Single Use Fasteners and Components

WARNING: This page is about a different car, the 2023 GMC Acadia. However, it is still accessible from the selected car via links, so may be relevant.

4th Clutch Piston Inner Seal
4th Clutch Piston Outer Seal

Courtesy of GENERAL MOTORS COMPANY

NOTE: Callouts items in the following chart represent components shown in graphic above.

Callout	Component Name
1	2-9 and 4 Clutch Piston Housing NOTE: Ensure 2-9 and 4 clutch piston housing tab indicated by arrow is in the 6 o'clock position to aid in part assembly.
2	4th Clutch Piston Inner Seal Procedure Install a NEW seal. Do NOT reuse the old seal.
3	4th Clutch Piston Outer Seal Procedure Install a NEW seal. Do NOT reuse the old seal.
4	4th Clutch Piston
5	2-9 Clutch Piston
6	2-9 Clutch Piston Return Spring Procedure NOTE: Ensure the 2-9 clutch piston return spring anti-rotation tab indicated by arrow is in the 12 o'clock position. Install 2-9 clutch piston return spring in correct orientation.
7	2 - 9 Clutch Piston Retaining Ring Procedure Install - DT-51892 Bridge Kit NOTE: Ensure the 2-9 clutch piston retaining ring opening is in the 12 o'clock position. Use a press to push down to Install retaining ring. Remove - DT-51892 Bridge Kit Special Tool DT-51892 Bridge Kit Equivalent regional tools: Special Tools
8	4th Clutch Piston Return Spring Procedure NOTE: Ensure the 4th clutch piston return spring and 2-9 clutch piston return spring tabs are staggered from each other. Install 4th clutch piston return spring in correct orientation.
9	4th Clutch Piston Retaining Ring Procedure Install - DT-51892 Bridge Kit Use a press to push down to Install retaining ring. Remove - DT-51892 Bridge Kit Special Tool DT-51892 Bridge Kit Equivalent regional tools: Special Tools