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2000 Chevrolet T Series TSBs

54 Technical Service Bulletins across 12 categories

Engine

24 bulletins
636545

THIS MESSAGE ANNOUNCES RECALL 02006 REGARDING A CONDITION IN WHICH THE CLUTCH MASTER CYLINDER PUSH ROD END THAT ATTCHES...

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TO THE CLUTCH PEDAL PIN MAY WEAR TO THE POINT OF NOT PERFORMING AS INTENDED. *TT

634925

SUBJECT REGARDING POWER STEERING PUMP NOISE ON F MODEL MEDIUM DUTY TILT CAB MODELS WITH ISUZU 7.8L DIESEL ENGINE.

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*TT

634850

SOME CUSTOMERS AND DEALERS MAY COMMENT ON ACCELERATED UNEVEN BRAKE PAD WEAR ON SOME VEHICLE WITH FOUR-PISTON FIXED CALIPER REAR DISC BRAKES.

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*TT

634798

ON CERTAIN VEHICLES, SUCH AS THE CHEVROLET AND GMC WT 5500 MEDIUM DUTY TILT CAB MODELS, THE ENGINES MAY EXPERIENCE...

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ROCKER ARM DAMAGE OR ROCKER BRIDGE DAMAGE FOLLOWING OVERHAUL OF THE CYLINDER HEAD IF THE VALVE BRIDGE STUD INSTALLED DEPTH IS INCORRECT. *TT

634259

SUBJECT REGARDING RECALL 02006A REVISION - CLUTCH MASTER CYLINDER PUSHROD WEAROUT.

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*TT

631668

CUSTOMERS MAY COMPLAIN THAT THE ENGINE WILL NOT START.

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*JG

631256

CUSTOMERS MAY COMPLAIN THAT THE ENGINE WILL NOT START.

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*SLC

629484

SOME CUSTOMERS MAY COMMENT ON SERVICE ENGINE SOON LAMP ON, MALFUNCTION INDICATOR LAMP ILLUMINATIONS INTERMITTENTLY,...

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DIAGNOSTIC TROUBLE CODE SET, BLOWN FUSES, AND ENGINE WILL NOT START. *TT

628938

INFORMATION USED WHEN DIAGNOSING NOISE CONDITIONS SUCH AS ENGINE RATTLE NOISE, SPARK KNOCK AT 2000 - 2500 RPM RANGE,...

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UNDER A MODERATE TO HEAVY LOAD WITH A WARMED UP ENGINE. *TT

628925

SOME OWNERS MAY EXPERIENCE A SERVICE ENGINE SOON LIGHT, MISFIRE, ROUGH IDLE ORHARD START DUE TO A DEPOSIT BUILD-UP ON...

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THE SEQUENTIAL CENTRAL PORT FUEL INUJECTOR (SCPI) POPPET VALVE(S). *TT

628905

SOME CUSTOMERS MAY COMMENT ON ROUGH IDLE AFTER START UP, ESPECIALLY AFTER SETTING OVERNIGHT.

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*TT

627731

INFORMATION REGARDING CHEVROLET AND GMC 6-7F MEDIUM DUTY TILT CAB MODELS WITH ISUZU DIESEL ENGINE, ENGINE OVERHEATS,...

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TEMPERATURE GAUGE READS HOT, AUDIBLE WARNING ALARM SOUNDS, AND CHECK GAUGE LAMP ON. *YH

624075

SOME VEHICLES MAY EXHIBIT A SERVICE ENGINE SOON LAMP ON, MALFUNCTION INDICATOR LAMP ILLUMINATES INTERMITTENTLY,...

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ANTI-LOCK BRAKE SYSTEM WARNING LIGHT ILLUMINATED, DIAGNOSTIC TROUBLE CODES SET, AND / OR BLOWN FUSES. *TT

619242

THIS MESSAGE CONCERNS CERTAIN 1997 THROUGH 2001 MEDIUM DUTY TRUCKS WITH SPICER SEVEN SPEED MANUAL TRANSMISSIONS...

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EXHIBITING HEAVY VIBRATION THAT INCREASES WITH SPEED AND / OR AN OIL LEAK AND / OR A CRACKED ENGINE BLOCK. *TT

619181

ON CERTAIN MODELS INCLUDING MY2000 - 2001 CHEVROLET AND GMC WT5500 SERIES, THE SERVICE ENGINE SOON (SES) INDICATOR IS...

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ILLUMINATED WITH DIAGNOSTIC TROUBLE CODE 0226 SET. *TT

617776

CUSTOMERS OR DEALERS MAY COMPLAIN ABOUT POWER STEERING PUMP NOISE OR WHINE WHEN ENGINE IS COLD.

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*TT

616432

SOME VEHICLES MAY EXHIBIT HIGH OIL CONSUMPTION AND / OR POSSIBLE SMOKE FROM EXHAUST.

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*TT

609696

SOME CUSTOMERS MAY COMMENT ON ROUGH IDLE AFTER START UP, AND / OR A SERVICE ENGINE SOON (SES) LIGHT ILLUMINATED.

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*TT

10114470

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.

10114342

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.

10112116

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.

10042986

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

10001114

OIL PRESENT AROUND TURBO AREA, OIL LEVEL LOW, OIL PRESSURE GAUGE MAY DROP.

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*TT

10000739

AUTOMATIC ENGINE SHUTDOWN FEATURE.

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*TT

Fuel System

5 bulletins
635630

CUSTOMERS MAY COMMENT ON WHITE EXHAUST SMOKE DURING START-UP IN COLD AMBIENT TEMPERATURES.

