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1998 Buick LeSabre Custom 3.8L Poor Idle Quality
Posted to GM Driveability on 9/4/2006 25 Replies

Hi, this car has a high idle. Previously at another shop, upper intake was replaced due to over heating and white smoke coming from tailpipe. Customer comes to us two days later for a high idle. After checking codes all it showed was a cyl 1 misfire. Check for...

25 Replies Received (View Replies)

  Related Documents & Media  1998 Buick LeSabre Custom

 
Message Closed w/FIX

car Vehicle Data

1998 Buick LeSabre Custom

VIN 1G4HP52K4W
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / SEFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality
OccursIdle

Trouble Codes

P0300Multiple Misfire Detected
Message Closed w/FIX

car Vehicle Data

1998 Buick LeSabre Custom

VIN 1G4HP52K4W
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / SEFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality
OccursIdle

Trouble Codes

P0300Multiple Misfire Detected