1988 Pontiac Grand Prix Service and Repair Manual

This factory service and repair manual for the 1988 Pontiac Grand Prix concerns a coupe powered by a 2.8L V6, an overhead-valve gasoline engine without forced induction, and no other engine is listed for the year. The two-door body carries three trim names: Base, LE and SE. Procedures, specifications and torque values address that V6 and its fuel, ignition and cooling systems, and they continue through the transmission, brakes, suspension, steering and the electrical system.

Engines covered

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

Body styles covered

• 2-door coupe

Trims covered

• Base
• LE
• SE

Known issues on the 1988 Grand Prix. NHTSA lists 11 recalls for the 1988 Grand Prix. On certain 1988 Grand Prix vehicles registered in heavy road-salt regions, corroded retainers could let the engine cradle bolts pull free, and then the steering intermediate shaft could come apart from the steering gear. Certain 1988 Grand Prix vehicles with particular steel wheels could crack at the wheel mounting face until the wheel separated. On certain 1988 Grand Prix vehicles a faulty stoplamp switch could leave brake lights dark or let cruise control resume after the pedal was released. Of 88 owner complaints, 47 involve the hydraulic service brakes; 5 reported a crash, 2 an injury and 1 a fire. Steering and brake procedures and torque values apply.