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2000 Buick LeSabre Custom 3.8L Misfire
Posted to GM Driveability on 8/19/2005 22 Replies

This car came in about a month ago with a P0300, original plugs and wires, so we changed those first. Back again today with the same code. Cylinder #1 misses between 4500 and 5500 RPM, consistently. Freeze frame info. confirms this in the past as well. Swapped...

22 Replies Received (View Replies)

  Related Documents & Media  2000 Buick LeSabre Custom

 
Message Closed w/Summary

car Vehicle Data

2000 Buick LeSabre Custom

VIN 1G4HP54K8Y
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / SEFI
EmissionsOBD-II Compliant
SymptomsMisfire
OccursIntermittently

Trouble Codes

P0300Multiple Misfire Detected
Message Closed w/Summary

car Vehicle Data

2000 Buick LeSabre Custom

VIN 1G4HP54K8Y
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / SEFI
EmissionsOBD-II Compliant
SymptomsMisfire
OccursIntermittently

Trouble Codes

P0300Multiple Misfire Detected