1988 Buick Century 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
- Estate Wagon Wagon 4-Door
- Base Sedan 4-Door
- Custom Wagon 4-Door
- Custom Coupe 2-Door
- Limited Coupe 2-Door
- Custom Sedan 4-Door
- Limited Sedan 4-Door
- Base Coupe 2-Door
Engines covered
- 2.8L 173Cu. In. V6 GAS OHV Naturally Aspirated
- 3.8L 3800CC 231Cu. In. V6 GAS OHV Naturally Aspirated
- 2.5L 2474CC 151Cu. In. l4 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
OWNERS MANUAL DID NOT INCLUDE STATEMENT ON CHILD RESTRAINT SYSTEMS.
VEHICLES DO NOT CONFORM TO FMVSS 210.
FURNISH OWNERS WITH UPDATED OWNERS MANUALS THAT CONTAIN THE OMITTED INSTRUCTIONS.
FUEL FEED HOSE COULD LEAK AT THE COUPLING ON THE ENGINE END OF THE HOSE ASSEMBLY.
FUEL LEAKAGE INTO THE ENGINE COMPARTMENT COULD RESULT INAN ENGINE COMPARTMENT FIRE THAT COULD SPREAD
INSTALL NEW FUEL FEED HOSE ASSEMBLY.
FRONT SUSPENSION LOWER CONTROL ARM BRACKET COULD DEVELOP METAL CRACKS.
THESE CRACKS MAY RESULT IN DISENGAGEMENT OF THE LOWERCONTROL ARM. IF THIS OCCURS WHILE VEHICLE IS I
INSPECT ALL VEHICLES AND REPLACE ENGINE CRADLE ASSEMBLY ON ALL SUSPECT VEHICLES.
FRONT END COLLAPSED BECAUSE ENGINE CRADLE BOLT AND STEERING COLUMN DISINTEGRATED. VEHICLE HAS BEEN INCLUDED UNDER RECALL 88 V048 000. DEALER AND MANUFACTURER HAVE BEEN NOTIFIED. *AK THE DEALER STATES
FRONT END COLLAPSED BECAUSE ENGINE CRADLE BOLT AND STEERING COLUMN DISINTEGRATED. VEHICLE HAS BEEN INCLUDED UNDER RECALL 88 V048 000. DEALER AND MANUFACTURER HAVE BEEN NOTIFIED. *AK THE DEALER STATES
DRIVER'S SIDE SEAT FRAME BROKE. TOOK TO DEALER, AND DEALER STATED THAT WARRANTY EXPIRED. PLEASE ADD ANY FURTHER INFORMATION. *AK
RACK AND PINION STEERING FAIILED CAUSING THE STEERING WHEEL TO LOCK AND RESIST ANY TURNS TO THE LEFT OR RIGHT CAUSING THE DRIVER TO USE EXCESSIVE FORCE TO UNLOCK THE SEIZED WHEEL. NLM
CHANNEL PLATE (SIDE) ON THE TRANSMISSION IS WARPED RESULTING IN LEAKAGE.
Showing the 5 most serious of 26 complaints filed with NHTSA.
