Illumination of the Check Engine Light can be caused by a loose or worn gas cap.
Car Problem Reports
Chevrolet Tahoe Check Engine Light Due to Gas Cap Issue
Chevrolet Tahoe Problem
11 Reports
Model Years Affected: 1999, 2001, 2002, 2003, 2004, 2005, 2006
Average Mileage: 126,112 mi (60,000 mi - 243,336 mi)
Verified
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Visitor, 2003 Chevrolet Tahoe, 243,336 mi
check engine light stays on. Throws four codes
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Visitor, 2006 Chevrolet Tahoe, 75,000 mi
my i just unhooked light came on an the sensor throwing the code to get light off
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Visitor, 2005 Chevrolet Tahoe, 60,000 mi
OMG, on going gas cap problem and engine light is going on. Way to expensive to pay a company to check the light and make the light go off. Really we need to buy a chip every time at $400. Any cheaper way to get this done??
Please give me ideas.......
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Visitor, 2002 Chevrolet Tahoe
Gas cap was lose
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