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toyotanation.com
Toyota highlander 2005 throwing these codes: P0420...
Hello all, So I have a Toyota highlander 2005 v6 with 231k miles on it. Originally when I got the vehicle from a family friend it was throwing a code for P0420. I researched a little online and found out it most likely was the CAT. I tried cataclean and had no luck. I purchased a new cat...
Feb 11, 2023
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