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1997 Pontiac Bonneville SE 3.8L Mechanical
Posted to GM Engine on 2/16/2005 25 Replies

CAR DIED TURNING IN TO PARKING LOT. WAS HYDROLOCKED ,replaced upper intake plenum. Now just cranks, backfires in intake and tail pipe. Have good compresion,and spark. Could cam sensor cause a backfire? Or did the timing chain jump and if so how come we still h...

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  Related Documents & Media  1997 Pontiac Bonneville SE

 
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car Vehicle Data

1997 Pontiac Bonneville SE

VIN 1GHX52K7T4
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
Message Closed w/FIX

car Vehicle Data

1997 Pontiac Bonneville SE

VIN 1GHX52K7T4
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI