even though plugs were changed, still misses/hesitates...suggestions?

415

Asked by Robert Oct 04, 2013 at 10:00 AM about the 2002 Pontiac Grand Prix GT Coupe

Question type: Maintenance & Repair

even though plugs were changed, still misses/hesitates...suggestions?

2 Answers

415

the plugs wires changed 1wk ago, still doin it. compression test? crankshaft position sensor?

18,975

check out ignition module & coil pack (distributorless ignition) ..is there alot of rough idle?

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