What is your question?
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What is your question?
is not running smooth is shaking when idle after been hot. the result is 1 dead cylinder
What makes this problem better or worse?
shaking when idle
How long has your 1990 Chevrolet G20 had this problem?
2weeks
1 Reply
Can only guess at it here online - 'possibly' head gasket leaking coolant into the combustion chamber on the misfiring cylinder.. *Hands-on* testing by qualified personnel will be required to determine.