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1998 Chevrolet Camaro Z28 5.7L Preignition
Posted to GM Driveability on 3/25/2006 17 Replies

Hi Guys customer complains that he gets preignition always on acceleration, hot or cold. The vehicle has had oil changes regularly and nothing else. We checked for codes and there were none. Fuel pressure in specs. The problem slowly got worse starting approx ...

17 Replies Received (View Replies)

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Message Closed w/Summary

car Vehicle Data

1998 Chevrolet Camaro Z28

VIN 2G1FP22G3W
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / SEFI
EmissionsOBD-II Compliant
SymptomsPreignition
OccursAlways, on Accel
Misc.Z28 With Lt1
Message Closed w/Summary

car Vehicle Data

1998 Chevrolet Camaro Z28

VIN 2G1FP22G3W
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / SEFI
EmissionsOBD-II Compliant
SymptomsPreignition
OccursAlways, on Accel
Misc.Z28 With Lt1