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2001 Buick Regal LS 3.8L Misfire
Posted to GM Driveability on 7/25/2007 17 Replies

At approx 4000 rpms, the motor stumbles and looses power considerably. Idles fine. Test drove vehicle with scanner hooked up. Misfired in cyl 1- 14 times, cyl 4- 6 times, and cyl 6- 4 times, on acceleration. Does the vehicle have a rev limiter at 4000 rpms? Cu...

FIX posted 8/1/2007

17 Replies Received (View Replies)

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car Vehicle Data

2001 Buick Regal LS

VIN 2G4WB55KX1
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / sefi
EmissionsOBD-II Compliant
SymptomsMisfire
Misc.4 Door, 3.8L

Trouble Codes

P0300Multiple Misfire Detected