Transmission Extension Cleaning and Inspection
WARNING: This page is about a different car, the 2022 Cadillac CT4. However, it is still accessible from the selected car via links, so may be relevant.
- WARNING:
Refer to Safety Glasses and Compressed Air Warning .
Clean the rear extension housing (1) in a suitable solvent. Air dry the housing.
- Inspect the extension housing for the following:
- Cracks
- Scratches
- Damaged threads
- Burrs
- Nicked mounting surfaces
- Damaged sealing surfaces
- Damaged front or rear bearing bores
- Replace a cracked housing.
- Clean up damaged threads with the correct size thread tap.
- Inspect the machined mating surfaces for flatness. Check the mating surfaces with a straight edge.
- Use a fine mill file to dress minor scratches or burrs.