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International Automotive Technicians Network
2002 Pontiac Firebird 5.7L Pinging or knocking
Posted to GM Driveability on 1/28/2008 14 Replies

Thanks in advance for the help I get.

I have this vehicle hat with a Ping in any gear range as long as it is accelerating. ping is much more noticible Noticeable between the 4 and 5 k rpm range. Used a tech 2 to look at timing while driving and PCM reacts to ...

14 Replies Received (View Replies)

 
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car Vehicle Data

2002 Pontiac Firebird

VIN 2G2FV22602
Engine5.7 L / 8 cyl / GAS
Trans6-speed Standard
DeliveryFI / SFI
EmissionsOBD-II Compliant
SymptomsPinging or Knocking
OccursUnder Load, on Accel
Message Closed

car Vehicle Data

2002 Pontiac Firebird

VIN 2G2FV22602
Engine5.7 L / 8 cyl / GAS
Trans6-speed Standard
DeliveryFI / SFI
EmissionsOBD-II Compliant
SymptomsPinging or Knocking
OccursUnder Load, on Accel