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On occasion my KJ will 'pop-on' with a high pitched "Skeeee" noise that sounds like one of the accessories coming on. It is intermittent but frequent. When it does 'pop-on' it will not stop until the truck comes to a stop or close to it. It slows with the speed of the car. It doesn't seem to...

After replacing my KJ's starter this past weekend the transmission had begun down shifting from 1st to 2nd hard, and on occasion the upshift as well. I was getting a P0700 & P0731 code from the 3-Key On/Off Odometer Display Test. Which is for a TCM error and 1st Gear Ratio Mis-Match. I...

Hey guys, I'm having trouble pinning down the source of a loud vibration/rumble I'm getting while my foot is off the gas pedal at anything over 40mph. There is no steering wheel shudder, and breaking seems to have no effect. It is a rotational noise that coincides with the speed of the...

I was replacing my IAC valve last week and noticed that one of the bungs on my pre-throttle body air mixer box is missing a hose. Where does this line go to? Does anyone have a hose diagram for the 02 Liberty? Thanks!

Just bought my first KJ this past week. 2002 3.7L 4x4 Limited Having a few transmission issues: http://www.jeepkj.com/forum/f196/hard-shift-into-d-r-high-revs-when-p-n-52430/ (<-- Link) If you have any suggestions please let me know! Thanks!

Hey guys, I just bought my first KJ (3.7L 4x4). I've been driving a manual for years, so perhaps I'm just not used to the tendencies of automatics, but... The trans seems to hesitate to shift into R and D, and then shifts hard into gear. Perhaps the pump is weak? The idle also...