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1996 Pontiac Bonneville SSE 3.8L Engine
Posted to GM Engine on 1/22/2001

Hi Techs

The customer complaint is deep knocking sound cold off idle accelerating the engine. This can be heard up to 40mph or in p or n reving the engine up. The noise goes away when the #5 cylinder spark plug wire is removed from the plug. The hammer type k...

  Related Documents & Media  1996 Pontiac Bonneville SSE

 
Message Closed w/Summary

car Vehicle Data

1996 Pontiac Bonneville SSE

VIN 1G2HZ5213T
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
AffectedEngine
ConditionsKnocking Cold
Misc.Ssei ( Supercharged)
Message Closed w/Summary

car Vehicle Data

1996 Pontiac Bonneville SSE

VIN 1G2HZ5213T
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
AffectedEngine
ConditionsKnocking Cold
Misc.Ssei ( Supercharged)