4th Clutch Assembly Assemble

Tools Required

• J 23327  Clutch Spring Compressor. See Special Tools .
• J 38731-1  Fourth Clutch Piston and Housing Seal Protector. See Special Tools .
• J 38731-2  Fourth Clutch Piston and Housing Seal Protector. See Special Tools .
• J 38731-3  Fourth Clutch Piston and Housing Seal Spacer. See Special Tools .
• J 38882  Fourth Clutch Spring and Retainer Assembly Adapter. See Special Tools .

Fig 1: View Of Fourth Clutch Piston Inner Seal
Courtesy of GENERAL MOTORS CORP.
1. Install the fourth clutch piston inner seal (527) onto the fourth clutch piston (528).
Fig 2: Locating Fourth Clutch Piston Outer Seal
Courtesy of GENERAL MOTORS CORP.
2. Install the fourth clutch piston outer seal (531) into the fourth clutch housing (529). The seal lip should face the bottom of the piston when the piston is installed.
Fig 3: Identifying Fourth Clutch Housing
Courtesy of GENERAL MOTORS CORP.
3. Place the J 38731-1  into the fourth clutch housing (529) through the smaller opening. See Special Tools .
4. Place the J 38731-2  onto the larger opening of the fourth clutch piston (528). See Special Tools .
Fig 4: View Of J 38731-2 & J 38731-3
Courtesy of GENERAL MOTORS CORP.
5. Place the J 38731-2  and the fourth clutch piston (528) onto the J 38731-3  . See Special Tools .
Fig 5: Identifying Fourth Clutch Piston
Courtesy of GENERAL MOTORS CORP.
6. Install the fourth clutch piston (528) into the fourth clutch housing (529) by gently pushing down on the fourth clutch housing (529), until the fourth clutch piston (528) is through the fourth clutch housing (529), exposing the retainer ring groove.
7. Remove all tools.
Fig 6: Identifying Fourth Clutch Spring Retainer Ring
Courtesy of GENERAL MOTORS CORP.
8. Place the fourth clutch spring assembly (532) and the fourth clutch spring retainer ring (533) onto the fourth clutch piston (528).
9. Using the J 38882  , the J 23327  and the J 38731-3  , compress the fourth clutch spring (532). See Special Tools .
10. Install the fourth clutch spring retainer ring (533).
11. Remove the tools.
Fig 7: Fourth Clutch Assembly
Courtesy of GENERAL MOTORS CORP.
IMPORTANT: Alternate the clutch plates, starting with the steel clutch plate (526) (4 steel and 4 composite). Locate the steel plate index notch opposite the fourth clutch bolt hole.
12. Install the fourth clutch plates (525, 526) into the fourth clutch housing (529).
13. Install the fourth clutch backing plate (524). Align the notched tab in the same direction as the steel plate index notches.
14. Install the fourth clutch backing plate retainer ring (523).