Crankshaft Rear Oil Seal and Housing Installation

Special Tools

• EN-42183  Handle
• EN-46109  Guide Pin Set
• EN-47839  Crankshaft Rear Oil Seal Installation Tool

For equivalent regional tools, refer to Special Tools .

Fig 1: Guide Pin Set
Courtesy of GENERAL MOTORS COMPANY
1. Install the 6 mm (0.236 in) guides from the EN-46109  pin set into the 2 crankshaft rear oil seal housing corner bolt holes of the engine block.
Fig 2: Crankshaft Rear Seal Installer
Courtesy of GENERAL MOTORS COMPANY
2. Install the EN-47839  tool with the EN-42183  handle (1, 2) onto the rear of the crankshaft flange.
Fig 3: Crankshaft Rear Oil Seal Housing
Courtesy of GENERAL MOTORS COMPANY
3. Ensure proper use of room temperature vulcanizing (RTV) sealant. Use of Room Temperature Vulcanizing (RTV) and Anaerobic Sealant
4. Place a 3 mm (0.118 in) bead of RTV sealant to the NEW crankshaft rear oil seal housing as shown (1). Refer to Adhesives, Fluids, Lubricants, and Sealers for recommended sealant.
Fig 4: Installing Crankshaft Rear Oil Seal Housing
Courtesy of GENERAL MOTORS COMPANY
NOTE:

DO NOT allow any engine oil on the area where the crankshaft rear oil seal housing is to be installed.

5. Install the crankshaft rear oil seal housing to the engine block.
Fig 5: Guide Pin Set
Courtesy of GENERAL MOTORS COMPANY
6. Remove the EN-46109  pin set 6 mm (0.236 in) guides from the engine block.
Fig 6: Crankshaft Rear Oil Seal Housing Bolts
Courtesy of GENERAL MOTORS COMPANY
7. Install the crankshaft rear oil seal housing bolts.
Fig 7: Crankshaft Rear Oil Seal Housing Bolts Tightening Sequence
Courtesy of GENERAL MOTORS COMPANY
CAUTION:

Refer to Fastener Caution .

8. Tighten the crankshaft rear oil seal housing bolts in sequence and tighten to 10 N.m (89 lb in).
Fig 8: Crankshaft Rear Oil Seal Installation Tool
Courtesy of GENERAL MOTORS COMPANY
9. Remove the EN-47839  tool and EN-42183  handle (1, 2) from the crankshaft flange.