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Service bulletins for the 1999 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.

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

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Bulletins, newest first
990421003C2003-12-05. Service bulletin. POWER TRAIN:DRIVELINE:DIFFERENTIAL UNIT. FRONT WHEELS SLIPPING WITH VEHICLE IN FOUR WHEEL DRIVE. *TT
0306010242003-12-04. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. RATTLE NOISE IN ENGINE. *TT
010730002C2003-12-04. Service bulletin. POWER TRAIN. MALFUNCTION INDICATOR LAMP (MIL) IS ON; THE TRANSMISSION IS STUCK IN THIRD GEAR; AND / OR THE INSTRUMENT CLUSTER IS INOPERATIVE. *TT
0305250072003-12-02. Service bulletin. SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP. ANTILOCK BRAKE (ABS) ACTIVATION AT LOW SPEEDS (CLEAN WHEEL SPEED SENSOR MOUNTING SURFACE). *TT UPDATED 10/23/09. *PE
030601024A2003-12-02. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. RATTLE NOISE IN ENGINE. *TT
00149C2003-11-22. Service bulletin. ELECTRICAL SYSTEM. MALFUNCTION INDICATOR LAMP ON WITH A P0300 SET AND A MISFIRE. VARIOUS MODELS INCLUDING THE 1996-1999 P32 AND THE 1996-2002 GMC C/K TRUCK. *TT
014102003-11-22. Service bulletin. POWER TRAIN. POOR PERFORMANCE FROM A STOP IN 2WD, AUTO OR 4WD HI. 2003, 2003 CADILLAC EXT ALSO INCLUDED. *TT
014092003-11-22. 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 CASE SHUDDER ON TURNS. *TT
00634A2003-11-20. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. GEN III ENGINE NOISE AFTER HOT SOAK RESTART. *TT
00347A2003-11-20. Service bulletin. SUSPENSION:REAR:SPRINGS:LEAF SPRING ASSEMBLY:U-BOLT, LEAF SPRING TO AXLE. REAR SPRING SLAP OR CLUNK NOISE. *TT
0715032003-10-31. Service bulletin. STRUCTURE:BODY. REVISED REQUIREMENTS FOR INSTALLING THE RUNNING BOARD. *TT
0308440112003-10-02. Service bulletin. STRUCTURE:BODY. TWEETER SPEAKER RATTLE IN FRONT SIDE DOOR(S), TWEETER SPEAKER FALLS OUT OF POSITION. *TT
020605003C2003-10-01. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. EXHAUST MOAN/VIBRATION. *TT UPDATE. *TT
000842010A2003-09-26. Service bulletin. EXTERIOR LIGHTING. DAYTIME RUNNING LAMP (DRL) BULB REPLACEMENT. *TT
0304210042003-08-26. Service bulletin. POWER TRAIN. DESIGN CHANGE OF REAR OUTPUT SHAFT AND OIL PUMP REPLACEMENT PARTS. *TT
000523005B2003-08-14. Service bulletin. SERVICE BRAKES, HYDRAULIC. RIGHT REAR INNER BRAKE PAD WEAR. VARIOUS MODLES INCLUDING THE 2004 SILVERADO AND SIERRA. *TT
020605003A2003-04-25. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. EXHAUST MOAN/VIBRATION. *TT
020604054B2003-04-25. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. INCREASED ACCELERATOR PEDAL EFFORT, IDLE INSTABILITY. *TT
020421005A2003-04-15. Service bulletin. POWER TRAIN. SLIPS IN 4-WHEEL DRIVE, NOISE, VIBRATION, LEAKS, HOT ODOR. *TT
0303100012003-04-09. Service bulletin. TIRES:BEAD; SUSPENSION. TIRE SLOWLY GOES FLAT AND/OR EXCESSIVE WHEEL VIBRATION CAUSED BY BEAD SPLITS (REPLACE WHEELS WITH NEW HEAVY DUTY RIM VERSION) *TT *AR UPDATED 4/11/08. *NJ
000235003B2003-04-05. Service bulletin. STEERING. CLUNKING NOISE UNDER HOOD AND CAN BE FELT IN THE STEERING WHEEL. *TT
020604054A2003-04-04. Service bulletin. VEHICLE SPEED CONTROL:ACCELERATOR PEDAL; UNKNOWN OR OTHER. INCREASED ACCELERATOR PEDAL EFFORT. *TT
020525006A2003-03-28. Service bulletin. SERVICE BRAKES, AIR:ANTILOCK. ANTILOCK BRAKE (ABS) ACTIVATION AT LOW SPEEDS ON VARIOUS MODELS INCLUDING THE 1995 AND 1996 ENVOY. *TT
0205260022003-02-14. Service bulletin. PARKING BRAKE. SCRAPING NOISE FROM REAR OF VEHICLE. *TT
020522004B2003-02-14. Service bulletin. EXTERIOR LIGHTING:BRAKE LIGHTS; SERVICE BRAKES, HYDRAULIC. TRAILER BRAKES APPLIED WHEN HEADLIGHTS / PARK LAMPS ARE ON, BRAKE CONTROLLER ILLUMINATION. *TT

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