1999 Chevrolet 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 Bus (School) - Cab Forward
Engines covered
- 7.2L 441Cu. In. l6 DIESEL OHV Turbocharged
- 7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated
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
VEHICLE DESCRIPTION: MEDIUM DUTY CONVENTIONAL CAB TRUCKS AND SCHOOL BUS CHASSIS EQUIPPED WITH AN AUTOMATIC TRANSMISSION, HAVE TRANSMISSION SHIFT CABLE END RODS THAT HAVE NOT BEEN
WITH THIS CONDITION, THE VEHICLE MAY MOVE IN A DIRECTION NOT ANTICIPATED BY THE DRIVER, IN
DEALERS WILL INSTALL A NEW SHIFT CABLE.
This warranty administration bulletin provides information regarding the field action courtesy transportation policy.
Engine Backfire and Related Driveability Issues
Underbody Component Corrosion The following information may be helpful when addressing underbody component corrosion with customers. Some customers may comment that one or more of their vehicle's underbody components are showing some form o
Underbody Component Corrosion The following information may be helpful when addressing underbody component corrosion with customers. Some customers may comment that one or more of their vehicle's underbody components are showing some form o
Refinishing Aluminum Wheels This bulletin updates General Motor's position on refinishing aluminum wheels. GM does not endorse any repairs that involve welding, bending, straightening o re-machining. Only cosmetic refinishing of the wheel's
Refinishing Aluminum Wheels This bulletin updates General Motor's position on refinishing aluminum wheels. GM does not endorse any repairs that involve welding, bending, straightening o re-machining. Only cosmetic refinishing of the wheel's
THIS TECHNICAL BULLETIN PROVIDES A PROCEDURE TO REPROGRAM THE MEDIA DISC PLAYER WITH THE LATEST CALIBRATIONS TO CORRECT A CONDITION OF THE REAR ENTERTAINMENT SYSTEM NOT OPERATING AS INTENDED IN COLDER AMBIENT TEMPERATURE AREAS DUE TO CALIBR
Expanded Availability for Remanufacture and Return (R&R) Electronic Control Modules
Showing the 8 most recent of 23 technical service bulletins on file with NHTSA.
