHAFT PULLEY APPEARING TO BE OUT OF ROUND (NORMAL CONDITION).

PRODUCT EMISSION RECALL TO REPLACE THE POWERTRAIN/ENGINE CONTROL MODULE (PCM/ECM).

ACCESSORY DRIVE BELT CHIRP, SQUEAL, OR SQUEAK TYPE NOISE AT COLD IDLE.

OIL LEAK UNDER EXTREME COLD TEMPERATURES (-34 DEGREES C) (-30 DEGREES F) OR COLDER).

SERVICE ENGINE SOON (SES) LIGHT ON WITH REDUCTION IN ENGINE POWER, DIAGNOSTIC TROUBLE CODES P0202 AND P2146 OR P0207 AND P2149 SET.

EI05082 - LOSS OF BLOWER MOTOR SPEEDS EXCEPT FOR HIGH SPEED OR INOPERATIVE.

DIAGNOSTIC TROUBLE CODE (DTC) P1172 OR P2636, FUEL GAUGE READS EMPTY, SERVICE ENGINE SOON (SES) LIGHT ON.

DURAMAX DIESEL PILOT TO MAIN INJECTION FUEL KNOCK NOISE.

FUEL GAUGE INOPERATIVE OR INACCURATE, THE SERVICE ENGINE SOON MALFUNCTION INDICATOR LAMP ON, OR FRONT FUEL TANK IS OVER...

ENGINE OIL DIPSTICK UNSEATED OR OIL LEAK.

COOLANT LEAK. EARLY INDICATIONS POINT TO A CORROSION STRESS CRACK ON THE UPPER CLAMP AT THE LOWER RADIATOR HOSE TO THE WATER PUMP CONNECTION.

ENGINE RPM SURGE AT 1100 TO 1400 RPM.

VEHICLE MAY BE BROUGHT IN FOR SERVICE ENGINE SOON (SES) OR MALFUNCTION INDICATOR LAMP (MIL) LIGHT ON.

6.6L LLY ENGINE OIL LEAK AT REAR HOUSING COVER BOLT.

DIAGNOSTIC TROUBLE CODE P0128 OR ENGINE WILL NOT REACH OPERATING TEMPERATURE.

01-05 6.6 LLY LB7 DURAMAX DIESEL ENGINE AIR FILTER USAGE.

BLOWER MOTOR INOPERATIVE AT LOW AMBIENT TEMPERATURES.

ROUGH IDLE, FUEL KNOCK OR SMOKE WHILE DRIVING, COMBUSTION LEAK TYPE NOISE, OR A MISFIRE.

LOWER END ENGINE KNOCK NOISE.

6.6 LLY INJECTOR DRIVER CODES.

DURAMAX DIESEL INJECTOR DRIVER CODES.

SERVICE VME - COOLANT LEAK FROM RADIATOR SURGE TANK.

HIGHWAY SPEED EXCESSIVE SMOKE AND FUEL KNOCK.

ENGINE KNOCK NOISE HEARD AT ALL TIMES.

HARD START HOT ONLY AFTER THE ENGINE HAS REACHED OPERATING TEMPERATURE AND THEN SHUT OFF.

SERVICE ENGINE SOON LIGHT ILLUMINATED.

REVISED ENGINE ELECTRICAL AND AUTOMATIC TRANSMISSION - 4L60E/4L65E SUBSECTIONS - NEW CAUTION STATEMENTS ADDED.

SURGE AT IDLE OR 1100 TO 1400 RPM.

ROUGH IDLE, SERVICE ENGINE SOON (SES)LIGHT, UNSTABLE IDLE, HESITATION, SURGE OR STALLING.

TO BETTER UNDERSTAND SPRAG DAMAGE AN ENGINEERING INVESTIGATION IS BEING CONDUCTED.

STEERING IDLER ARM INSPECTION PROCEDURE.

1999 - 2005 GEN II COLD ENGINE MISFIRE AT IDLE WITH POSSIBLE P0171 AND/OR P0174.

NOISE, SERVICE ENGINE SOON (SES) LIGHT, OR LOW POWER.

THERE HAS BEEN A HIGH PERCENTAGE OF NO TROUBLE FOUND (NTF) 6.6 LLY ENGINE CONTROL MODULES (ECMS) BEING RETURNED TO THE WARRANTY PARTS CENTER.

P0622 OR CHARGE INDICATOR ON AFTER CALIBRATING ENGINE CONTROL MODULE (ECM).

DIESEL ENGINE BALANCE RATES ALL SHOWING ZERO.

