1983 Buick LeSabre Service and Repair Manual

This factory service and repair manual for the 1983 Buick LeSabre covers four engines. Three burn gasoline: the 3.8L and 4.1L V6s and the 5.0L V8, all overhead-valve and naturally aspirated. The fourth is the 5.7L V8 diesel. Buyers chose between a 2-door coupe and a 4-door sedan, and between Custom and Limited trims. The manual carries specifications and torque values for the engines, procedures for the ignition, cooling and fuel systems, and wiring diagrams and diagnostics for the electrical system, transmission and brakes.

Engines covered

• 3.8L V6 (231 cu in) — OHV, naturally aspirated, gasoline
• 4.1L V6 (252 cu in) — OHV, naturally aspirated, gasoline
• 5.0L V8 (307 cu in) — OHV, naturally aspirated, gasoline
• 5.7L V8 (350 cu in) — OHV, naturally aspirated, diesel

Body styles covered

• 2-door coupe
• 4-door sedan

Trims covered

• Custom
• Limited

Known issues on the 1983 LeSabre. One owner complaint about the 1983 LeSabre has reached NHTSA, and it concerns the hydraulic service brakes. The manual gives procedures, specifications, torque values, wiring diagrams and diagnostics for the hydraulic brakes, the fuel system, cooling, suspension, steering and the electrical system.