Code P0455?

2011 CHEVROLET MALIBU
100,000 MILES • 2.4L • 4 CYL • 2WD • AUTOMATIC
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MR.HONDA24
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I’ve lost access from a friend's Mitchell online repair. I Could use some help with troubleshooting to this Fuel EVAP DTC. What’s commonly replaced? Any electrical testing etc.? Any help is always much appreciated. Thank you in advance.
Sep 24, 2022 at 6:04 AM
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DTC P0455 Symptom Descriptor Evaporative Emission Control System Leak Detected (Large Leak)

The most common repair is the gas cap needs to be replaced. If you have done that it has to do with the EVAP vacuum feed line or control solenoid. Here is a video of the repair done on a similar car with instructions below so you can see how to fix it on your car.

https://youtu.be/iH92vcUWJzs

Here is more information on how to fix the problem. Check out the images (below). Please let us know what you find. We are interested to see what it is.
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Sep 24, 2022 at 11:37 AM
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MR.HONDA24
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Thanks Ken.
I was able to get a new cap today and the issue went away shortly after installation.
Sep 25, 2022 at 8:36 AM
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STRAILER
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Nice work, we are here to help, please use 2CarPros anytime.
Sep 26, 2022 at 11:14 AM