Have a 07 classic silverado flex fuel turns off. Wait a few mins then turns off again. Yesterday didnt turn off once. I can almost feel when car is gonna turn off. Idles bad.

Asked by Nov 11, 2014 at 10:45 PM about the 2007 Chevrolet Silverado Classic 1500 LT1 Extended Cab

Question type: Maintenance & Repair

I heard it could be crank position sensor.

1 Answer

37,655

A CPS is a cheap and easy fix if that's what it is. You should have a CEL light on the dashboard lighting up. Have the codes read for free at AutoZone or Advanced Auto Parts.

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