Question about 1989 Chevrolet Cavalier
Replaced 2.8L with 3.1L, it will not idle right and popping backfiring in throttle body. Replaced o2 senser idle air motor and throttle positioning senser .
Check the vacuum hoses to the throttle body
Posted on Jan 17, 2009
Hi,did you replace the engine computer(ecm)?
Posted on Aug 13, 2008
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Posted on Jan 02, 2017
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