ENGINE OVERHEAT ON VEHICLES EQUIPPED WITH RPO VYU SNOWPLOW PREP PACKAGE.

ENGINE FUEL RAIL CROSSOVER TUBE RETAINER SCREW WERE NOT MANUFACTURED TO SPECIFICATIONS AND MAY BREAK.

STOP DELIVERY OF CERTAIN VEHICLES EQUIPPED WITH A 5.3 LITER ENGINE.

THIS IS IN REGARDS TO THE UNNECESSARY CHANGING OF TURBOCHARGERS DUE TO OIL SEEPAGE.

OIL LEAK AT COOLER TO ENGINE BLOCK MATING SURFACE.

DIESEL OIL LEAK AT RIGHT REAR OF ENGINE.

SERVICE ENGINE SOON LIGHT ILLUMINATED WITH DIAGNOSTIC TROUBLE CODE P0171 OR P0174 SET.

TURBO AIR CHARGE COOLER HOSES OIL SEEPAGE OR BLOWS OFF ON ACCELERATION.

ENGINE OVERHEATING. *TT

HVAC BLOWER MOTOR INOPERATIVE OR STAYS RUNNING.

EXCESSIVE SHIFTER AND/OR ENGINE VIBRATION, BEARING GROWL AND/OR RATTLE TYPE NOISE WHILE DEPRESSING OR RELEASING CLUTCH PEDAL.

ENGINE OIL LEAK AT MAIN BERING SIDE BOLT.

ENGINE LOW POWER WILL NOT GO OVER 2300 RPMS.

ALLISON LCT1000 PUMP SEPARATOR PLATE CHANGE DISREGARD ADDITIONAL VALVE.

COOLANT LEAK AT ENGINE MOUNT BOLT.

EXCESSIVE OIL CONSUMPTION.

CHECK ENGINE LIGHT WITH A P0300 DUE TO 2-4 CYLINDERS MISFIRING ON THE SAME BANK OF THE ENGINE.

EXHAUST VIBRATION RESONANCE OR MOAN IN VEHICLES WITH GEN III V8 ENGINES.

P0420 AND P0430 DTSC IN THE DETROIT, MICHIGAN AREA WITH GEN III V-8 ENGINES.

MIS-MACHINED ENGINE OIL GALLERY - INSPECT/REPLACE ENGINE.

ENGINEERING INVESTIGATION - CATALYTIC CONVERTER REPLACEMENT.

GAS ENGINES EXHAUST BUZZ OR RATTLE NOISE.

SMOKE, FUEL KNOCK, SURGING, AND HIGH INJECTOR BALANCE RATES.

SERVICE ENGINE SOON LIGHT WITH A P0300 MISFIRE DUE TO MISFIRES MAINLY ON CYLINDER 7.

OIL SEEPAGE FROM TURBO AIR CHARGE COOLER HOSES OR HOSE BLOWING OFF DURING ACCELERATION.

SERVICE ENGINE SOON LIGHT AND REDUCED ENGINE POWER WITH A DIAGNOSTIC TROUBLE CODE P1516.

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...

6.6 LLY DURAMAX DIESEL ENGINE TURBOCHARGER LEARN PROCEDURE.

DIAGNOSTIC INFORMATION FOR TURBO FAILURE DUE TO LACK OF OIL OR REPEAT TURBO FAILURES.

This informational bulletin explains how to care for wiper blades.

This informational bulletin provides a quick guide to updating which model vehicle after replacing the IPC.

This informational bulletin provides a list off all the issues revolving around new vehicles for a one stop place to...

This informational bulletin provides information on a GM of Canada OnStar cellular communication upgrade.

This informational bulletin provides information for dealers/technicians on when and how to submit a Field Product Report (FPR) (U.S.

This informational bulletin provides information on a GM of Canada OnStar cellular communication upgrade.

This Preliminary Information communication provides information to the technician about vehicles that the speedometer needle appears to be inaccurate.

This Preliminary Information communication provides information to the technician about customers may inquire about the...

This Preliminary Information communication provides information to the technician about vehicles that the speedometer needle appears to be inaccurate.

GM: ONSTAR IS MAKING INCOMPLETE CALLS WITHOUT THE DRIVER KNOWING.

GM: INFORMATION ON FIXING MULTIPLE SITUATIONS RIGHT THE FIRST TIME.

NEW DESIGN FRONT AXLE SIDE BEARING ADJUSTERS.

LCT1000 TOW/HAUL INDICATOR INOPERATIVE WITH RPO 5G8.

REAR DRIVE AXLE WHINE NOISE (REPLACE SLIP YOKE ASSEMBLY).

