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1992 Buick LeSabre Custom 3.8L Poor Idle Quality
Posted to GM Driveability on 12/4/2007 18 Replies

#3and #6 cyl misfire at idle,tried another coil pack and module,scope pattern seems to show 8 or 9 firing lines at idle on scope,raise the rpm up to 2000rpm scope shows 6 firing lines and miss seems to go [...] engine come back to idle miss comes [...] can hea...

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  Related Documents & Media  1992 Buick LeSabre Custom

 
Message Closed w/FIX

car Vehicle Data

1992 Buick LeSabre Custom

VIN IG4HP53L2N
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / MPFI
EmissionsUS
SymptomsPoor Idle Quality
Message Closed w/FIX

car Vehicle Data

1992 Buick LeSabre Custom

VIN IG4HP53L2N
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / MPFI
EmissionsUS
SymptomsPoor Idle Quality