Those heavy-duty vehicles tend to require sturdy components to function as designed, such as GM's heavy-duty hero of the ...

When it comes to gearboxes, we find that there is one high-performance 4-speed manual from General Motors, which is the rarest muscle car transmission of the 60s. Massive torque and a manual ...

GMC Sierra owner has a failed 10-speed transmission that is only 6,500 miles in. The truck needs a new transmission, but the dealer doesn't have the right parts. Here is Matheus's frustrating story ...

General Motors has announced it ... for the small gas engine and $10.4 million to produce components for the new 8-speed and existing 6-speed transmissions. The additional $46 million brings ...