1989 Buick Riviera 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
- Luxury Coupe 2-Door
- T-Type 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
ONE OR BOTH ABS HYDRAULIC UNIT MOUNTING BOLTS MAY NOT BE PROPERLY SEATED AND COULD LOOSEN.
THIS CONDITION COULD LEAD TO SEPARATION OF THE ABSHYDRAULIC UNIT FROM THE MOUNTING BRACKET AND RESUL
REPLACE BOTH ABS HYDRAULIC UNIT MOUNTING BOLTS.
LEFT FRONT BRAKE PIPE MAY CONTACT THE CRUISE CONTROL SERVO BRACKET.
BRAKE LINE COULD WEAR THROUGH CAUSING LOSS OF BRAKEFLUID AND PARTIAL LOSS OF BRAKING CAPABILITY; THI
REPLACE LEFT FRONT BRAKE PIPE ASSEMBLY.
TL*THE CONTACT OWNS A 1989 BUICK RIVIERA. ON NOVEMBER 7, 2007, THE BRAKES FAILED AFTER THE VEHICLE WAS STARTED. THE CONTACT STATED THAT THE CHECK ABS LIGHT HAD BEEN ILLUMINATING INTERMITTENTLY FOR A
PLEASE REFERENCE NHTSA RECALL NO. 97V058/GM RECALL OF BUICK REGALS SOLD IN ILLINOIS 1998 - 1991. MY TIRE TECHNICIAN NOTED THAT THE CRADLE BOLTS AND RETAINERS ON MY 1989 BUICK RIVIERA WERE TOTALLY
CRADLE THAT HOLDS ENGINE CORRODED AND RUSTED TO THE POINT IT WAS ABOUT TO FALL OUT CAUSING STEERING TO BECOME IMPOSSIBLE
AT THE TIME OF THE REPAIR/REPLACEMENT OF THE FUEL PUMP, FITTINGS, LINES... COSTING $467.00 ON 11/23/99 -- THE MECHANIC AND MANAGER INFORMED US OF THE IMMINENT DANGERS OF THE LOSS OF STEERING CONTROL
AT THE TIME OF THE REPAIR/REPLACEMENT OF THE FUEL PUMP, FITTINGS, LINES... COSTING $467.00 ON 11/23/99 -- THE MECHANIC AND MANAGER INFORMED US OF THE IMMINENT DANGERS OF THE LOSS OF STEERING CONTROL
Showing the 5 most serious of 10 complaints filed with NHTSA.