RATTLE NOISE AT HIGHWAY SPEED IN 2WD.

OIL PRESSURE GAUGE READING LOW OR NEAR RED ZONE.

REMOTE CD CHANGER CLICKING ON INITIALIZATION, FREEZING UP OR LOSES PLACE IN A SONG (NO FIX AT THIS TIME, FIX UNDER DEVELOPMENT).

UNWANTED/LOOSE SEAT MOVEMENT.

INTERMITTENT HEATED SEATS INOPERATIVE, DIAGNOSTIC TROUBLE CODE B3941 SET.

INTERMITTENT STALL, LOW POWER, AND HARD RESTART WHEN THE VEHICLE IS USED DURING HIGH AMBIENT TEMPERATURES AND IN HIGH ALTITUDES.

PING, POP, SNAP OR CLICK NOISE FROM THE PROPELLER SHAFT.

TCC SURGE AND/OR FLUID CONTAMINATION.

NO DRIVE IN D4 OR D3.

ADDITIONAL DIAGNOSTIC INFORMATION DTC P0757.

BULLETIN-SIT-BULLETIN-NO FORWARD, SLIPS, DTC P0875 P0876.

RANGE INHIBIT AND/OR WILL NOT MOVE.

HEATED SEATS TURN OFF.

DURAMAX AIR FILTER. GM TECH LINKS.

REVISED DIAGNOSTIC TROUBLE CODE (DTC) P1172 AND DTC P2636.

REVISED DIAGNOSTIC TROUBLE CODE (DTC) P2563.

REAR AXLE RETAINER BUTTON BREAKAGE.

REVISED FRONT CASTER AND CAMBER ADJUSTMENT PROCEDURE.

8.625 AXLE PHASING, GROWL, CYCLIC, NOISE WHILE DRIVING.

4L60E/4L65E NO REVERSE.

INVESTIGATION OF PUMP AREA LEAKS.

CDS STICK IN CD PLAYER.

OIL LIFE SYSTEM RESET PROCEDURES-TRUCKS.

4WD MODELS WITH NOISE, VIBRATION ON DRY PAVEMENT.

HIGHWAY SPEED VIBRATION ON SMOOTH SURFACE.

REAR AXLE FLUID LEVEL MAY APPEAR TO BE LOWER THAN PUBLISHED SPECIFICATION.

STOP DELIVERY OF CERTAIN FULL SIZE CREW CAB PICKUP TRUCKS.

BROKEN #2 AND #7 INJECTOR CONNECTOR TERMINALS.

STOP DELIVERY OF CERTAIN FULL SIZE CREW CAB PICKUP TRUCKS BUILT AT THE FLINT ASSEMBLY.

MEMORY SEAT MAY NOT RETURN TO REQUESTED POSITION.

VARIOUS INTERMITTENT DRIVEABILITY CONDITIONS - HESITATION, LACK OF POWER, ETC.

ALLISON LCT1000 CLUNK NOISE ON START IN PARK.

261 TRANSFER CASE DRIVELINES GROWL 1100-1200 RPM.

ALLISON LCT 1000 BUZZ NOISE FEEL ON TCC APPLY.

ONSTAR CENTER UNABLE TO PERFORM REMOTE DIAGNOSTIC.

PARTS USAGE FOR BULLETIN 04-01-39-009.

SPEEDOMETER INOPERATIVE.

PING, POP, SNAP, OR CLICK NOISE FROM THE PROPELLER SHAFT.

CONCERNS REGARDING BULLETIN 00-02-35-003F.

ALLISON LCT1000 DIAGNOSTIC TROUBLE CODE P1711, P0872 AFTER COMPLETING REPAIRS.

PERFORMANCE PACKAGE RPO PCX.

REPLACEMENT FLEXPLATE MAY HAVE LARGER BOLT HOLES THAN THE ORIGINAL FLEXPLATE.

02-05 ONSTAR EQUIPPED VEHICLES EMITTING BEEPING NOISE BEFORE CONNECTING TO ONSTAR.

DOWNHILL CRUISE CONTROL SURGE.

CRANK NO START WITH NO CRANKING RPM SPARK OR INJECTOR PULSE.

CRUISE CONTROL AND/OR THE POWER TAKE OFF UNIT (PTO) MAY BE INOPERATIVE.

REAR AXLE LOCKING DIFFERENTIAL CHATTER SHUDDER NOISE ON TURNS.

DIAGNOSIS OF CRACKED OR BROKEN TRANSMISSION CASE.

