1988 Oldsmobile Cutlass Supreme Service and Repair Manual

This factory service and repair manual for the 1988 Oldsmobile Cutlass Supreme covers a car offered only with two doors, as a coupe or a convertible. Six trims are listed, Base, Classic, Classic Brougham, Indy 500 Pace Car, International and SL, and the engine choice lies between a 2.8L V6 and a 307-cubic-inch 5.0L V8, both gasoline, naturally aspirated and fitted with overhead valves.

Engines covered

• 2.8L V6 (173 cu in) — OHV, naturally aspirated, gasoline
• 5.0L V8 (307 cu in) — OHV, naturally aspirated, gasoline

Body styles covered

• 2-door coupe
• 2-door convertible

Trims covered

• Base
• Classic
• Classic Brougham
• Indy 500 Pace Car
• International
• SL

Known issues on the 1988 Cutlass Supreme. The federal record shows 1 recall for the 1988 Cutlass Supreme. It covered certain cars registered where road salt is used heavily: rust can weaken the retainers for the front engine cradle bolts until the bolts pull through, leaving the cradle unsupported and risking separation of the steering shaft from the gear. Dealers replaced the cradle bolts and retainers. Owners also logged 26 complaints, led by the hydraulic brakes and the structure at 8 each; 4 complaints reported a crash and 1 reported an injury. The manual provides procedures, specifications, torque values and diagnostics for the engine cradle, steering, brakes and suspension.