Section 400 (Transmission Cooling System)
WARNING: This page is about a different car, the 2021 GMC Sierra 3500 HD and 2021 GMC Sierra 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.
- Specifications
- Diagnostic Information and Procedures
- Repair Instructions
- Transmission Fluid Auxiliary Cooler Replacement (L5P with MGM or MGU)
- Transmission Fluid Auxiliary Cooler Replacement (L8T with MYD)
- Transmission Fluid Cooler Pipe Connector Replacement - Radiator Upper (L8T)
- Transmission Fluid Cooler Pipe Connector Replacement - Radiator Upper (L5P)
- Transmission Fluid Cooler Pipe Connector Replacement - Radiator Lower (L5P)
- Transmission Fluid Cooler Pipe Connector Replacement - Radiator Lower (L8T)
- Transmission Fluid Cooler Hose / Pipe Quick-Connect Fitting Disconnection and Connection
- Transmission Fluid Cooler Hose / Pipe Replacement (L8T with MYD)
- Transmission Fluid Cooler Hose / Pipe Replacement (L5P with MGU or MGM)
- Transmission Fluid Cooler Inlet and Outlet Pipe Replacement (L8T with MYD)
- Transmission Fluid Cooler Inlet and Outlet Pipe Replacement (L5P with MGM or MGU)
- Description and Operation
- Special Tools and Equipment