1989 Buick Reatta 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 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
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.
GOODYEAR TIRE BLEW OUT, CAUSING ACCIDENT/INJURIES. *SD
THERE HAVE BEEN NUMEROUS COMPLAINTS CONCERNING THE ABS BRAKES ON BUICK REATTA. *AK
I HAVE HAD CONSTENT PROBLEMS WITH THE BRAKES OF MY REATTA. THE BRAKES TOTALLY FAILED WITHOUT ANY NOTICE. REPLACED MASTER CYLINDER ($1200) THEN THE ACCUMALATER ALONG WITH SEVERAL TRIPS TO MY MECHANIC
I HAVE HAD CONSTENT PROBLEMS WITH THE BRAKES OF MY REATTA. THE BRAKES TOTALLY FAILED WITHOUT ANY NOTICE. REPLACED MASTER CYLINDER ($1200) THEN THE ACCUMALATER ALONG WITH SEVERAL TRIPS TO MY MECHANIC
PLEASE ADVISE IF GENERAL MOTORS HAS HAD OTHER COMPLAINTS ON THIS MATTER ...I FEEL THERE SHOULD SOME TYPE OF REFUND REASON BEING I DID HAVE ONE BOLT BACK ON THE FRONT BRACKET WHICH IN TURN COULD HAVE B
Showing the 5 most serious of 11 complaints filed with NHTSA.
