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1986 Cadillac DeVille Service and Repair Manual
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$29.99 USD
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Covers all 1986 DeVille trims — d'Elegance Coupe 2-Door, Touring Coupe 2-Door, Touring Sedan 4-Door +1 more ·
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Complete repair procedures
Wiring diagrams & schematics
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1986 Cadillac DeVille Service and Repair Manual
Regular price
$29.99 USD
Unit price
1986 Cadillac DeVille 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
- d'Elegance Coupe 2-Door
- Touring Coupe 2-Door
- Touring Sedan 4-Door
- d'Elegance Sedan 4-Door
Engines covered
- 4.1L 250Cu. 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
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 Cadillac DeVille.
INTERMITTENT SUDDEN ACCELERATIONS, CAUSING LOSS OF CONTROL/ACCIDENT. *SKD
1986 CADILLAC DEVILLE/FLEETWOOD ABS BRAKE SYSTEM. CONSUMER REQUESTS THAT ENFORCEMENT OF SAME INSPECTION, TESTING AND REPLACEMENT OF THE FAILED BRAKING PARTS FOR HIS VEHICLE. *NJ THE CONSUMER STA
CAR DEVELOPED AN OIL LEAK, I THOUGHT IT WAS THE OIL PAN GASKET. TOOK IT TO A DEALERSHIP WHO CHANGED THE OILPAN GASKET. IT STILL LEAKED OIL, SO I REMOVED THE ENGINE. I DISCOVERED THAT THE BLOCK HAD
WHILE DRIVING INTO THE DRIVEWAY UPON RETURNING FROM WORK, PARKED THE VEHICLE, NOTICED A PUDDLE OF WATER UNDERNEATH. LIFTED UP THE HOOD, COULD SEE WATER COMING OUT OF THE ENGINE CYLINDER GASKET. *A
LATCH LOCK ASSEMBLY ON BOTH DRIVER'S AND PASSENGER'S SIDES BECAME DEFECTIVE, NOT ALLOWING BOTH DOORS TO OPEN FROM THE INSIDE OR OUTSIDE. *AK
Showing the 5 most serious of 27 complaints filed with NHTSA.
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