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BobsYourUncle's avatar
BobsYourUncle
Nomad
Jan 07, 2014

Allison transmission sprung a leak. Anyone else?

On a recent trip to Alberta to work for 5 weeks in the cold, I noticed red stains in the snow under the front of my truck. 2007 Classic GMC D/A. I have 222,000K (138,000 miles) My Allison trans ...
Techie's avatar
Techie
Explorer
Jan 13, 2014
Having had the Ally in a large motorhome, my advice is to take it to an Allison shop...not a 3rd party or car/truck dealership.

They will do the best job of diagnosing and fixing any problems you may have.

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