In early August, GM finally opened a gap in the floodgates when it released a revised valve body and updated repair procedure ...

Check out GM Authority's exclusive details about the Gen 3 GM valve body assembly, part numbers 24061206 and 24061207 for full-size half-ton trucks and SUVs.

The transmission valve body is among the most important components of your vehicle's transmission system, yet it often goes ...

A new GM valve body is now arriving at dealerships, GM Authority has learned. The arrival of the new part marks a critical step toward resolving a widespread parts shortage that has left many GM truck ...

GM is finally addressing long delays in repairing its Allison 10-speed transmissions after widespread valve body failures led ...