2006 Pontiac Grand Prix Gas tank ventilation system

2006 PONTIAC GRAND PRIX
80,000 MILES • 6 CYL • 2WD • AUTOMATIC
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PTIBBS
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Possible reasons for engine light on code points to gas tank ventilation system?
Jun 3, 2009 at 3:02 PM
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CRZYDRVR
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most of the time this code sets when fuel cap is not put back on tight after a re-fuel or the seal on the cap could be bad. Anything more you would probably have to fog the EVAP system to find the leak.
Jun 9, 2009 at 12:50 AM