92 blazer pinging

Our Community is 662,000 Strong. Join Us.

Please Register or Login to access:

raider greg

01-02-2007, 09:38 AM

our 92 full size blazer pings when at cruising speed 25+ and we accelerate,recently replaced egr valve ,no check engine lite .HELP PLEASE
thanks:banghead:

DelCoch

01-02-2007, 03:23 PM

Sounds like the timing is advanced too far. Maybe bad knock sensor?

Add your comment to this topic!