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Service bulletins for the 2001 GMC Sierra

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

652 on file from NHTSA, as of 2026-10-19.

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By component

By trouble code

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Only bulletins with component: Transmission and driveline are shown. Show all

Bulletins, newest first
33642005-05-12. Service bulletin. POWER TRAIN:AXLE ASSEMBLY. REAR AXLE RETAINER BUTTON BREAKAGE. *EH
33492005-05-10. Service bulletin. POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE). 4WD INOPERATIVE AND DIAGNOSTIC TROUBLE CODE (DTC) U1026 ATC FUSE OPEN. *TT
33002005-04-21. Service bulletin. POWER TRAIN:DRIVELINE. 4WD MODELS WITH NOISE, VIBRATION ON DRY PAVEMENT. *EH
32762005-04-20. Service bulletin. POWER TRAIN. 4L80E OUTPUT CARRIER THRUST WASHER CHANGES. *TT
082420042005-04-08. Service bulletin. POWER TRAIN. BEARING GROWL OR RATTLE TYPE NOISE WHILE DEPRESSING OR RELEASING THE CLUTCH PEDAL. *TT
0307300312005-03-08. Service bulletin. POWER TRAIN. TRANSMISSION LEAKS, SLIPS, VEHICLE WILL NOT MOVE. *TT
0207300112005-02-15. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. SLOW OR NO ENGAGEMENT OF AUTOMATIC TRANSMISSION NO START BLANK PRNDL DISPLAY FLASHING PRNDL DIAGNOSTIC TROUBLE CODE P0708 P0872 P0847 P0875 P1711 P1713 OR U1000 SET. THIS SERVICE BULLETIN REPLACES 020730011. *EH
0407310012005-01-04. Service bulletin. POWER TRAIN. REVISED CLUTCH PRESSURE PLATE ADJUSTMENT. *TT
0407310062004-12-28. Service bulletin. POWER TRAIN. EXCESSIVE SHIFTER AND/OR ENGINE VIBRATION, BEARING GROWL AND/OR RATTLE TYPE NOISE WHILE DEPRESSING OR RELEASING CLUTCH PEDAL. *TT
32052004-12-15. Service bulletin. POWER TRAIN. ALLISON LCT1000 PUMP SEPARATOR PLATE CHANGE DISREGARD ADDITIONAL VALVE. *TT
31612004-12-01. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. ALLISON LCT1000 CLUNK NOISE ON START IN PARK. *EH
31562004-11-10. Service bulletin. POWER TRAIN. 261 TRANSFER CASE DRIVELINES GROWL 1100-1200 RPM. *TT
31432004-11-08. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:COOLING UNIT AND LINES. TRANSMISSION OIL COOLER LINE FITTING CLARIFICATION. *TC
30922004-11-05. Service bulletin. POWER TRAIN. ALLISON LCT 1000 BUZZ NOISE FEEL ON TCC APPLY. *SC
30472004-11-05. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. 00-01 4L80-E AUTOMATIC TRANSMISSION MAY EXPERIENCE A HARSH TCC APPLY AND/OR DIAGNOSTIC TROUBLE CODE P1870 OR P074. *TC
31302004-11-04. Service bulletin. POWER TRAIN. ALLISON LCT 1000 PRNDL FLASH AND/OR WILL NOT MOVE. *TC
3132A2004-11-03. Service bulletin. TIRES; POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE). NVG149 NP3 TRANSFER CASE MAY EXHIBIT A BIND OR SHUDDER ON TURNS. *TC
305592004-10-15. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. ALLISON LCT1000 DIAGNOSTIC TROUBLE CODE P1711, P0872 AFTER COMPLETING REPAIRS. *TT
30572004-10-15. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. ALLISON LCT1000 PUMP WHINE NOISE. *TT
30542004-10-14. Service bulletin. POWER TRAIN. REPLACEMENT FLEXPLATE MAY HAVE LARGER BOLT HOLES THAN THE ORIGINAL FLEXPLATE. *TT
102920022004-10-07. Service bulletin. POWER TRAIN. DELAYED TRANSMISSION ENGAGEMENT FROM PARK TO DRIVE OR REVERSE, MALFUNCTION INDICATOR LAMP, RANGE INHIBIT AND BLINKING PRINDEL, MULTIPLE DIAGNOSTIC TROUBLE CODES. *TT
30832004-10-04. Service bulletin. POWER TRAIN. M74 ALLISON LCT1000 PTO GEAR APPLICATIONS. *TT
30472004-09-28. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. HARSH TCC APPLY AND OR A DIAGNOSTIC TROUBLE CODE P1870. 4L80E AUTOMATIC TRANSMISSION. *TT
30012004-08-25. Service bulletin. POWER TRAIN:AXLE ASSEMBLY. 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 REAR AXLES WITH OR WITHOUT G80 (LOCKING DIFFERENTIAL). *TT 2006 ALL GENERAL MOTORS LIGHT DUTY TRUCKS, VANS AND UTILITIES. *TT
3012B2004-08-23. Service bulletin. POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE). THE NVG 136 ALL WHEEL DRIVE (AWD) TRANSFER CASE AND THE 236 AND 246 NVG SELECTABLE TRANSFER CASES OPERATING IN THE AUTO MODE MAY EXHIBIT A CONDITION OF A VIBRATION/SHUDDER DURING LOW SPEED TURNS SUCH AS A PARKING LOT MANEUVER, UP TO APPROXIMATELY 5 MPH. *TT 3012A NOT YET RECEIVED. *TT

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.