2008 Pontiac G5 Service and Repair Manual

This factory service and repair manual for the 2008 Pontiac G5 covers 2.2L and 2.4L inline-four engines, 134 and 145 cubic inches respectively, each with dual overhead camshafts, natural aspiration and gasoline fuel. The car came as a 4-door sedan or a 2-door coupe, and the trim list runs to five: Base, Basico, GT, LS and SE. Wiring diagrams back electrical diagnostics, while engine, fuel, cooling, transmission, brake, steering and suspension work is handled through procedures and specifications.

Engines covered

• 2.2L inline-four (134 cu in) — DOHC, naturally aspirated, gasoline
• 2.4L inline-four (145 cu in) — DOHC, naturally aspirated, gasoline

Body styles covered

• 4-door sedan
• 2-door coupe

Trims covered

• Base
• Basico
• GT
• LS
• SE

Known issues on the 2008 G5. Fuel and propulsion lead the 115 owner complaints on the 2008 G5 at 29, followed by air bags at 26, the electrical system at 24 and steering at 23; 15 complaints reported a crash, 2 a fire, 13 an injury and 1 a death. Among the 4 recalls on the federal record, one addressed certain 2008 G5 vehicles that may have received a defective ignition switch as a service replacement part, which key-ring weight or a jolt could turn out of the run position, cutting the engine and potentially disabling the air bags. Another covered certain 2008 G5 cars equipped with electric power steering, which could lose assist without warning. Ignition, air bag and steering procedures and wiring diagrams apply.