2004 Wrangler Rubicon Drive Train Noise

Apr 14, 2004 1 Replies
2004 Rubicon, automatic transmission.

I have a 'clunk' in my drive when moving slowly down a rough trail. The dealer in Yuma said this was just the drive train loading and unloading.



For example, Woodcutter near Yuma, AZ. This trail has lots of 10-20 inch rocks.



Here is the situation,



normal operating temperature. 4-low unlocked 1st gear semi-level spot on the trail approx 1200 RPM - constant



As momentum shifts from pulling to hold back, I hear a loud , metal-on-metal?, clunk. I thought and later verified this was below the driver.



I find I can duplicate this at rest. My friend put his head under the vehicle and lived thru it!



normal operating temperature 4-low foot on brake - do not allow vehicle to move neutral



shift into drive. The vehicle strains forward and seems to want to tilt slightly to the right.



shift into neutral. There is a loud, for me, clunk in the transmission/transfer case.



This repeats every time.



Can anyone duplicate this? Do any vehicles NOT do this?



tomdean



metal-on-metal?,

transmission/transfer

If you have a 7 speaker system turn up the volume till you can't hear anything else or wear ear plugs.

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