Part Description: 2007 GMC Sierra 3500 Classic Automatic Transmission Extension Housing Seal
More Info
Vehicle Fitment
2007 GMC Sierra 3500 Classic | All Trims | All Engines
FAQ for Automatic Transmission Extension Housing Seal Repair
Q: What is the recommended torque for the case extension housing bolts?
A:
The recommended torque is 50 N.m (37 lb-ft).
By Bob
GM Specialist
01/11/2022
Q: What is the preliminary procedure for the case extension and gasket?
A:
The procedure is to raise and support the vehicle, remove the propeller shaft, support the transmission with a suitable jack, and remove the transmission mount assembly.
By Bob
GM Specialist
01/11/2022
Q: How many bolts does the case extension housing attach?
A:
It attaches 6 bolts.
By Bob
GM Specialist
01/11/2022
FAQ for Other Repair Info
Q: What should be learned about while installing the automatic transmission fluid and filter?
A:
The fluid remains in the external circuits and transmission cavities after draining the transmission.
Q: How to install the transmission fluid cooler hose/pipe?
A:
The proper way is to install the transmission oil cooler lines, the cooling lines, the engine protection shield, the transmission fluid cooler hose, and the front grill assembly.
Q: How to remove the transmission fluid auxiliary cooler?
A:
The proper way is to remove the front grill assembly, disconnect the transmission oil cooler lines from the auxiliary cooler, and remove the auxiliary oil cooler bolts and push pins, and the auxiliary oil cooler from the vehicle.