Gmc/chevrolet: the speedometer being inoperative and/or the ses MIL on
Chevrolet technical service bulletin PIT-4865 for 2006-2009 Chevrolet Kodiak and 2005-2009 GMC Topkick.
- Bulletin number
- PIT-4865
- Component
- Power train: transfer case (4-wheel drive)
- Summary
- Gmc/chevrolet: the speedometer being inoperative and/or the ses mil on. When checking for dtcs the ECM will have a p0502 or p0500 set. This issue may be intermittent and following normal diagnositc in si2000 may not lead to a correction. This concern could be caused by the tccm (transfer case control module) not communicating on the class 2 buss. The 4wd system may work normal, but when using the tech 2 to communicate with the tccm it will not communicate. C4500-c5500 series.
Owners of these vehicles have filed 1 complaints in the transmission category.
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