More GM truck owners are reaching out to GM Authority stating that they've been waiting weeks and possibly even months for a fix, with no clear timeframe.

Transmission faults, depending on the car, will display a specific warning light or message in the dashboard. Here's what you ...

General Motors extensively used the 8L family of vehicle transmissions in a variety of vehicles through its lineup, all of ...

Stay up to date on how Allison Transmission Holdings Inc (ALSN:XNYS) stock has performed compared to similar stocks in the same industry on a daily, quarterly, and monthly basis.

D data might be good to have, but the L87 engine and 10-speed transmission recalled this year still made it to dealerships.