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*TT

634685

DIAGNOSTIC HINTS / TROUBLESHOOTING GUIDE FOR DENSO COMMON RAIL FUEL SYSTEM FOR CERTAIN MEDIUM DUTY TILT CAB AND COMMERCIAL MODELS.

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*TT

627790

INFORMATION REGARDING FUEL TRANSFER PUMP INOPERATIVE.

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*YH

623445

SOME CUSTOMERS MAY COMMENT ON INOPERATIVE SECONDARY FUEL TANK TRANSFER PUMPS.

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*TT

623426

TECHNICAL SERVICE BULLETIN REGARDING FUEL TRANSFER PUMP INOPERATIVE.

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*TT

Other

5 bulletins
631349

SUBJECT REGARDING WHITE SMOKE DURING START UP,INCLUDES 1998-2002 CHEVROLET AND GMC WT 5500 SERIES MEDIUM DUTY TILT CAB MODELS.

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*SLC

627737

INFORMATION REGARDING CORRECT VEHICLE APPLICATION FOR EATON.

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1990-2002 CHEVROLET AND GMC C-SERIES CONVENTIONAL AND T-SERIES TILT CAB MEDIUM DUTY MODELS. *YH

6091427

SOME CUSTOMERS MAY COMMENT ON HARD, NO, OR SLOW START, BACKFIRE OR KICKBACK DURING CRANK / START, GRINDING OR UNUSUAL...

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NOISES DURING CRANK, DIAGNOSTIC TROUBLE CODE P0338. *TT

10114474

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.

10112641

This Preliminary Information communication provides information to the technician that fluid contamination may be...

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directed to one of the following testing centers according to the type of fluid needing testing. Dealer should send the correct fluid to the proper testing center.

Brakes

5 bulletins
628945

SOME CUSTOMERS AND DEALERS MAY COMMENT ON ACCELERATED UNEVEN BRAKE PAD WEAR ON F6-7 MEDIUM DUTY TILT CAB MODELS AND H6-7...

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CONVENTIONAL MEDIUM DUTY MODELS. *TT

617754

SOME VEHICLES EQUIPPED WITH BENDIX ABS AIR BRAKES HAVE A CONDITION IN WHICH THE VEHICLE MAY HAVE UNWANTED TEMPORARY ABS ACTIVATION AT LOW SPEEDS.

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*TT

10114343

This 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.

10017531

INFORMATION ON AIR BRAKE PARK BRAKE CHAMBER VENT HOLES TO AVOID WATER INTRUSION.

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*TT

10004369

RELEASE OF NEW PARK BRAKE CABLE ASSEMBLIES AND LUBRICATION MAINTENANCE INFORMATION FOR CERTAIN MEDIUM DUTY TILT CAB MODELS.

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*TT

Transmission

3 bulletins
634968

CONCERN WITH NO SHIFT, HARSH SHIFT, NO ENGAGEMENT, TRANSMISSION IN DEFAULT, CHECK TRANSMISSION WARNING INDICATOR...

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ILLUMINATED, RANGE INHIBITED INDICATOR ILLUMINATED, TRANSMISSION DIAGNOSTIC TROUBLE CODES SET ON F-MODEL MEDIUM DUTY TILT CAB MODELS. *TT

629474

SUBJECT REGARDING STEERING GEAR GREASE SEEPAGE FROM AROUND SECTOR (OUTPUT) SHAFT (INSTALL NEW SECTOR (OUTPUT) SHAFT...

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SEALS).*JG

628902

CONCERNS ABOUT A SLIPPING CLUTCH OR EARLY CLUTCH FAILURE.

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*TT

Body & Paint

3 bulletins
625268

SUBJECT ON HOOD HINGE RATTLE COMING FROM EITHER OR BOTH FRONT CORNERS OF THE INSTRUMENT PANEL NEAR THE HOOD HINGE AREAS...

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FOR 1995 - 2002 PICKUP AND UTILITY MODELS. *ET

613604

INFORMATION REGARDING BODY SIDE MOLDING OMITTED.

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**MR

10000076

PASSENGER DOOR OUTSIDE REARVIEW MIRROR VIBRATION ON CERTAIN VEHICLES INCLUDING THE 2000 - 2001 WT500 SERIES MEDIUM DUTY TILT CAB MODELS.

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*TT

Infotainment

3 bulletins
10114431

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.

10114408

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.

10112013

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.

HVAC & Climate

2 bulletins
634983

SOME CUSTOMERS MAY COMMENT ABOUT INSTABILITY OF THE A/C CONDENSER OR THAT THE A/C SYSTEM IS INOPERATIVE.

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*TT

629530

SUBJECT REGARDING SERVICE DIAGNOSIS/RECOMMENDATIONS FOR INOPERATIVE AIR CONDITIONING SYSTEMS.

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*TT

Tires & Wheels

1 bulletin
617737

SUBJECT REGARDING MISALIGNMENT OF AIR INTAKE DUCT WHEN CLOSING CAB.

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*TT

Electrical

1 bulletin
10112664

This Preliminary Information communication provides information to the technician about vehicles may have a no power or no connect concern.

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Technician will find that the OnStar led is red and Diagnostic Trouble Code U1500 is set. Technician will need to replace the Vehicle Communication Interface Module if the Station Identification number falls in the ranges 14,000,000 - 16,000,000 or 22,000,000 - 23,200,000.

Lighting

1 bulletin
10019186

IPC, INTERIOR LIGHTS AND/OR HEADLAMPS FLICKER.

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*AK FB2

Steering

1 bulletin
10004297

EFFECT OF STEERING BOX LIMITER ADJUSTMENT ON TURNING RADIUS AND POSSIBILITY OF POWER STEERING SYSTEM DAMAGE DUE TO IMPROPER ADJUSTMENT.

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VARIOUS 1990-2004 MODELS. *TT