Chevrolet Q&A

Ask Your Question

1999 Chevrolet Silverado 1500 Question: check engine light



, V6, Oakville, WA, April 09, 2009, 04:08

Check engine light comes on intermittently...especailly when hauling a load.

2 Answers
Flag This
  • Answer #1

    April 09, 2009, 08:40

    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.

    Flag This
  • Medium-star Best Answer
    Visitor, December 26, 2010, 00:21

    check fuel pressure bad fuel pump

    Flag This