
2001 Pontiac Grand Prix GT 3.8L Excessive Emissions, Poor Idle Quality, Hesitation
I am having difficulty with this 3.8 .. The car has no power and idles rough. Ignition looks good , fuel pressure is right at 50 psi (in spec).. However it has 8 lbs of backpressure in the exhaust.. After removing the cat.. the power was restored but the idle ...
FIX posted 8/19/2004
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Message Closed w/FIX
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VIN | 1G2WP52K01 |
Engine | 3.8 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | Excessive Emissions, Poor Idle Quality, Hesitation |
Message Closed w/FIX
Vehicle Data
2001 Pontiac Grand Prix GT
VIN | 1G2WP52K01 |
Engine | 3.8 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | Excessive Emissions, Poor Idle Quality, Hesitation |