P0442 code on 05 sierra
Hey guys im usually on Tech and i have a problem with my 2005 Sierra CC. Well the check engine light came on and i pulled the code and it was P0442 someothing about EVAP and a small leak or whatever. Well i went ahead and googled it and came to this site and found some info on it and orded the new evap canister and filter thing a magig. #19207763 from Rock Auto. If yall have any input let me know thanks guys.
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It's hard to say with out Doing some actual diagnostic work.
Bad gas cap and the Evap Canister Vent Valve solenoid are usually the 2 most common things. A faulty tank Pressure sensor can also cause this issue. |
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