Originally Posted by BUZZKILLER

My O2 sensors haven't been changed, my intake plenum ports haven't been cleaned and my filters hane been changed on a regular basis. Is the cleaning of the ports something that should be done regardless of the lack of any codes or pinging? When should the O2 sensors be changed out.

By the way, I tried the sugar thing but it stopped up my Flux Capacitor. Now I have to replace that too!!!!!