2004 GMC Yukon Fish tailing

2004 GMC YUKON
128,000 MILES • V8 • AWD • AUTOMATIC
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JOHN AHRENS
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  • 1 POST
3 months ago, a repair shop said that my Pitmen Arm should be replaced. They used a part number K6536.

On last months trip, my all wheel drive Denali rear end swayed out 30 degrees on a quiet, slow wet turn. The Cadillac dealer said my tires were too worn; I replaced them with OEM Goodyears.

The problem seems to continue. Here in Prescott, AZ, I had the Cadillac dealer service the rear differential which they concluded, upon disassembly, was a bit sticky.

The problem seems to persist; the rear end seems to take an extra movement in any turns - usually.

I think my next step would be to have the dealer check that the correct Pitman Arm is installed and then service the mid body transfer case.
Jun 30, 2010 at 9:11 AM
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OBXAUTOMEDIC
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  • 3,711 POSTS
Hello,

Other possibilities are....

The Stabilizer Shaft Link - The most likely cause

The Leaf Spring/Coil Spring

.
Jul 6, 2010 at 9:35 PM