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SuperDave, ASE Certified Technician
Category: Pontiac
Satisfied Customers: 1491
Experience:  over 16 years experience
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Have a 02 grand am 3.4 208k on engine trans all started with

Customer Question

Hello have a 02 grand am 3.4 208k on engine trans all started with my roomate finally getting money to fix the upper n lower intake leaks before it idled nout 1200 now its bout 700 perfect except now it throws a p0300 watch the misfire counter its cyl 3 did plugs wires swaped injectors put diff known good injectors and ign modual coil packs comp is 210 psi what sm i missing! Please help
Submitted: 1 year ago.
Category: Pontiac
Expert:  SuperDave replied 1 year ago.

Get for spark on Cylinder #3.If you have no spark then you have a bad driver in the PCM.