2006 GMC Envoy P0455 EVAP Large Leak

2006 GMC Envoy P0455 EVAP Large Leak

GMC Envoy On the 2006 GMC Envoy, the P0455 is a very general code that simply states there is a large leak in the EVAP (emissions control/recovery) System. First place to start here is with the fuel cap. Check the underside of the fuel cap for any cracks or signs of defects that may keep the cap from sealing correctly. If there are any doubts about the inspection of the cap, replace it. Keep in mind, you will need a cap that meets OE Specs. Those “universal” or “locking” fuel caps…

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2013 Dodge Ram Check Fuel Cap P0456

2013 Dodge Ram Check Fuel Cap P0456

Dodge Ram On the 2013 Dodge Ram, when the Check Fuel Cap lights comes on and then is followed by the Check Engine Light, this can mean more than just a loose or faulty Fuel Cap. This can also mean there is a problem somewhere in the EVAP System. First and foremost however, is to check the Fuel Cap. Check the underside of the fuel cap for any cracks or signs of defects. Make sure the cap is seating correctly. If there are any doubts about the inspection of the cap, replace…

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2006 Pontiac Torrent P0455 EVAP Leak

2006 Pontiac Torrent P0455 EVAP Leak

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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