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1989 Buick LeSabre Custom 3.8L Excessive Emissions, Poor Idle Quality, Surge, Cuts out, Stall
Posted to GM Driveability on 9/16/2014 39 Replies

vehicle will run and idle fine when cold once it gets to temp it will start to run rough almost like a very bad skip runs very rich from tail pipe but ecm data shows the o2 to be switching. grounded the ets at ignition module while running to see if it would c...

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car Vehicle Data

1989 Buick LeSabre Custom

VIN 1G4HP54C9K
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic
DeliveryFuel Injection
SymptomsExcessive Emissions, Poor Idle Quality, Surge, Cuts Out, Stall
OccursHot, on Decel, Idle
Message Closed

car Vehicle Data

1989 Buick LeSabre Custom

VIN 1G4HP54C9K
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic
DeliveryFuel Injection
SymptomsExcessive Emissions, Poor Idle Quality, Surge, Cuts Out, Stall
OccursHot, on Decel, Idle