lean

Hey Everyone, I've been lurking/learning from y'all for a bit now, but hoping I might get some more targeted help in case there's an 'if A and B, then for sure C' that I'm missing. Bought my TJ just over a year ago (with a fair few 1 beer problems with it), but what keeps plaguing me is a...

Okay, I'm super new to this so bear with me... I have a 2003 Jeep Wrangler Sahara. Well, my daughter has. Anyhow, she launched a rod through the block. This was due to some problem that caused the check engine light to come on. Long story short... New motor is in and same problem: The Jeep...

I recently replaced the PCM on my 2005 wrangler 4.0 auto, and that fixed the majority of the codes that it was throwing. It idles and drives fine, however, I am still getting recurring P0174 and P0171 codes. After reading some forum posts I took a look at the throttle body, and found that the...