Do I need to program my new TCM? I've changed it and not it's still acting up when shifting from 3rd to 4th almost like it's not at the RPM when its changing. I'm a female and don't really know what my ex husband did to the truck.
Do I need to program my new TCM? I've changed it and not it's still acting up when shifting from 3rd to 4th almost like it's not at the RPM when its changing. I'm a female and don't really know what my ex husband did to the truck.
What vehicle is this in? What transmission?
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