NEW PRODUCT INFORMATION, GRADE BRAKE FEATURE OF ALLISON 1000 SERIES TRANSMISSION.

INSPECTION OF TIRE AND WHEEL SIZE PRIOR TO DIAGNOSIS OF TRANSMISSION SHIFTS, POOR PERFORMANCE, SPEEDOMETER, CRUISE CONTROL CONCERNS.

This informational bulletin provides technicians with information regarding automatic transmission oil cooler flow test...

This Preliminary Information communication provides information to the technician about vehicles that may have a...

This Preliminary Information communication provides information to the technician about vehicles that have slip in...

This Preliminary Information communication provides information to the technician about the percentage of UV protection...

CADILLAC/CHEVROLET/GMC/HUMMER: SOME SUVS AND TRUCKS ARE EXHIBITING A CONDITION WHERE BY GRINDING/RATCHETING TYPE NOISE...

BUICK/CADILLAC/CHEVROLET/GMC/OLDSMOBILE AND HUMMER: INFORMATION ON PITMAN ARM SHAFT SEAL SERVICE KIT.

GMC: FLUID LEAK FROM TRANSMISSION OIL COOLER LINES DUE TO CORROSION.

DIAGNOSTIC INFORMATION ON MN8, MT1 SES/MIL ILLUMINATED, DTC P0757, HARSH SHIFT, DELAYED 2-3 SHIFT, 2-3 SHIFT FLARE, NO...

GEAR BOX POWER STEERING PUMP, P/S PERFORMANCE CONCERNS.

ALLISON LCT1000 HARSH 3-2, 2-1 DOWNSHIFT, AND ABS MAY ACTIVATE.

INSPECTION OF TIRE AND WHEEL SIZE PRIOR TO DIAGNOSIS OF TRANSMISSION SHIFTS, POOR PERFORMANCE, SPEEDOMETER, CRUISE CONTROL CONCERNS.

SLIP CONDITION IN 2ND, 3RD, OR 4TH.

CLUTCH PEDAL FADE OR CLUTCH WILL NOT DISENGAGE TYPICALLY WHEN TOWING.

HARSH 1-2 SHIFT, MALFUNCTION INDICATOR LAMP ILLUMINATED, DIAGNOSTIC TROUBLE CODE P0894 STORED IN PCM.

4L60-E/4L65-E AUTOMATIC TRANSMISSION/TORQUE CONVERTER CLUTCH (TCC) SHUDDER, WATER IN TRANSMISSION.

4L60-E/4L65-E AUTOMATIC TRANSMISSION 2-3 SHIFT CLUNK.

4L60-E/4L65-E AUTOMATIC TRANSMISSION SECOND GEAR START, LACK/LOSS OF POWER WHEN ACCELERATING FROM A STOP.

SERVICE VME - 8.6 INCH REAR AXLE WHICH EXHIBIT A GEAR WHINE CONDITION (UNTIL DECEMBER 23, 2005).

ELECTRONIC TRANSFER CASE UNABLE TO COMPLETE SHIFT.

FLUID LEAKAGE FRONT PUMP OR TORQUE CONVERTER AREA.

4L80E/4L85E HARSH SHIFT OR SLIP NO TCC APPLY.

CLUTCH CHATTER ON TRANSMISSION ENGAGEMENT, HARD TO SHIFT, GEAR CLASH.

THE FACTORY LUBRICANT FILL LEVEL MAY APPEAR LOWER THAN THE PUBLISHED SPECIFICATION ON VEHICLES EQUIPPED WITH THE...

SHIFT LEVER POSITION INDICATOR ILLUMINATION RECALL CAMPAIGN.

4L80E/4L85E AUTOMATIC TRANSMISSION LEAK CONCERN.

NO SHIFT, SPEEDOMETER ERRATIC/INOPERATIVE, P0721 C0237 P0500 C0055.

STEERING GEAR WHISTLE NOISE ON TURNS.

INVESTIGATION OF EXTENSION SEAL LEAKS ON 4L60E AUTOMATIC TRANSMISSION.

TRANSMISSION FLUID LEAK FROM THE FRONT OF THE TRANSMISSION.

NEW ESSENTIAL TOOL J 45096 23 AUTOMATIC TRANSMISSION OIL COOLER LINE ADAPTER FOR ALLISON TRANSMISSION.

RELEASE OF STEERING GEAR STUB SHAFT BEARING KIT FOR SERVICE.

LEAK FROM THE VENT 4L80E/4L85E TRANSMISSION.

HARSH 1-2 SHIFT. *EH

ALLISON LCT1000 TRANSMISSION HARD TO REMOVE FROM PARK.

