Thread: 2001 Jimmy shifts into 4wd on freeway on its own.
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Old 04-24-2012, 06:04 PM   #4
gmtech1
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Re: 2001 Jimmy shifts into 4wd on freeway on its own.
Also, look at the conectors to the TCCM, they are prone to get water in them and the terminals get corroded. If you see green fuzzys, that is not good.
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