1986 Oldsmobile Custom Cruiser Service and Repair Manual

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Factory-Grade Data

1986 Oldsmobile Custom Cruiser 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

  • Base Wagon 4-Door

Engines covered

  • 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

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Vehicle Safety Data

1986 Oldsmobile Custom Cruiser Recalls & Complaints

NHTSA #89V10200016/06/1989Component: VEHICLE SPEED CONTROL

A SMALL NYLON BUSHING IN THE CRUISE CONTROL SERVO BAIL MAY SLIP OUT OF PLACE, CAUSING INTERMITTENT AND UNEXPECTED INCREASES IN ENGINE SPEED OR DIESELING (ENGINE RUN ON WITH IGNITION OFF).

Consequence

SERVO ROD ASSEMBLY COULD CATCH ON ENGINE COMPONENTS ANDRESULT IN A STUCK THROTTLE WITH POTENTIAL FOR

Remedy

INSTALL A NEW BUSHING IN CRUISE CONTROL SERVO BAIL.

No service bulletins No technical service bulletins on file with NHTSA for the 1986 Oldsmobile Custom Cruiser.
20050812Component: SERVICE BRAKES, HYDRAULIC:POWER ASSIST

1986 OLDSMOBILE POWER MASTER RAN CONTINUOUSLY AND LEAKED BRAKE FLUID.*MR A PRIVATE MECHANIC FOUND A RECALL FOR THE PROBLEM AND REPAIRED IT AT NO COST TO THE CONSUMER (1996). NOW THE VEHICLE IS EXHIB

20050812Component: SERVICE BRAKES, HYDRAULIC

1986 OLDSMOBILE POWER MASTER RAN CONTINUOUSLY AND LEAKED BRAKE FLUID.*MR A PRIVATE MECHANIC FOUND A RECALL FOR THE PROBLEM AND REPAIRED IT AT NO COST TO THE CONSUMER (1996). NOW THE VEHICLE IS EXHIB

19981116Component: SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS

WHEN DRIVING AT ANY SPEED AND APPLYING THE BRAKES THE BRAKES WENT STRAIGHT TO THE FLOORBOARD, AND THE CONSUMER HAD TO PUMP THE BRAKES IN ORDER TO STOP THE VEHICLE, HAD TO KEEP ON PUMPING BEFORE STOPPI

19970605Component: SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS

INTERMITTENTLY WHEN STEPPING ON THE BRAKES THE WARNING LIGHT COMES ON AND GOES OFF AND THE PEDAL IS EXTREMELY HARD AND THERE IS NO BRAKING CAPABILITY. ALL (4) SETS OF BRAKES WERE REPLACED ON 5/30/97.

19970402Component: SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS

WHILE DRIVING THE BRAKE WARNING CHIME SOUNDS OUT AND THAT DRIVER ONLY HAS SECONDS TO STOP VEHICLE. OWNER NOTES THAT DEALER HAS REPLACED PARTS SUCH AS FUSES AND A ACTUATOR AND THE PROBLEM RETURNS. *A

Showing the 5 most serious of 11 complaints filed with NHTSA.

All Model Years

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