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Check engine light

(1999 Chevrolet Silverado 1500)
in Oakville, WA on April 09, 2009
Check engine light comes on intermittently...especailly when hauling a load.
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Popular Answer
on April 09, 2009
There are many reasons why the check engine light comes on. Using a scanner is needed to pull the diagnostic code, and from there the system will have to be diagnosed.
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on December 25, 2010
check fuel pressure bad fuel pump
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