Trans Tune in 2002 Chevy Silverado 2500HD [SOLVED] Asked by GJ L. In Pennsylvania I have a 2002 Chevy Silverado 2500HD. Is Trans Tune good for my Allison transmission?? About 115,000 miles on her.
Yes, you can use Trans Tune in your Allison transmission in your Silverado. Just follow the directions on the can.