Reverse Input Clutch Assemble

Tools Required

• J 23327-1  Forward Clutch Spring Compressor (Bridge). See Special Tools .
• J 25018-A  Clutch Spring Compressor Adapter. See Special Tools .
• J 44571-1  Reverse Input Clutch Piston Installer. See Special Tools .

Fig 1: Locating Inspection Areas On Reverse Input Clutch Piston
Courtesy of GENERAL MOTORS CORP.
1. Inspect the reverse input clutch piston (607) for the following:
   • Damaged or porosity
   • Ring groove damage
2. Install the reverse input clutch inner and outer seals (608) on the piston.
Fig 2: View Of J 44571-1
Courtesy of GENERAL MOTORS CORP.
3. Install the J 44571-1  inner (2) and outer (1) reverse input clutch piston installer. See Special Tools .
4. Install the piston (607 into the housing (605).
5. Remove the J 44571-1  . See Special Tools .
Fig 3: Identifying Reverse Input Clutch Spring Assembly
Courtesy of GENERAL MOTORS CORP.
6. Inspect the reverse input clutch spring assembly (609) for bent, broken, distorted or damaged springs.
7. Install the reverse input clutch spring assembly (609).
Fig 4: View Of Reverse Input Clutch Spring Retainer Ring
Courtesy of GENERAL MOTORS CORP.
8. Install the J 23327-1  and the J 25018-A  . See Special Tools .
9. Install the reverse input clutch spring retainer ring (610).
Fig 5: Inspecting Plates For Damage Or Wear
Courtesy of GENERAL MOTORS CORP.
10. Inspect the belleville plate (611), the fiber plate assemblies (612B), the steel turbulator plates (612A) and the selective backing plate (613) for the following items:
    • Damaged tangs
    • Delamination
    • Excessive wear
    • Heat damage or wear
    • Surface finish
    • Flatness
Fig 6: Locating Reverse Input Clutch Plates
Courtesy of GENERAL MOTORS CORP.
11. Install the reverse input clutch belleville plate (611), with the inner diameter up, into the reverse input clutch housing and drum assembly (605).
12. Install the reverse input clutch plates starting with a steel turbulator plate (612A) and alternate with a fiber plate assembly (612B).
13. Install the reverse input clutch selective backing plate (613).
14. Install the reverse input clutch retaining ring (614).