2006 Pontiac Torrent P0455 EVAP Leak

2006 Pontiac Torrent

Pontiac Torrent On the 2006 Pontiac Torrent, the P0455 is “EVAP System Large Leak Detected”. This is a very “general” code, and there is no 1-answer, “it’s this…” kind of answer. There will need to be some testing done. If you have already replaced the Fuel Cap, make sure the replacement cap meets Pontiac OE specs. Most after market caps (like from Auto Zone) do not meet specs. Locking or Universal caps also do not meet specs. If you are certain the Fuel Cap is good and sealing correctly, then…

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