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1986 Pontiac Bonneville Service and Repair Manual
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$29.99 USD
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Covers all 1986 Bonneville trims — LE Sedan 4-Door, Base Sedan 4-Door, Brougham Sedan 4-Door ·
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Complete repair procedures
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1986 Pontiac Bonneville Service and Repair Manual
Regular price
$29.99 USD
Unit price
1986 Pontiac Bonneville 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 diagnose issues correctly, follow proven repair steps, and use wiring diagrams and system sections to track faults faster.
What’s included
- Step-by-step repair procedures and service information
- Specifications and reference data (where provided)
- Electrical diagnostics with wiring diagrams
- Coverage across major systems: engine, transmission/driveline, brakes, steering, suspension, HVAC, and more
Trims covered
- LE Sedan 4-Door
- Base Sedan 4-Door
- Brougham Sedan 4-Door
Engines covered
- 5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated
- 3.8L 3800CC 231Cu. In. V6 GAS OHV Naturally Aspirated
- 4.3L 262Cu. In. V6 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
THE PUSH-PULL HEADLIGHT SWITCH MAY HAVE ELECTRICAL CONTACTS WHICH ALLOW AN INTERMITTENT HEADLIGHT CIRCUIT CAUSING HEADLIGHT TO FLICKER OR SUDDENLY GO OUT.
Remedy
REPLACE HEADLIGHT SWITCH AS NECESSARY.
No service bulletins
No technical service bulletins on file with NHTSA for the 1986 Pontiac Bonneville.
VEHICLE EXPERIENCED GEAR FAILURE, THE VEHICLE WOULD ONLY MOVE IN REVERSE. *YC
VEHICLE EXPERIENCED SYMPTOM OF RECALL IN WHICH THE PUSH-PULL HEADLIGHT SWITCH MAY HAVE ELECTRICAL CONTACTS ALLOWING AN INTERMITTENT HEADLIGHT SHORT CIRCUIT CAUSING PANEL TO FLICKER OR GO OFF COMPLETEL
CLOTH HEADLINER BEGAN TO SEPARATE FROM THE FOAM LINER ABOVE HEAD, HANGS DOWN, BLOCKING DRIVERS VIEW. *DSH
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