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np246 to nnp243 tcase swap
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  1. Chevy Silverado Forum (GMC Sierra)
    I have a 99 Silverado with the 246 tcase and I am wanting to swap in a 243 tcase. Has anyone ever done this? If so what all is required? Both are electronic shift but the 243 has a 2HI shift location which the 246 does not. Thanks for any advice
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