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Service bulletins for the 1997 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.

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

By type

By component

Bulletins, newest first
Recalls2024-01-08. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Vehicle Recalls
1300890092023-12-11. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM). Expanded Availability for Remanufacture and Return (R&R) Electronic Control Modules
17-NA-0732023-03-03. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This warranty administration bulletin provides information regarding the field action courtesy transportation policy.
G-1971512017-02-23. Service bulletin. FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:INJECTORS; FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM. 00064H - SPECIAL COVERAGE (REVISED PART INFORMATION). SOME CUSTOMERS MAY EXPERIENCE A FAILURE OF THE ELECTRONIC DIESEL FUEL INJECTION PUMP. THIS SPECIAL POLICY APPLIES ONLY TO ELECTRONIC DIESEL-FUEL INJECTION PUMP REPAIRS AND/OR REPLACEMENT AS A RESULT OF INJECTION PUMP FAILURE. THIS SPECIAL COVERAGE DOES NOT COVER: GLOW PLUGS, TURBOCHARGER WEAR, LOW COMPRESSION ENGINES OR PCM/PCM WIRING CONDITIONS.
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
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
00064E2003-06-09. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. A FAILURE OF THE ELECTRONIC DIESEL FUEL INJECTION PUMP, LEADING TO COMPLAINTS OF POOR PERFORMANCE OR FUEL ECONOMY, HARD/NO STARTS, HESITATION, AND THE SERVICE ENGINE SOON LIGHT ILLUMINATED. SPECIAL POLICY ADJUSTMENT 00064. *TT PRODUCT FIELD ACTION ANNOUNCEMENT DATED 09/13/04. 1994-2002 CHEVROLET AND GMC C/K, G AND P MODEL TRUCKS AND 1997-98 B7 SCHOOL BUS CHASSIS.
0205220052003-03-25. Service bulletin. SERVICE BRAKES, HYDRAULIC. RELEASE OF NEW REAR BRAKE PIPE SHIELDS. *TT
00064C2002-11-01. Service bulletin. FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM. A FAILURE OF THE ELECTRONIC DIESEL FUEL INJECTION PUMP, LEAKING TO COMPLAINTS OF POOR PERFORMANCE OR FUEL ECONOMY, HARD / NO STARTS, HESITATION, AS WELL AS ILLUMINATION OF THE SERVICE ENGINE SOON LIGHT. *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
1210002001-03-22. Service bulletin. FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY. INFORMATION ON FUEL TANK SHIELDS. *TT
0007310012000-12-29. Service bulletin. POWER TRAIN:CLUTCH ASSEMBLY. EXPERIENCING NOISY RELEASE BEARING, SLIPPING CLUTCH OR INOERATIVE CLUTCH. *TT
980502000-12-28. Service bulletin. STEERING. PRODUCT RECALL CAMPAIGN TO INSPECT VEHICLES EXHIBITING A CONDITION IN WHICH AN INCORRECT INTERMEDIATE STEERING SHAFT MAY HAVE BEEN INSTALLED. *TT
9905250042000-01-14. Service bulletin. EXTERIOR LIGHTING. CONCERNS WITH INTERMITTENT MULTIFUNCTION ALARM ACTIVATION. *TT
9905260012000-01-12. Service bulletin. EXTERIOR LIGHTING:HEADLIGHTS. INFORMATION REGARDING DAYTIME RUNNING LIGHTS (DRL) FLICKER CONDITION. *TT
6673021997-07-24. Service bulletin. POWER TRAIN:CLUTCH ASSEMBLY. CLUTCH SLIPPING/HIGH PEDAL EFFORT (INSTALL CLUTCH KIT). *TW

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