2001 Chevy Suburban code

2001 CHEVROLET SUBURBAN
61,746 MILES • V8 • 4WD • AUTOMATIC
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RCD32663
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Hello , we have a code on our 2001 Chevrolet Suburban . the code is P0442 . went to Firestone and the tec can't fix or reset the code .We were told it may be the gas cap .
Jul 18, 2008 at 11:39 PM
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MHPAUTOS
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Hi there,

Your code is

P0442 Evaporative Emission Control System Leak Detected (small leak)

This could be a number of items so get your mechanic to do a few tests on the system.

mark (mhpautos)
Jul 19, 2008 at 12:39 AM