M74 ALLISON LCT1000 PTO GEAR APPLICATIONS.

4L80E, 4L85E WHINE NOISE IN FIRST AND SECOND GEAR.

INFORMATION ON ALLISON TRANSMISSION SERVICE REPAIRS - FULL SERVICE OF INTERNAL COMPONENTS.

This Preliminary Information communication provides information to the technician the steps needed to diagnose and...

This informational bulletin provides technicians with a brake lathe calibration procedure.

This Preliminary Information communication advises the technician that the Hydro-Boost is not serviceable and will need...

This Preliminary Information communication advises the technician that the Hydro-Boost is not serviceable and will need...

CHEVROLET/GMC/CADILLAC: ANYTIME HYDRAULIC BRAKE PIPES ASSEMBLY NEED REPLACING, PRE-FORMED AND PRE-FLARED BRAKE PIPES...

ABS LIGHT ON, DTC'S C0265, C0201, U1041 SET AND/OR LOSS OF COMMUNICATION WITH BRAKE MODULE.

SERVICE BRAKE BOOSTER MESSAGE.

REAR BRAKE PULSATION CHECK DRUM TO AXLE CLEARANCE, WITH RPO JF3 OR JF7.

REAR DRUM BRAKES EXCESSIVE WEAR, DRAG, AND AGGRESSIVE.

INCREASED STEERING AND BRAKE EFFORT.

SQUEAK NOISE ON BRAKE APPLY.

SERVICE VME - BRAKE PULSATION DUE TO ROTOR CORROSION.

CREAK/TWANG NOISE ON BRAKE PEDAL APPLY ORE RELEASE.

BRAKE DRAG OR HIGHWAY SPEED VIBRATION.

SERVICE BRAKE BOOSTER MESSAGE.

LOW BRAKE FLUID LEVEL SOURCE OF LEAK UNKNOWN.

BRAKE TWANG NOISE. GM TECH LINKS.

APPLICATION OF HORN AT HORN PAD INOPERATIVE.

PARKING BRAKE MAY NOT HOLD.

BRAKE DUST ACCUMULATION.

REAR PARK BRAKE CABLE MAY NOT BE PROPERLY CONNECTED.

ANTI-LOCK BRAKE SYSTEM (ABS) LIGHT ON, DIAGNOSTIC TROUBLE CODES (DTCS) C0265, C0201, U1041 SET AND/OR LOSS OF COMMUNICATION WITH BRAKE MODULE.

INTERMITTENT NO START, SERVICE STABILITY MESSAGE, ANTI-LOCK BRAKE SYSTEM (ABS) LIGHT ILLUMINATED, MULTIPLE DIAGNOSTIC...

ANTILOCK BRAKE (ABS) ACTIVATION AT LOW SPEEDS (CLEAN WHEEL SPEED SENSOR MOUNTING SURFACE).

This informational bulletin provides information on communication with OnStar module after Canadian cellular upgrade.

This Preliminary Information communication provides information to the technician about customers that are unable to...

This informational bulletin provides information on Part Restriction and Ordering Process Information for OnStar Vehicle...

GM/HUMMER/SAAB: INTERMITTENT ILLUMINATION OF MIL, SERVICE LAMPS, SERVICE MESSAGES, OR DTC SET BY VARIOUS CONTROL...

BLOWN MBEC 1 OR LBEC 1 FUSE.

IPC BACKLIGHTING INOPERATIVE TBC 2A FUSE OPEN.

UNABLE TO PROGRAM TIRE SIZE IN EBCM/VSES.

UNABLE TO LOCATE EMERGENCY LIGHT RELAY AND/OR BLUNT CUT WIRES.

4WD INOPERATIVE AND POSSIBLE DTC C0327 STORED IN THE TRANSFER CASE CONTROL MODULE.

HEATED SEAT INOPERATIVE OR SHUT OFF IN 30 SECONDS.

SERVICE 4WD LIGHT ILLUMINATED, DIAGNOSTIC TROUBLE CODE (DTC) C0374 SET.

SERVICE VMX - DURAMAX INJECTOR WIRING HARNESS SUPPORT BRACKET KIT.

INFORMATION ON RESETTING THE BATTERY LIGHT IF IT REMAINS ILLUMINATED AFTER (POWERTRAIN CONTROL MODULE) PCM REPLACEMENT.

SERVICE 4WD LIGHT ON WITH EITHER A VARIETY OF DIAGNOSTIC TROUBLE CODES OR NO COMMUNICATION WITH THE TRANSFER CASE CONTROL MODULE.

