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Chevrolet Silverado 1500 HD Problems

Check Engine Light Due to Gas Cap Issue on Chevrolet Silverado 1500 HD

Problem Description and Possible Solution

Illumination of the Check Engine Light can be caused by a loose or worn gas cap.

(13 people reported this problem)

Chevrolet Silverado 1500 HD Vehicles With This Problem

RepairPal Verified
Average mileage: 110,995 (64,500–196,000)
7 model years affected: 2001, 2002, 2003, 2004, more2005, 2006, 2007
Not Your Chevrolet Silverado 1500 HD Problem?
Brake problem? Or maybe a faulty head gasket cylinder?
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