Removal Procedure

WARNING: This page is about a different car, the 2003 GMC Sonoma, 2003 GMC Jimmy, 2003 Chevrolet S10 Pickup, and 2003 Chevrolet Blazer. However, it is still accessible from the selected car via links, so may be relevant.

Remove the transmission assembly.
- Refer to TRANSMISSION REPLACEMENT in Automatic Transmission - 4L60-E.
- Refer to TRANSMISSION REPLACEMENT in Manual Transmission - NV 3500.
Remove the engine flywheel. Refer to Engine Flywheel Replacement .

Fig 1: Frontal View of Transmission Assembly
Courtesy of GENERAL MOTORS CORP.
Remove the crankshaft rear oil seal from the crankshaft rear oil seal housing.
Insert a suitable tool into the access notches and then carefully pry the crankshaft rear oil seal from the crankshaft rear oil seal housing.
Discard the crankshaft rear oil seal.
Clean off any dirt or rust in the area.