1994 Pontiac Grand Prix Repair Question
Topics covered: Coil pack, Fuel filter, Fuel pressure.
Mileage: 140,000 miles.
Mileage: 140,000 miles.
Asked on March 18, 2013
Pontiac Grand Prix Coil pack Problem
Rough idle, during acceleration it misses and chuggs, changed fuel filter, plugs, wires, and now coil packs, still same issue. wont rev over 4k in park...3.1 v6
Asked by sparky97Answer
Replied on March 18, 2013
scan for codes and check fuelpressure first. shold be 41-47 psi fuel pressure.
