Chevy/GMC Duramax 07.5 -10 LMM Discussion of Chevy and GMC Trucks with LMM Duramax Turbo Diesel Engines

My Duramax tcase wont shift

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Old Jan 18, 2011 | 12:10 PM
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Mad Martigan's Avatar
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Default 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???



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Last edited by TCU Fan; Jan 22, 2011 at 09:09 AM. Reason: 2 f bombs one post.
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Old Jan 18, 2011 | 07:23 PM
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whats an encoder motor?
 
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Old Jan 18, 2011 | 08:46 PM
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Have you had the Batteries unhooked ?
 
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Old Jan 19, 2011 | 11:42 AM
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Originally Posted by BriteWhiteRam
whats an encoder motor?
Its the motor that shifts the transfer case

---AutoMerged DoublePost---

Its the elecrtic motor that shifts the transfer case
 

Last edited by Mad Martigan; Jan 19, 2011 at 11:42 AM. Reason: Automerged Doublepost
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Old Jan 22, 2011 | 01:11 AM
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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...
 
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