1990 Oldsmobile Toronado 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
- Trofeo Coupe 2-Door
- Base Coupe 2-Door
Engines covered
- 3.8L 3800CC 231Cu. 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 FRONT OUTER SHOULDER BELT WEB SEW STOP CAN BECOME STUCK IN THE RETRACTOR. THE BELT CAN BE DIFFICULT TO PULL OUT OF THE RETRACTOR AND SOME OCCUPANTS MAY NOT BE ABLE TO FASTEN THE BELT.
THIS CONDITION CAN PREVENT A PERSON FROM USING THEIR RESTRAINT SYSTEM RESULTING IN AN INCREASED RISK
DEALER WILL INSTALL A WEBBING STOP BUTTON IF THE CUSTOMER REQUESTS REPAIR.
Expanded Availability for Remanufacture and Return (R&R) Electronic Control Modules
FIRE DEPARTMENT SAID CATALYTIC CONVERTER COULD BE THE CAUSE, INSURANCE SAID THE FIRE WAS ELECTRICIAL, FIRE TOTALLED THE VEHICLE. *AK
DRIVER SIDE SEAT BELT UNLOCKS BY ITSELF. CAR IS MOVING OR STATIONARY THIS HAPPENS AT ANY TIME.
CONSUMER STATES THE COMPUTER CHIP TO START THE VEHICLE IS MALFUNCTIONING. THE DASHBOARD READS STARTING DISABLED. THE PROBLEM IS INTERMITTENT. THE DEALER WAS NOTIFIED. PLEASE PROVIDE MORE INFORMATION.
ENGINE CRADLE BROKE UPON MAKING A LEFT HAND TURN. DRIVER LOST STEERING CONTROL OF CAR BUT MANAGED TO STOP IT BEFORE IMPACTING ANYTHING. CRADLE WAS REMOVED FROM CAR AND FOUND TO BE SOUND AND ALMOST R
THE WIRING HARNESS UNDER THE DASH EXPERIENCED AND ELECTRICAL SHORT CAUSING THE DASH LIGHTS AND INDICATOR NOT TO WORK ON DAMP OR COLD WEATHER. NLM
Showing the 5 most serious of 18 complaints filed with NHTSA.
