A pinging sound only under a load

Tiny
VETTE2112
  • 1990 GMC SUBURBAN
  • 231,000 MILES

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 distubtor and cap rotor butn

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Thursday, February 16th, 2012 AT 3:23 AM

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Tiny
FIXITMR
  • MEMBER

Duplicate

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Thursday, February 16th, 2012 AT 3:54 AM

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