CAT not the problem - computer was!
Ugh - so after spending about $1500+ on trying to get my damn CATs to work so I could smog my Yukon, we figured out it wasn't the CATs at all... the problem was a $100 part in the computer system that was reading everything incorrectly.
Something to...
Catalytic change + oxygen sensor
HI Josh -
I'd be interested in knowing if you found anything new out on your cat change.
I've got a 2002 Yukon XL (in California) that I'm trying to sell, and have to have it smogged before selling (state law). Factory installed system runs $2400-2700...
This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register.
By continuing to use this site, you are consenting to our use of cookies.