security light on and engine wont start

Asked by dustygay Mar 28, 2010 at 09:50 PM about the 1999 Chevrolet Silverado 1500 LS Extended Cab RWD

Question type: Maintenance & Repair

3 Answers
40

jlopez1098 answered 14 years ago

I have the same problem. Does anyone have any idea of what is the fails?

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15

Cj answered 14 years ago

have you had your computer flashed? If so whoever flashed it had the wrong computer code for your truck

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