Forward and Direct Clutch Assembly Disassemble

Tools Required

• J 23327  Clutch Spring Compressor. See Special Tools .
• J 25024-A  Servo Piston/Clutch Spring Compressor. See Special Tools .
• J 45186  Forward and Direct Clutch Spring Compressor. See Special Tools .
• J 28585  Snap Ring Remover. See Special Tools .

Fig 1: View Of Input Shaft & O-Ring Seal
Courtesy of GENERAL MOTORS CORP.
1. Remove the input shaft O-ring seal (570) from the forward and direct clutch housing assembly - with input shaft (567).
Fig 2: View Of Forward Clutch Housing Thrust Bearing & Selective Race
Courtesy of GENERAL MOTORS CORP.
2. Remove the forward clutch housing thrust bearing (569) and the forward clutch housing thrust bearing selective race (568) from the forward and direct clutch housing assembly - with input shaft (567).
Fig 3: Removing Forward Clutch Backing Plate Retaining Ring
Courtesy of GENERAL MOTORS CORP.
3. Using J 28585  , remove the forward clutch backing plate retaining ring (550) from the forward and direct clutch housing assembly - with input shaft (567). See Special Tools .
Fig 4: Exploded View Of Forward & Direct Clutch Housing Assembly
Courtesy of GENERAL MOTORS CORP.
4. Remove the following components from the forward and direct clutch housing assembly - with input shaft (567):
   • The forward clutch backing plate (551)
   • The 4 forward clutch fiber plates (552)
   • The 4 forward clutch steel plates (553)
Fig 5: View Of Direct Clutch Backing Plate Retaining Ring
Courtesy of GENERAL MOTORS CORP.
5. Using J 28585  , remove the direct clutch backing plate retaining ring (554) from the forward and direct clutch housing assembly - with input shaft (567). See Special Tools .
Fig 6: View Of Forward & Direct Clutch Housing Assembly Clutch Plates
Courtesy of GENERAL MOTORS CORP.
6. Remove the following components from the forward and direct clutch housing assembly - with input shaft (567):
   • The direct clutch backing plate (555)
   • The 4 direct clutch fiber plates (556)
   • The 4 direct clutch steel plates (557)
   • The direct clutch apply plate (558)
Fig 7: Removing/Installing Direct Clutch Spring Retaining Ring
Courtesy of GENERAL MOTORS CORP.
7. Install J 45186  (2) onto the shaft of the forward and direct clutch housing assembly - with input shaft (567). See Special Tools . Place J 21420-2 (4), which is part of J 23327  , on the bottom of the forward and direct clutch housing assembly - with input shaft (567). See Special Tools . Position J 25024-A  (1) as shown and compress the direct clutch spring assembly.Special Tools .
8. Place the assembly in a vise, holding by J 25024-A  (1). See Special Tools .
9. Remove the direct clutch spring retaining ring (559) with J 28585  (3). See Special Tools .
10. Remove the tools.
Fig 8: View Of Direct Clutch Spring Assembly
Courtesy of GENERAL MOTORS CORP.
11. Remove the direct clutch spring assembly (560).
Fig 9: Removing Direct Clutch Piston
Courtesy of GENERAL MOTORS CORP.
CAUTION: Wear safety glasses when using compressed air in order to prevent eye injury.
IMPORTANT: Do not damage the case cover seal rings.
12. Install the forward and direct clutch housing assembly - with input shaft (567) onto the transmission case cover (19). While pulling on the piston by hand, apply compressed air into the fluid passage (C2) in order to remove the direct clutch piston (562).
Fig 10: View Of Direct Clutch Piston & Seals
Courtesy of GENERAL MOTORS CORP.
13. Remove the direct clutch piston inner seal (561) and the direct clutch piston outer seal (563) from the direct clutch piston (562).
Fig 11: Removing Forward Clutch Piston
Courtesy of GENERAL MOTORS CORP.
CAUTION: Wear safety glasses when using compressed air in order to prevent eye injury.
14. While pulling upward on the piston by hand, apply compressed air into the fluid passage (C1) in order to remove the forward clutch piston (565).
Fig 12: View Of Forward Clutch Piston & Seals
Courtesy of GENERAL MOTORS CORP.
15. Remove the forward clutch piston inner seal (564) and the forward clutch piston outer seal (566) from the forward clutch piston (565).