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Topic: rrr-rrrr-rrrr in the rearend (Read 5 times) previous topic - next topic
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Re: rrr-rrrr-rrrr in the rearend
Reply #1
Yahoo Message Number: 144991
Hi  rickvanfrank  (no name),

Do you know for certain the rrr-rrr-rrrr sound is coming from the rear axle? Does it happen at all speeds?

I had a noise that sounded somewhat like a siren that seemed like it was behind our LD. I even pulled over and the noise stopped. When I started going again, there wasn't any noise until I got over 15-20mph and then I thought I heard a siren again.

To shorten this story, it turned out I had a bad "carrier" bearing on the driveshaft. A Ford dealership in Whitehorse, Yukon Territory diagnosed it for me. In Canada, they call it a "steady bearing".

Maybe this is what you are hearing. Good luck, Steve K.
Steve K

2003 Mid-bath

Re: rrr-rrrr-rrrr in the rearend
Reply #2
Yahoo Message Number: 144992
Quote
Anyone ever had to deal with that sound coming from the rear-end?
In the bad old days, unscrupulous individuals would put saw dust or banana peels in the differential and a for sale sign on the windshield.

bumper
bumper
"Yonder" '05 MB
"WLDBLU" glider trailer

Re: rrr-rrrr-rrrr in the rearend
Reply #3
Yahoo Message Number: 144993
Makes sense on a car, but not so much on an LD ;-)
 The cost of the differential repair on my '97 E350 SOB was the same as a set of tires, and rrr-rrrr-rrrr from a differential is usually not something that will disable the vehicle without warning. It may take many thousands of miles to become a problem; however, if it's a, say, driveshaft  bearing, it will be cheaper (but might become a problem sooner). So, take it to a mechanic, see what your options are before worrying about it.

Eric Greenwell

 wrote, On 2/10/2014 9:44 AM:
2005 Jayco 24SS


Re: rrr-rrrr-rrrr in the rearend
Reply #5
Yahoo Message Number: 144995
Hi Steve,
 Noise begins at those same mph and continues until you let off the accelerator - that was my thought - the carrier bearing - can't believe it did not get any worse and held up for 1300 miles non stop. Beginning to wonder if the fluid that was changed in 2011 was the correct fluid.