Low and Reverse Clutch Piston Installation

Fig 1: Identifying Low & Reverse Clutch Piston

Courtesy of GENERAL MOTORS CORP.

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 J-46628-1 . See Special Tools . This will orient the piston fingers with the openings in the case. J-46628-1 prevents the piston seal lip from damage during installation. See Special Tools . Apply a thin coat of ATF to the I.D. of J-46628-1 to ease the installation of the piston. See Special Tools . Special Tool: J-46628-1 Piston Seal Protector. See Special Tools .
2	Low and Reverse Clutch Spring
3	Low and Reverse Clutch Spring Retaining Ring Tip: Do not align the retainer opening with other retaining ring openings. Special Tool: J-46628-2 Spring Compressor. See 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 J-46628-1 . See Special Tools . This will orient the piston fingers with the openings in the case.
J-46628-1 prevents the piston seal lip from damage during installation. See Special Tools . Apply a thin coat of ATF to the I.D. of J-46628-1 to ease the installation of the piston. See Special Tools .

Special Tool:
J-46628-1 Piston Seal Protector. See Special Tools .

Low and Reverse Clutch Spring

Low and Reverse Clutch Spring Retaining Ring
Tip: Do not align the retainer opening with other retaining ring openings.
Special Tool:
J-46628-2 Spring Compressor. See Special Tools .