AIRFLOW SENSOR PROBLEM.

FUEL INJECTOR DRIVER CIRCUIT CODES P0201 THROUGH P0208.

AUTOMATIC DUAL ZONE HVAC BATTERY DRAW.

SERVICE 4WD LIGHT ON AND NO COMMUNICATION WITH TRANSFER CASE CONTROL MODULE.

AUTOMATIC DUAL ZONE HVAC BATTERY DRAW SUPPLEMENT TO 02-01-39-007A.

ALLISON LCT 1000 P1781 OR P0802 SETTING IN THE ELECTRONIC CONTROL MODULE.

BLOWN MBEC 1 OR LBEC 1 FUSE.

NO COMMUNICATION WITH ANY MODULES, MULTIPE U-DIAGNOSTIC TROUBLE CODES (DTCS), INSTRUMENT PANEL CLUSTER (IPC) WARNING INDICATORS.

4.8L 5.3L 6.6L 8.1L P1285 P1286 OR P2133 AFTER REPLACING APP SENSOR.

ROOF BEACON SWITCH LEFT ON CAUSING BATTERY DRAW.

This Preliminary Information communication provides information to the technician about vehicles that may have slack in one of the tailgate cables.

GM: THE FRONT OR REAR DOOR MAY NOT OPEN FROM THE INSIDE OR OUTSIDE HANDLE, THE DOOR WILL NOT UNLOCK WITH ANY METHOD.

GM: ON SOME TRUCK MODELS THERE IS SOME FRAME CORROSION.

TURN SIGNAL IN CAMPER STYLE OUTSIDE REARVIEW MIRROR (RPO DPN) DOES NOT ILLUMINATE TURN SIGNAL FLASH (REPLACE UPPER...

ONE OF THE FOLLOWING CONCERNS WHEN PROGRAMMING THE MILEAGE OR THE HOURS INTO AN EXCHANGE INSTRUMENT PANEL CLUSTER THAT...

DOOR GLASS POPS OUT OF RUN CHANNEL.

LEFT FRONT AXLE SHAFT DIFFICULT TO REMOVE.

UNDERBODY RATTLE. *TT

FRONT DOOR GLASS WILL NOT MOVE OR RATTLE IN DOOR.

UNWANTED OPERATION OF REAR WINDOWS.

INACCURATE OUTSIDE TEMPERATURE READING ON INSIDE REARVIEW MIRROR.

SERVICE VME-OUTSIDE REAR VIEW MIRROR INOPERATIVE.

SERVICE VME - OUTSIDE REARVIEW MIRROR VIBRATION.

RATTLE TYPE NOISE COMING FROM THE REAR OF THE CAB DURING BODY TWIST MANEUVERS OR OVER BUMPS.

DOOR HINGE REPLACEMENT KIT.

4L80E OUTPUT CARRIER THRUST WASHER CHANGES.

TAILGATE CABLE SLACK.

UNABLE TO DISABLE AUTO DOOR LOCKS.

ALLISON LCT1000 OVERDRIVE DISABLE LAMP INOPERATIVE AFTER INSTALLATION OF INSTRUMENT PANEL (IP).

INSTRUMENT PANEL CLUSTER PARTS RESTRICTION.

RATTLE TYPE NOISE COMING FROM THE REAR OF THE CAB DURING BODY TWIST MANEUVERS OR OVER BUMPS.

SERVICE VME - SWITCHING MIRRORS FROM POWER FOLDING TO POWER EXTENDING.

This warranty administration bulletin provide policy information new tire warranty program and global warranty...

DTC C0327 WITH OR WITHOUT ADDITIONAL DTC'S SETTING.

P245/70R17 GENERAL AMERITRAC TIRE WEAR VIBRATION.

BRIDGESTONE DURAVIS TIRE CHIP AND TEAR ISSUE.

INFORMATION ON P245/75R16 GOODYEAR WRANGLER ST TIRE USAGE/IDENTIFICATION.

REVISED WHEEL ALIGNMENT SPECIFICATIONS.

SERVICE TIRE PRESSURE MONITORING SYSTEM DIAGNOSTICS CODES.

AVAILABILITY OF NEW FUNCTIONAL NUT CAPS FOR STEEL WHEELS.

20 INCH PLUS SIZE WHEEL RESTRICTION - SUPPLEMENT TO ACCESSORIES BULLETIN ACC04-056.

WHY THE CREW CAB SHORT BED (5 FOOT 8 INCH) IS NOT RECOMMENDED FOR FIFTH WHEEL TRAILERING.

QUADRASTEER INTERMITTENT SERVICE 4-WHEEL STEER MESSAGE.

