Pontiac Grand Prix
My 204 Pontiac Grand Prix is now saying reduce
engine power I changed the throttle body now it's
still sayingbthe same thing and it won't acclerate
when I drive over 35mph can anyone help me what
should I do now
Have the engine trouble codes read and then post them here. Without more information it is hard to say what is wrong.
My guess is the cam sensor.
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