1983 Pontiac Grand Prix Service and Repair Manual

This factory service and repair manual for the 1983 Pontiac Grand Prix follows a coupe with three engine choices. The gasoline side offers a 3.8L V6 and a 5.0L V8, both with overhead valves; the third option is a 5.7L V8 running on diesel. None uses forced induction. Buyers chose among Base, Brougham and LJ trims, three in total, on the single two-door coupe body. Engine, fuel, cooling, transmission, brake, suspension, steering and electrical work are backed by procedures, specifications and torque values.

Engines covered

• 3.8L V6 (231 cu in) — OHV, naturally aspirated, gasoline
• 5.0L V8 (305 cu in) — OHV, naturally aspirated, gasoline
• 5.7L V8 (350 cu in) — OHV, naturally aspirated, diesel

Body styles covered

• 2-door coupe

Trims covered

• Base
• Brougham
• LJ

Known issues on the 1983 Grand Prix. There is 1 recall on record for the 1983 Grand Prix. On certain 1983 Grand Prix vehicles, limited to a particular engine fitment, the rear brake line leaving the master cylinder could rub against the air cleaner resonator bracket until it wore through and leaked fluid; dealers checked the clearance, bent the line away where needed and replaced worn ones. That campaign covered 4,667 vehicles. Owners logged 2 complaints, one about exterior lighting and one about seat belts. Of those, 1 complaint reported a crash, 1 reported an injury and 1 reported a death. Brake hydraulics, lighting and the body are covered with procedures, specifications, torque values, wiring diagrams and diagnostics.