Mechanics

GMC JIMMY DOOR PROBLEM

1996 GMC Jimmy • 177,000 miles

I have a 4 door 4x4 with 3 button 4wd switch. It will not shift into 4hi. Work in 2hi and 4lo. I replaced the transfer case encoder motor. The actuator does work. Dtc is #2. How do I test the tccm?
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Cjessee0523
February 18, 2013.



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