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Service bulletins for the 2000 GMC B7

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.

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

By type

By component

By trouble code

Bulletins, newest first
SB-10-08-50-003B2012-02-06. Service bulletin. SEATS:FRONT ASSEMBLY:HEAD RESTRAINT. GENERAL MOTORS: INFORMATION PROVIDED BY BULLETIN FOR ALL 2012 AND PRIOR GENERAL MOTOR TRUCKS AND PASSENGER VEHICLES REGARDING THE ADJUSTABLE COMFORT AND CUSTOM UPHOLSTERY OF THE DRIVER AND THE PASSENGER HEAD RESTRAINT. *PE
SB-06-02-32-013B2010-03-26. Service bulletin. STEERING:HYDRAULIC POWER ASSIST:PUMP. SAAB/HUMMER/GM: DIAGNOSTIC TIPS/RECOMMENDATIONS WHEN POWER STEERING PUMP REPLACEMENT IS NECESSARY. ANALYSIS OF RETURNED POWER STEERING (PS) PUMPS THAT HAD BEEN REPLACED FOR NOISE, NO POWER ASSIST, NO OR LOW PRESSURE AND LEAKING CONDITIONS HAS INDICATED A HIGH NUMBER OF NO TROUBLE FOUND RESULTS. ALL 1997-2010 VEHICLES AND LIGHT TRUCKS; 2010 AND PRIOR HUMMERS H2/H3 AND SAAB 9-7X VEHICLES. *PE
PIP-46952010-03-25. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. GM: LOSS OF POWER HESITATES ON ACCELERATION. 4.3, 4.8, 5.3, 5.7 AND 6.0 ENGINES COUPLED WITH THE 4L60E OR 4L65E MAY EXPERIENCE A CONDITION OF HESITATES, MISSES OR LOSS OF POWER UNDER ACCELERATION. THE VEHICLE MAY OPERATE AS IF IT IS IN REDUCED POWER MODE. *PE
0505270012005-11-10. Service bulletin. SERVICE BRAKES, AIR. INFORMATION ON AIR BRAKE PARK BRAKE CHAMBER VENT HOLES TO AVOID WATER INTRUSION. *TT
0302320442003-12-02. Service bulletin. STEERING. EFFECT OF STEERING BOX LIMITER ADJUSTMENT ON TURNING RADIUS AND POSSIBILITY OF POWER STEERING SYSTEM DAMAGE DUE TO IMPROPER ADJUSTMENT. VARIOUS 1990-2004 MODELS. *TT
0205220052003-03-25. Service bulletin. SERVICE BRAKES, HYDRAULIC. RELEASE OF NEW REAR BRAKE PIPE SHIELDS. *TT
020604026A2003-02-27. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. ENGINE BACKFIRE AND RELATED DRIVEABILITY ISSUES. *TT
0206040262002-10-09. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. THIS BULLETIN IS BEING ISSUED TO ASSIST TECHNICIANS IN EFFICIENTLY DIAGNOSING AND CORRECTING BACKFIRE AND OTHER RELATED DRIVEABILITY CONCERNS. *TT
0005250042001-03-24. Service bulletin. SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:ABS WARNING LIGHT. SOME DRIVERS MAY COMMENT ABOUT THE ABS LAMP ILLUMINATING. AN ABS DIAGNOSTIC TROUBLE CODE 0281 - BRAKE SWITCH CIRCUIT MAY HAVE BEEN SET ON THOSE VEHICLES EQUIPPED WITH HYDRAULIC BRAKES. THE DIAGNOSTIC TROUBLE CODE WILL BE STORED IN MEMORY AND THE ABS WILL BE DISABLED. *TT
0510002001-03-24. Service bulletin. STEERING:HYDRAULIC POWER ASSIST:PUMP. SUBJECT REGARDING POWER STEERING PUMP INLET ADAPTOR INSTALLATION. *TT
1210002001-03-22. Service bulletin. FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY. INFORMATION ON FUEL TANK SHIELDS. *TT
000702001-03-19. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:COOLING UNIT AND LINES. GENERAL MOTORS HAS DECIDED THAT A DEFECT WHICH RELATES TO MOTOR VEHICLE SAFETY EXISTS IN CERTAIN MEDIUM DUTY VEHICLES. SOME OF THESE VEHICLES EXHIBIT A CONDITION IN WHICH TRANSMISSION FLUID MAY LEAK FROM A HEAT DEGRADED TRANSMISSION FLUID COOLER HOSE ONTO THE EXHAUST SYSTEM ON THE PASSENGER'S SIDE OF THE VEHICLE. *TT
0007310012000-12-29. Service bulletin. POWER TRAIN:CLUTCH ASSEMBLY. EXPERIENCING NOISY RELEASE BEARING, SLIPPING CLUTCH OR INOERATIVE CLUTCH. *TT
000702000-12-29. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:COOLING UNIT AND LINES. SUBJECT REGARDING TRANSMISSION OIL COOLER LINE DEGRADATION. *TT
9905260012000-01-12. Service bulletin. EXTERIOR LIGHTING:HEADLIGHTS. INFORMATION REGARDING DAYTIME RUNNING LIGHTS (DRL) FLICKER CONDITION. *TT

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