
2000 Pontiac Grand Am SE 3.4L Misfire
I need some help here fellas. 2000 Grand Am 3.4 misfires and bucks at 72+ mph. While driving on interstate this vehicle will run great until you reach 72+mph and let off slightly. At that point it begins to misfire and buck, scan data shows misfires across the...
FIX posted 3/12/2009
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Message Closed w/FIX
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VIN | 1G2NG12E8Y |
Engine | 3.4 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | Misfire |
Occurs | Always |
Trouble Codes
P0300 | Multiple Misfire Detected |
P0336 | CKP Sensor 1 Circuit Intermittent Signal |
Message Closed w/FIX
Vehicle Data
2000 Pontiac Grand Am SE
VIN | 1G2NG12E8Y |
Engine | 3.4 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | Misfire |
Occurs | Always |
Trouble Codes
P0300 | Multiple Misfire Detected |
P0336 | CKP Sensor 1 Circuit Intermittent Signal |