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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
050682005-09-28. Service bulletin. SERVICE BRAKES, AIR:ANTILOCK:WHEEL SPEED SENSOR. PRODUCT SAFETY RECALL REGARDING FRONT WHEEL SPEED SENSOR CORROSION. *TT
33892005-09-28. Service bulletin. POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE). FOUR WHEEL DRIVE INOPERATIVE AND THE 4WD SERVICE LIGHT WILL ILLUMINATE. DIAGNOSIS MAY REVEAL THAT THE ATC FUSE COULD BE OPEN, POSSIBLE DTC C0308, OR VARIOUS U CODES MAY BE SET. THE ENCODER MOTOR MAY ALSO BE SHORTED OR THE TCCM MAY BE DAMAGED. *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
0508640072005-05-16. Service bulletin. VISIBILITY:REARVIEW MIRRORS/DEVICES:EXTERIOR. OUTSIDE REARVIEW MIRROR HOUSINGS COME LOOSE FROM BASE. *TT
0406040882005-05-13. Service bulletin. ENGINE AND ENGINE COOLING. REPLACEMENT OF CONNECTOR WHEN REPLACING FUEL TANK MODULE/FUEL PUMP MODULE. *TT
33642005-05-12. Service bulletin. POWER TRAIN:AXLE ASSEMBLY. REAR AXLE RETAINER BUTTON BREAKAGE. *EH
0203070022005-05-12. Service bulletin. SUSPENSION. REVISED FRONT CASTER AND CAMBER ADJUSTMENT PROCEDURE. ORIGINAL NOT YET RECEIVED. *TT
32322005-05-11. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. 1999 - 2005 GEN II COLD ENGINE MISFIRE AT IDLE WITH POSSIBLE P0171 AND/OR P0174. *TT
33492005-05-10. Service bulletin. POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE). 4WD INOPERATIVE AND DIAGNOSTIC TROUBLE CODE (DTC) U1026 ATC FUSE OPEN. *TT
34642005-05-10. Service bulletin. STRUCTURE:BODY:DOOR:HINGE AND ATTACHMENTS. DOOR HINGE REPLACEMENT KIT. *TT
33002005-04-21. Service bulletin. POWER TRAIN:DRIVELINE. 4WD MODELS WITH NOISE, VIBRATION ON DRY PAVEMENT. *EH
33862005-04-21. Service bulletin. STEERING:HYDRAULIC POWER ASSIST SYSTEM. LACK OF STEERING ASSIST OR SHUDDER DURING PARKING LOT TYPE MANEUVERS. *TT
33732005-04-21. Service bulletin. AIR BAGS. SIR LIGHT ON STEADY AFTER BULB TEST AND NO DIAGNOSTIC TROUBLE CODES (DTCS). *TT
32762005-04-20. Service bulletin. POWER TRAIN. 4L80E OUTPUT CARRIER THRUST WASHER CHANGES. *TT
3300C2005-04-18. Service bulletin. ELECTRICAL SYSTEM:HORN. APPLICATION OF HORN AT HORN PAD INOPERATIVE. RKE FUNCTION FOR PANIC ALARM WORKS. *TT
050620042005-04-13. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. FLEXIBLE SPARE TIRE HOIST TOOL. *EH
042920042005-04-12. Service bulletin. ENGINE AND ENGINE COOLING. ENGINE MAY HAVE A CONDITION IN WHICH THE EXHAUST VALVE STEM MAY BECOME DEFORMED. THIS INCLUDES 1999-01 CHEVROLET AND GMC 4500 AND 5500 MODELS. *EH
0406030022005-03-11. Service bulletin. ENGINE AND ENGINE COOLING. DIAGNOSTIC INFORMATION FOR INTERMITTENT VEHICLE NO CRANK DEAD BATTERY. *EH
0403100022005-03-09. Service bulletin. SUSPENSION. NEW FLEXIBLE SPARE TIRE HOIST TOOL AVAILABLE TO ASSIST IN LOWERING/REMOVING SPARE TIRE. *TT
0408480032005-03-07. Service bulletin. VISIBILITY:WINDSHIELD. WINDRUSH AROUND WINDSHIELD. *TT
0401390072005-02-17. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. LOSS OF HEATING VENTILATION AIR CONDITIONING. SYSTEM MODE AND OR TEMPERATURE CONTROL. *EH
0303100022005-02-16. Service bulletin. TIRES. USE OF CORRECT INSTALLATION PROCEDURE FOR LOOSE HUBCAP ASSEMBLY. THIS SERVICE BULLETIN REPLACES 030310002. *EH
020310001A2005-02-15. Service bulletin. TIRES. SPARE TIRE IS DIFFERENT SIZE THAN OTHER TIRES. THIS SERVICE BULLETIN REPLACES 020310001. *EH UPDATE. *TT
0405230052005-02-15. Service bulletin. SERVICE BRAKES, HYDRAULIC. AVAILABILITY OF REAR WHEEL MUD FLAPS TO REDUCE DEBRIS BUILD-UP ON REAR BRAKE CALIPERS AND/OR REAR WHEELS. *TT
000235003E2005-01-11. Service bulletin. STEERING. CLUNKING NOISE UNDER HOOD AND CAN BE FELT IN STEERING WHEEL. THIS BULLETIN REPLACES PREVIOUS BULLETIN 00-02-35-003E. *TT

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