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2002 Buick LeSabre Custom 3.8L Misfire
Posted to GM Driveability on 5/9/2008 12 Replies

Hey Guys I have good one. this Lesabre miss's and sounds to be popping back threw the intake, only when hot and under heavy load. When it is missing the 18X signal looked funny and replced the CKP sensor, no change. The o2's go dead lean. ( fuel pump wave look...

12 Replies Received (View Replies)

  Related Documents & Media  2002 Buick LeSabre Custom

 
Message Closed w/FIX

car Vehicle Data

2002 Buick LeSabre Custom

VIN 1G4HP54KX2
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMisfire
OccursHot

Trouble Codes

P0300Multiple Misfire Detected
Message Closed w/FIX

car Vehicle Data

2002 Buick LeSabre Custom

VIN 1G4HP54KX2
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMisfire
OccursHot

Trouble Codes

P0300Multiple Misfire Detected