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LMM: P0652 when truck is put in gear
I just wanted to check back in with y’all and let everyone know what we found once i shipped it back home. It ended up being the underhood fuse block. The shop back home swapped out the fuse block with a known good one out of another 09 lmm with about 35k miles and shes back running right. No...- JBone7872
- Post #19
- Forum: Mike L's Trans Talk
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LMM: P0652 when truck is put in gear
Good enough for me. I appreciate the input- JBone7872
- Post #9
- Forum: Mike L's Trans Talk
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LMM: P0652 when truck is put in gear
I’m definitely not saying y’all are wrong by any means, im not at all a transmission expert, it just throws me that the tcm would go bad without any codes coming up related to the tcm. I havent seen that one happen before. Is there anything i can check to be 100% sure it’s the tcm before i go...- JBone7872
- Post #7
- Forum: Mike L's Trans Talk
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LMM: P0652 when truck is put in gear
The tcm was replaced about 4 months ago. What would cause this one to go bad so quickly and not throw any TCM related codes?- JBone7872
- Post #5
- Forum: Mike L's Trans Talk
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LMM: P0652 when truck is put in gear
I’ve checked all the grounds listed on the wiring diagrams from the chiltons manual and none were broken or corroded. It is possible that i missed one or more though- JBone7872
- Post #3
- Forum: Mike L's Trans Talk
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LMM: P0652 when truck is put in gear
I’ve been having some serious issues with my 2009 LMM. These are the DTC’s that have been coming up and the rundown of whats been going on. I would really appreciate some knowledgeable input on where to look because I’ve spent the better part of the last 3 months tracing wires and checking...- JBone7872
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- Replies: 18
- Forum: Mike L's Trans Talk