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P0602 TCM not programmed
Posted to Technical Discussion Forum on 12/14/2019 9 Replies

TCM was replaced for non [...] I go to the SPS to try and program it, I only see two options, MCVM and Setup, both for the M5U RPO code which this vehicle has. It successfully does the MCVM but the setup always fails. Is that the reason for the P0602 code? It ... Login to read more.

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car Vehicle Data

2016 GMC Yukon Denali 6.2L

VIN 1GKS2CKJ4G
Engine6.2 L
Trans8-speed Automatic (Electronic)

car Vehicle Data

2016 GMC Yukon Denali 6.2L

VIN 1GKS2CKJ4G
Engine6.2 L
Trans8-speed Automatic (Electronic)