GM 8L90E Archives - Transmission Digest
Alto adds new electrical products

Alto has introduced two new electrical products. The first (pictured above) is a valve body wiring harness for GM 8L90E eight-speed transmissions (rear-wheel drive and all-wheel drive). The harness (part no. 224507) covers model years 2015-2018. The second product (pictured above) is a circuit board for BorgWarner, Audi and Volkswagen 02E (DQ250) DSG transmissions, covering

Easy fixes to common transmission problems

Transmission makers are always throwing the repair industry curveballs. The challenges seem endless. Sometimes manufacturers will let us know of changes they are doing, while other times they let us figure it out as we go. I would like to go over a few examples we’ve encountered that may help you on a simpler installation

Alto introduces friction clutch, friction ring for GM 8L90E

Alto has introduced two new products for the General Motors 8L90E transmission: a torque converter friction clutch and a torque converter friction ring. The GM 8L90E torque converter friction clutch (above left) has a x30 bent tooth design and is meant for 2015-2019 6.2L engine applications. GM 8L90E torque converter friction ring (seen above) has a