I had the Chevy dealer flash my transmission using my bench flash harness. It will work great for my LMM/ 6L90 swap since the 2010 van was the only vehicle that came with both. An Allison trans is...
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I had the Chevy dealer flash my transmission using my bench flash harness. It will work great for my LMM/ 6L90 swap since the 2010 van was the only vehicle that came with both. An Allison trans is...
I need a .ctz file for a T43 6L90 trans from a 2010 Chevy/ GM Express/ Savana van with a 6.6 Duramax, engine OS is 12628594.
Trans OS: 24254909
Trans Cal ID: 24255732
Trans System ID: 24252157...