t56 transmision
40

Asked by Andrew Dec 09, 2019 at 07:17 PM about the 1989 GMC Sierra 1500 C1500 Standard Cab LB

Question type: Car Customization

can i fit a t56 tranny in my 89 gmc c1500 sierra?

2 Answers
17,035

Jay answered about a year ago

there is something called a TCM transmission control unit that is specific to the car~ precict problems with the computer, but if that fits can look on the t56 go onto wikipedia, they have the full scoop~ good luck~

Mark helpful
40

Andrew answered about a year ago

im not understanding what your saying at the end, im also going to replacing everything in the truck.

Mark helpful

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