1995 GMC B7 service and repair manual — a detailed, factory-style reference for maintenance, diagnostics, and repair. Use it to confirm correct procedures, specifications, and system coverage before you start work.
Designed for technicians and DIY owners, this manual helps you troubleshoot accurately, follow step-by-step repair procedures, and reference wiring diagrams and system sections quickly while you work.
What’s included
- Step-by-step repair procedures and service information
- Specifications and reference data (where provided)
- Wiring diagrams and electrical sections
- Powertrain, brakes, steering, suspension, HVAC and more
Trims covered
- B7T042
- B7T042 Bus (School) - Cab Forward
Engines covered
- 6.0L 366Cu. In. V8 GAS OHV Naturally Aspirated
- 7.0L 6998CC 427Cu. In. V8 GAS OHV Naturally Aspirated
- 7.0L 7011CC 427Cu. In. V8 GAS OHV Naturally Aspirated
- 6.6L 403Cu. In. l6 DIESEL OHV Turbocharged
Index / Table of contents
- Body
- Brakes
- Chassis Electrical
- Driveline
- Engine Cooling
- Engine Electrical
- Engine Mechanical
- Engine Performance & Emission Controls
- Fuel System
- General Information & Identification
- Heating, Ventilation, & Air Conditioning
- Hybrid & Electric Vehicle Systems
- Steering
- Suspension
- Transmission, Clutch, & Transfer Case
- Wiring Diagrams
THESE VEHICLES WERE ASSEMBLED WITH A TRANSMISSION REVERSE SIGNAL SWITCH THAT COULD LEAK CAUSING LOSS OF ELECTRICAL CONTACT WHEN THE TRANSMISSION IS IN REVERSE. THIS DOES NOT MEET THE REQUIREMENTS OF F
CONSEQUENCE OF NON-COMPLIANCE: THIS CONDITION CAN PREVENT THE BACKUP WARNING SYSTEM (LIGHTS AND AUD
DEALERS WILL REPLACE THE REVERSE SIGNAL PRESSURE SWITCH.
This warranty administration bulletin provides information regarding the field action courtesy transportation policy.
Expanded Availability for Remanufacture and Return (R&R) Electronic Control Modules
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
RELEASE OF NEW REAR BRAKE PIPE SHIELDS. *TT
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 AN
INFORMATION ON FUEL TANK SHIELDS. *TT
EXPERIENCING NOISY RELEASE BEARING, SLIPPING CLUTCH OR INOERATIVE CLUTCH. *TT
CONCERNS WITH INTERMITTENT MULTIFUNCTION ALARM ACTIVATION. *TT
Showing the 8 most recent of 12 technical service bulletins on file with NHTSA.
