t56 transmision


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


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~


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

Your Answer:

GMC Sierra 1500 Experts

  • #1
  • #2
  • #3
    John Saffrahn
View All

Find great deals from top-rated dealers


Related Models For Sale

Used Ford F-150
83 Great Deals out of 5,894 listings starting at $2,450

Used Cars for Sale

2021 GMC Sierra 1500 For Sale
3,829 listings starting at $29,980
2020 GMC Sierra 1500 For Sale
3 Great Deals out of 197 listings starting at $33,992
2019 GMC Sierra 1500 For Sale
8 Great Deals out of 253 listings starting at $32,500
2018 GMC Sierra 1500 For Sale
12 Great Deals out of 360 listings starting at $23,989
2017 GMC Sierra 1500 For Sale
10 Great Deals out of 358 listings starting at $21,996

Content submitted by Users is not endorsed by CarGurus, does not express the opinions of CarGurus, and should not be considered reviewed, screened, or approved by CarGurus. Please refer to CarGurus Terms of Use. Content will be removed if CarGurus becomes aware that it violates our policies.