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1991 Oldsmobile Cutlass Supreme 3.4L Engine Noise
Posted to GM Engine on 12/23/2002 7 Replies

We have two dual cam engines like this that have persistent knock that seems to be in the top end of the engine. Oil pressure good, engine runs strong but the noise altho at times is quieter than others has a very obvious knock. Sometimes the knock is very ser...

7 Replies Received (View Replies)

  Related Documents & Media  1991 Oldsmobile Cutlass Supreme

 
Message Closed w/FIX

car Vehicle Data

1991 Oldsmobile Cutlass Supreme

VIN 1G3WH14XXM
Engine3.4 L / 6 cyl / GAS
Trans4-speed Automatic
DeliveryFI
AffectedEngine Noise
ConditionsAny Time
Message Closed w/FIX

car Vehicle Data

1991 Oldsmobile Cutlass Supreme

VIN 1G3WH14XXM
Engine3.4 L / 6 cyl / GAS
Trans4-speed Automatic
DeliveryFI
AffectedEngine Noise
ConditionsAny Time