20 INCH WHEELS AND TIRES AVAILABLE THROUGH GMSPO.

SERVICE 4 WHEEL STEER MESSAGE WITH DIAGNOSTIC TROUBLE CODE C0455.

20 INCH WHEELS STOP SELL ON 1500 CREW CAB WITH 5'8' BED.

AVAILABILITY OF 20 INCH WHEELS AND TIRES THROUGH GMSPO ON 2005 MODELS.

EXCESSIVE TIRE SPIN SETTING DIAGNOSTIC TROUBLE CODE C0543.

REFERENCE GUIDE FOR THE TECHNICIAN TO UPGRADE A VEHICLE FROM FACTORY WHEELS AND TIRES TO 20 INCH WHEELS AND TIRES, WHICH ARE AVAILABLE THROUGH GMSPO.

This informational bulletin provides dealership personnel with information on flexible fuel vehicles (FFVs) and the...

GMC: FUEL GAUGE FLUCTUATION IN PARK OR NEUTRAL, CAUSING THE LOW FUEL LIGHT TO ILLUMINATE.

INACCURATE FUEL GAUGE READINGS/REAR FLOAT ARM STUCK.

FUEL GAUGE INACCURATE/ DIAGNOSTIC TROUBLE CODE P0461 AND OR P2636/ TRANSFER PUMP WILL NOT SHUT OFF.

FUEL GAUGE IS INACCURATE OR READS EMPTY ON DIESEL EQUIPPED CHASSIS CAB WITH DUAL TANKS.

DIESEL HESITATION OR THROTTLE DELAY.

DURAMAX DIESEL HESITATION OR BACKFIRE.

INTERMITTENTLY FUEL FILTER LIFE DISPLAYS 0%.

FUEL FILTER REPLACEMENT.

INFORMATION ON THE PROPER AIR FILTER FOR THE DURAMAX DIESEL.

INFORMATION ON THE REVISED FUEL FILTER FOR THE 6.6L DURAMAX DIESEL.

INFORMATION ON SERVICING FUEL INJECTORS TO AVOID CONTAMINATION.

FUEL LEAKING FROM BODY OF INJECTOR.

EXHAUST VIBRATION RESONANCE OR MOAN.

BUICK\CADILLAC\CHEVROLET\GMC\HUMMER\OLDSMOBILE\PONTIAC\SAAB\SATURN SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER.

CRUISE CONTROL INOPERATIVE AND/OR MALFUNCTION INDICATOR LAMP ON WITH DIAGNOSTIC TROUBLE CODE P0833 STORED.

SES LIGHT DUE TO DTC P0116.

TURN SIGNALS INOPERATIVE.

HANDLING CHARACTERISTICS OF VEHICLES WITH 20 INCH WHEEL/TIRE ASSEMBLIES INSTALLED.

VOLTMETER IS FLUCUATING BETWEEN 12 AND 14 VOLTS ON THEIR NEW 2005 CHEVROLET/ GMC/ CADILLAC MODEL YEAR LIGHT DUTY FULL SIZE PICKUP AND UTILITY.

INTERMITTENT SERVICE 4WD LIGHT COMES ON WITH DIAGNOSTIC TROUBLE CODE (DTC) C0306 OR C0308 STORED IN TCCM.

MALFUNCTION INDICATOR LIGHT IS ON AND THE VEHICLE HAS A CODE P0706.

INTERMITTENT MALFUNCTION INDICATOR LAMP (MIL) WITH DIAGNOSTIC TROUBLE CODE (DTC) C0374 OR ERRATIC 4WD/AWD OPERATION.

SIR LIGHT ON STEADY AFTER BULB TEST AND NO DIAGNOSTIC TROUBLE CODES (DTCS).

ALL FULL SIZE TRUCKS PICK UP BOX SHEET METAL FRACTURE/DAMAGE WITH AFTERMARKET ACCESSORIES INSTALLED.

SOME CUSTOMERS MAY COMMENT ON VARIOUS HVAC CONCERNS INCLUDING TEMPERATURE DOORS DEFAULTING TO FULL HOT POSITION OR UNABLE TO OBTAIN DEFROST POSITION.

FRONT HVAC BLOWER INOPERATIVE.

FRONT BLOWER INOPERATIVE STAY RUNNING DURING LOW AMBIENT TEMPERATURE.

HIGH PITCHED TONE HEARD INSIDE VEHICLE WHEN AC COMPRESSOR IS ENGAGED.

HVAC NOT COLD ENOUGH A/C COMPRESSOR DOES NOT ENGAGE .

