Low and Reverse Clutch Piston Installation

WARNING: This page is about a different car, the 2016 GMC Acadia, 2016 Chevrolet Traverse, and 2016 Buick Enclave. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Identifying Low & Reverse Clutch Piston

Courtesy of GENERAL MOTORS COMPANY

Callout	Component Name
1	Low and Reverse Clutch Piston Assembly Procedure Install the L/R piston with the air bleed positioned at the alignment feature on the cover, using DT-46628-1 seal protector. This will orient the piston fingers with the openings in the case. DT-46628-1 seal protector prevents the piston seal lip from damage during installation. Apply a thin coat of ATF to the I.D. of DT-46628-1 seal protector to ease the installation of the piston. Special Tools DT-46628-1 Piston Seal Protector For equivalent regional tools, refer to Special Tools .
2	Low and Reverse Clutch Spring
3	Low and Reverse Clutch Spring Retaining Ring NOTE: Do not align the retainer opening with other retaining ring openings. Special Tools DT-46628-2 Spring Compressor For equivalent regional tools, refer to Special Tools .

Callout

Component Name

Low and Reverse Clutch Piston Assembly

Procedure

Install the L/R piston with the air bleed positioned at the alignment feature on the cover, using DT-46628-1 seal protector. This will orient the piston fingers with the openings in the case.
DT-46628-1 seal protector prevents the piston seal lip from damage during installation. Apply a thin coat of ATF to the I.D. of DT-46628-1 seal protector to ease the installation of the piston.

Special Tools
DT-46628-1 Piston Seal Protector
For equivalent regional tools, refer to Special Tools .

Low and Reverse Clutch Spring

Low and Reverse Clutch Spring Retaining Ring

NOTE:

Do not align the retainer opening with other retaining ring openings.

Special Tools
DT-46628-2 Spring Compressor
For equivalent regional tools, refer to Special Tools .