Originally Posted by intenseblu
not without what OBD2 code you are getting and what sensor they are replacing ... as well as more info on environment the car is driven in, but the second is useless without the first.
I agree...without knowing what trouble codes are passed, there's too many options.
Without narrowing it down you have to resort to the "grocery cart" method! Buy 1 of everything and start replacing parts till it's fixed.