1985 GMC C1500 ping

1985 GMC C1500
10,000 MILES • V8 • 4WD • AUTOMATIC
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ANDYE250
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  • 7 POSTS
My engine is pinging and i think it's my timing not sure would an engine ping under load more than it would under no load cause only waay it does it in neutral is if i have the choke on and it's barely idling like low low rpms
Oct 20, 2008 at 9:21 PM
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.
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