HEAT VENTILATION AND AIR CONDITIONING SYSTEM CANNOT BE CONTROLLED OR DEFAULTS TO DEFROST MODE.

DIAGNOSTIC INFORMATION TO ACCURATELY DIAGNOSE A/C LOW PRESSURE SWITCH USING NEW KENT MOORE SPECIAL TOOL GE-47742.

DRIVER SEAT ADJUSTER MEMORY & HEATER SWITCH WILL NOT ILLUMINATE.

AIR CONDITIONER (A/C) LOW PRESSURE SWITCH DIAGNOSTIC TOOL.

REAR SEAT AUDIO (RSA) AND/OR REAR HVAC INOPERATIVE.

This Preliminary Information communication provides information to the technician about vehicles that have grease leaking from front hub bearings.

This technical bulletin provides a procedure to lube the rear leaf springs on vehicles with the condition of a squeak...

SUSPENSION VIBRATION OR FRAME BEAMING AT 40 - 60 MPH.

REVISED UPPER CONTROL ARM REPLACEMENT.

FRONT HUB BEARING GREASE LEAK.

USE OF CORRECT INSTALLATION PROCEDURE FOR LOOSE HUBCAP ASSEMBLY.

SQUEAK NOISE FROM REAR LEAF SPRINGS.

GREASE LEAK FROM FRONT HUB BEARING.

CLUNKING NOISE UNDER HOOD AND CAN BE FELT IN STEERING WHEEL AND/OR STEERING COLUMN (REPLACE UPPER INTERMEDIATE STEERING SHAFT [I-SHAFT] ASSEMBLY).

EI05061 - INTERMEDIATE STEERING SHAFT CLUNK NOISE OR STICK-SLIP (FOLLOW STRATEGY BASED DIAGNOSTICS).

DIAGNOSTIC TROUBLE CODE C0455, SERVICE REAR WHEEL STEERING, SYSTEM JUMPS FROM 4-WHEEL STEER TO 2-WHEEL STEER.

ACCESSORY DRIVE BELT NOISE ON COLD START - REPOSITION POWER STEERING PUMP PULLEY.

LACK OF STEERING ASSIST OR SHUDDER DURING PARKING LOT TYPE MANEUVERS.

CLUNKING NOISE UNDER HOOD AND CAN BE FELT IN STEERING WHEEL.

VARIOUS STEERING OR SUSPENSION CONCERNS AFTER GM ACCESSORIES 20 INCH TIRE/WHEEL ASSEMBLIES HAVE BEEN INSTALLED.

GM: SERVICE BULLETIN EXPLAINING WHEN THE SAFETY BELTS ARE SUPPOSED TO LOCK.

EATON LOCKING DIFFERENTIAL CHATTER SHUDDER NOISE ON TURNS, EQUIPPED WITH A LOCKING REAR DIFFERENTIAL RPO G80.

SERVICE VME. SUPPLEMENT TO 00-02-35-003L.

BRIDGESTONE DUELER PRODUCT INFORMATION UPDATE.

HARD START / NO START OUTSIDE TEMPERATURES BELOW FREEZING.

BRIDGESTONE DUELER PRODUCT INFORMATION UPDATE.

This warranty administration bulletin provides information on the Clarification of Use for Dealer Empowerment Labor...

This warranty administration bulletin provides dealership personnel with policy and procedure requirements for essential...

This warranty administration bulletin provides information to clarify proper transaction administration of GM Dealer...

This warranty administration bulletin provide policy information on a revised customer concern not duplicated/verified...

SERVICE 4WD INDICATOR ILLUMINATED.

This Preliminary Information communication provides information to the technician about vehicles that may have an issue...

This Preliminary Information communication provides information to the technician about vehicles that are travelling from Canada to the United States.

This informational bulletin provides information on Inappropriate Warranty Claims Submitted for Damaged Radios and IPCs

XM RADIO WAS WORKING PRIOR TO JULY 26, 2004 AND IT IS INOPERATIVE NOW.

GM: THERE ARE SEAT BELT PROBLEMS: DIFFICULTY LATCHING AND UNLATCHING BUCKLE.

DUAL STAGE PASSENGER AIR BAG USED IN SINGLE STAGE APPLICATION.

SECOND ROW SEAT BELT DOES NOT BUCKLE.

REPLACEMENT PROCEDURE IF HYBRID EMBLEM IS MISSING FALLEN OFF.

ACCESSORY POWER OUTLET (APO) TURNS OFF AUTOMATICALLY - PARALLEL HYBRID TRUCK (RPO HP2).