1998 Pontiac Firefly Service and Repair Manual

This factory service and repair manual for the 1998 Pontiac Firefly is written for a compact car with one trim, Base, and two bodies, the 4-door sedan and the 2-door hatchback. Two gasoline engines were offered without forced induction. One is a 1.0L inline-three of 61 cu in with a single overhead camshaft, the other a 1.3L inline-four of 79 cu in. The manual pairs procedures with specifications, torque values, wiring diagrams and diagnostics across the engine, fuel, ignition, cooling and electrical systems.

Engines covered

• 1.0L inline-three (61 cu in) — SOHC, naturally aspirated, gasoline
• 1.3L inline-four (79 cu in) — naturally aspirated, gasoline

Body styles covered

• 4-door sedan
• 2-door hatchback

Trims covered

• Base

Known issues on the 1998 Firefly. Whether a given car has the three-cylinder or the four-cylinder, the manual gives specifications and diagnostics for the engine and its fuel, ignition and cooling systems. Torque values and procedures extend to the transmission, brakes, suspension and steering, and the wiring diagrams map the electrical system of the Base sedan and the hatchback.