GMC Suburban Engine Ping

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Engine Ping

1999 GMC SUBURBAN
I Have A 1999 Gmc Suburban With 136,000 Miles. 5.1 Liter. The Engine Pings At Idle Or When I Am Accelerating Or Running On The Highway....
4 ANSWERS
Asked by davecincy

A Pinging Sound Only Under A Load

1990 GMC SUBURBAN
I Filled Up With Gas And Nw I Have A Pinging Sound And Chattering I Have Changed The Fuel Filter,new Plugs And Wires New O2 Sensor New...
79 ANSWERS
6 IMAGES
Asked by vette2112

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