My Duramax tcase wont shift
 

I have an 08 Duramax and I took the encoder motor off and tinkered with it, now it threw a code co569 and aparently it just needs a relearn but im not sure what to do any help???



Staff edit:
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whats an encoder motor?:humm:

Have you had the Batteries unhooked ?

Its the motor that shifts the transfer case

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Its the elecrtic motor that shifts the transfer case

I know a buddy had his Batt unhooked for a long time and had to get a GM Tech 2 to reflash his TCM, thats why i asked if your battery had been unhooked...