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I have a 1990 Pontiac 60000-Le with 3.1 liter engine. Have changed to map

(1990 Pontiac Grand Am)
in Jacksonville, FL on April 07, 2013
sensor but still have driveability trouble.
Displaying 1 answers & 0 comments
Popular Answer
on April 09, 2013
is the trouble on cold or warm engine. check fuel pressure regulator
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