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1986 Buick Regal Service and Repair Manual
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$29.99 USD
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Covers all 1986 Regal trims — Grand National Coupe 2-Door, T-Type Coupe 2-Door, Limited Coupe 2-Door +1 more ·
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1986 Buick Regal Service and Repair Manual
Regular price
$29.99 USD
Unit price
1986 Buick Regal 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.
Built for technicians and DIY owners, this manual helps you troubleshoot accurately, follow step-by-step repair procedures, and use wiring diagrams and system sections to diagnose problems faster.
What’s included
- Step-by-step repair procedures and service information
- Specifications and reference data (where provided)
- Electrical coverage with wiring diagrams
- Coverage across key systems: engine, transmission, brakes, steering, suspension, HVAC, and more
Trims covered
- Grand National Coupe 2-Door
- T-Type Coupe 2-Door
- Limited Coupe 2-Door
- Base Coupe 2-Door
Engines covered
- 3.8L 3800CC 231Cu. In. V6 GAS OHV Turbocharged
- 5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated
- 3.8L 3800CC 231Cu. In. V6 GAS OHV Naturally Aspirated
- 5.0L 307Cu. 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
LEFT HANDED DRIVER'S SIDE SHOULDER BELT ANCHOR PLATE MAY BE UPSIDE DOWN IN LOCK PILLAR SO THAT THE UNTHREADED SLOT OF THE PLATE ALIGNED WITH THE HOLE IN THE LOCK PILLAR. THIS RESULTED IN THE ANCHO
Remedy
INSTALL A BOLT ANCHOR PLATE REINFORCEMENT AND NEW BOLT, AS NECESSARY.
SMALL CRACKS MAY DEVELOP IN THE BODY PILLAR AROUND THE DOOR STRIKER BOLT HOLE.
Consequence
CRACKS WOULD INCREASE LEADING TO DIFFICULTY IN CLOSINGTHE DOOR AND MIGHT ALLOW DOOR TO COME OPEN DUR
Remedy
INSTALL INNER AND OUTER REINFORCEMENT PLATE ON BOTH LEFT AND RIGHT BODY PILLARS.
UNDER EXTENDED HEADLAMP USAGE, CIRCUITRY IN THE HEADLAMP SWITCH PANEL MIGHT EXPERIENCE INCREASED RESISTANCE AND EXCESSIVE HEAT BUILDUP.
Consequence
HEADLIGHTS WOULD CYCLE ON AND OFF. SUDDEN LOSS OFHEADLIGHTS UNDER SEVERE WEATHER OR NIGHTIMER DRIVI
Remedy
REPLACE HEADLIGHT SWITCH WITH MODIFIED SWITCH.
No service bulletins
No technical service bulletins on file with NHTSA for the 1986 Buick Regal.
CONSUMER STATES THAT WHILE PULLING OUT OF HIS DRIVEWAY HIS VEHICLE JUST TOOK OFF, CAUSING HIM TO HIT TWO TREES. *AK
CAR WAS RUN IN PARK PUT CAR IN REVERSE IT ACCELERATED AND HIT FOUR CARS. TT
ENGINE BURST INTO FLAMES WHILE DRIVING. PREVIOUS REPAIRS WERE DONE, INCLUDING THE TRANSMISSION. SPEED ABOUT 35 MPH, PULLED OVER AND GOT OUT, LEFT CAR PARKED. FIRE DEPARTMENT DID NOT SHOW UP. *AK
ENGINE BURST INTO FLAMES WHILE DRIVING. PREVIOUS REPAIRS WERE DONE, INCLUDING THE TRANSMISSION. SPEED ABOUT 35 MPH, PULLED OVER AND GOT OUT, LEFT CAR PARKED. FIRE DEPARTMENT DID NOT SHOW UP. *AK
ENGINE REPLACED TWICE, ONCE RESULTING IN ENGINE CATCHING ON FIRE.
Showing the 5 most serious of 14 complaints filed with NHTSA.
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