JKP's latest activity
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JKP replied to the thread Alarming Noise Coming From Under Jeep.The flex plate connects the engine to the torque converter. O/D on/off just enables or disables the OD gear. I would assume it has a... -
JKP replied to the thread Alarming Noise Coming From Under Jeep.I'm a MT guy, but I think there's a dust cover you can remove to get to it. Maybe some of the AT folks can confirm.
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JKP replied to the thread Alarming Noise Coming From Under Jeep.Have you checked the flex plate for cracks, loose bolts?
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JKP replied to the thread What should I order from Summit?.I've used this on the TJ and the Accord so far and haven't spilled or splashed out a drop of coolant. I think mine was the Lisle...
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Figured out the problem. The plug behind the mode selector was unplugged. I must've neglected to reattach when troubleshooting the...
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JKP replied to the thread 2005 Rubicon - P0300 and P0431.Check the bolts first, free.. And i've had to tighten mine several times. Lay on back under Jeep with 3/8 ratchet and extensions, 15mm...
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JKP replied to the thread 2006 TJ 4.0 Sudden No Crank.It's an 06, so PCM is suspect. I seem to remember that the PCM is actually involved in activating the starter in the 05, 06. You can...
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JKP replied to the thread What is causing this super loud noise coming from my hood?.Well, you need to open the hood and locate the source of the noise. But with an 05, my bet is on the OPDA. If so, you need to swap it...
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JKP replied to the thread AC/Heater Blower Motor.Only high is a common symptom of a bad blower motor resistor. Could be a bad fan speed switch or the master HVAC control switch...
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JKP replied to the thread Synthetic oil in the 4.0."3- Diesel oil does not contain more ZDDP than a gas oil. The diesel oil ZDDP thing was true for about two years, and this can easily be...
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To answer all your oil questions. I wouldn't listen to anyone but LSJ. https://youtube.com/@themotoroilgeek?si=2gYwS_CH2CT5Xmtp
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JKP replied to the thread Starter on it's way out?.If the battery was load tested properly, it's most likely the starter is on the way out. You can also hook up another battery to it...
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JKP replied to the thread No spark: how to tell if crank position sensor is bad?.This sounds like the caps in the PCM if it's like the YJ PCM. If you turn the key to ON for a few minutes and let the PCM warm up...
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JKP replied to the thread Are the last years of the 4.0 worse?.The only engine issue is the OPDA on the 05 and 06. Replace it before it seizes and drive on. Just turned 280K on my 06. The 05 and...
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JKP replied to the thread Synthetic oil in the 4.0.All depends on the oil spec. Anything under 40W is going to be low on zinc and phosphorous unless it is specifically a "hot rod" or...
