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Engine idle then studferd

(1990 Buick Regal)
in Fuquay Varina, NC on January 05, 2018
Engine idle is good then it starts rough idle and goes back to good idle
Tags: buick, regal
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Popular Answer
on January 05, 2018
1990 can be ‘professionally’ scan tested ... Recommend professional scan test to determine failure.


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