I'm having a similar problem at idle then it clears up. Any chance it could be COT? My thought was maybe the computer is throwing extra fuel to save cats based off of some math I don't understand....
Type: Posts; User: S10issues
I'm having a similar problem at idle then it clears up. Any chance it could be COT? My thought was maybe the computer is throwing extra fuel to save cats based off of some math I don't understand....
02 heater circuit codes p0135 and po155 I have 12v+ and ground at plug
The build, (my first) is a "04" 5.3L Sloppy stage 2 cam and PAC springs. AEM wideband 2.5" shorty headers, 2.5" stainless dual exhaust to Flowmaster FX dumping above rear axle. A "63" Muncie M20 4...