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Service bulletins for the 2003 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.

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

By type

By component

By trouble code

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

Bulletins, newest first
PIP-42902008-01-30. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). ENGINE SURGE OR STALL AT STOP AND/OR DTC P0742 POSSIBLE TCC APPLIED. EQUIPPED WITH ALLISON LCT1000 TRANSMISSION RPO M74 OR MW7. *NJ UPDATED 4/22/13. *PE
41442007-08-03. Service bulletin. POWER TRAIN:MANUAL TRANSMISSION. ALLISON LCT1000 HARSH 3-2, 2-1 DOWNSHIFT, AND ABS MAY ACTIVATE. *KB
0307300112007-07-24. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. DELAYED ENGAGEMENT WITH ALLISON TRANSMISSION, COLD HESITATION, MALFUNCTION INDICATOR LAMP (MIL) ILLUMINATED, DTC'S P0701, P1709, P1711, P1713, P0841, P0843, P0847, P0870, P0872, AND P0875. *KB
40302007-06-15. Service bulletin. POWER TRAIN:AXLE ASSEMBLY. NEW DESIGN FRONT AXLE SIDE BEARING ADJUSTERS. *KB
31362007-02-22. Service bulletin. POWER TRAIN:MANUAL TRANSMISSION; POWER TRAIN:AUTOMATIC TRANSMISSION. SLIP CONDITION IN 2ND, 3RD, OR 4TH. DAMAGED 2-4 OR 3-4 CLUTCH. *KB UPDATED 10/31/07. *NJ
38702006-08-21. Service bulletin. POWER TRAIN:CLUTCH ASSEMBLY. CLUTCH PEDAL FADE OR CLUTCH WILL NOT DISENGAGE TYPICALLY WHEN TOWING. *TT
36652006-01-25. Service bulletin. POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE). 4WD INOPERATIVE AND POSSIBLE DTC C0327 STORED IN THE TRANSFER CASE CONTROL MODULE. *TT
05-04-21-0032005-11-09. Service bulletin. POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE). SERVICE 4WD LIGHT ILLUMINATED, DIAGNOSTIC TROUBLE CODE (DTC) C0374 SET. *TT UPDATED 10/05/07. *NJ INSPECT WIRING HARNESS TO TRANSFER CASE SPEED SENSORS, REPLACE WIRING HARNESS. UPDATED 7/18/08 *PE
34242005-11-02. Service bulletin. POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE). ELECTRONIC TRANSFER CASE UNABLE TO COMPLETE SHIFT. *TT
31052005-10-28. Service bulletin. POWER TRAIN. PING, POP, SNAP OR CLICK NOISE FROM THE PROPELLER SHAFT. *TT
007732005-10-27. Service bulletin. POWER TRAIN. 4L60E, 4L65E REPLACEMENT VALVE BODY GASKETS DOES NOT SEEM TO FIT. *TT
35262005-09-22. Service bulletin. POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE). INTERMITTENT SERVICE 4WD LIGHT COMES ON WITH DIAGNOSTIC TROUBLE CODE (DTC) C0306 OR C0308 STORED IN TCCM. *TT
6092005-09-02. Service bulletin. POWER TRAIN:MANUAL TRANSMISSION. CLUTCH PEDAL SQUEAK. *SC
33642005-05-12. Service bulletin. POWER TRAIN:AXLE ASSEMBLY. REAR AXLE RETAINER BUTTON BREAKAGE. *EH
33512005-05-11. Service bulletin. POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE). INTERMITTENT MALFUNCTION INDICATOR LAMP (MIL) WITH DIAGNOSTIC TROUBLE CODE (DTC) C0374 OR ERRATIC 4WD/AWD OPERATION. *TT
33002005-04-21. Service bulletin. POWER TRAIN:DRIVELINE. 4WD MODELS WITH NOISE, VIBRATION ON DRY PAVEMENT. *EH
32942005-04-21. Service bulletin. POWER TRAIN:AXLE ASSEMBLY. HIGHWAY SPEED VIBRATION ON SMOOTH SURFACE. *EH
32762005-04-20. Service bulletin. POWER TRAIN. 4L80E OUTPUT CARRIER THRUST WASHER CHANGES. *TT
0507300022005-04-20. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. NEW ESSENTIAL TOOL J 45096 23 AUTOMATIC TRANSMISSION OIL COOLER LINE ADAPTER FOR ALLISON TRANSMISSION. *EH
100820022005-04-08. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. SERVICE ENGINE SOON LIGHT IS ILLUMINATED AND THE VEHICLE MAY NOT START. DIAGNOSTIC TROUBLE CODE P0706, WHICH RELATES TO TRANSMISSION RANGE SWITCH PERFORMANCE MAY BE STORED. *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
0304190032005-03-07. Service bulletin. POWER TRAIN:DRIVELINE. FLUID LEAK FROM FRONT OF VEHICLE ADD TEFLON TAPE TO FRONT AXLE VENT PLUG THREADS. *EH
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
32432005-01-31. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. LEAK FROM THE VENT 4L80E/4L85E TRANSMISSION. *EH

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