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2001 Oldsmobile Alero GL 3.4L Misfire
Posted to GM Driveability on 1/20/2010 28 Replies

This vehicle came in with a misfire under load between 70 and 80 km/h. Scan data shows that all the cylinders misfire when it occurs. Fuel pressure and fuel filter are ok. Cleaned the mass air flow sensor. Blocked the EGR. Changed the plugs and wires. Did a cr...

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Message Closed w/Summary

car Vehicle Data

2001 Oldsmobile Alero GL

VIN 1G3NL52E41
Engine3.4 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMisfire
OccursUnder Load
Message Closed w/Summary

car Vehicle Data

2001 Oldsmobile Alero GL

VIN 1G3NL52E41
Engine3.4 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMisfire
OccursUnder Load