Center Support Disassemble

Special Tools 

J 23327:  Clutch Spring Compressor

For equivalent regional tools, refer to Special Tools .

Fig 1: Identifying Low & Reverse Apply Plates
Courtesy of GENERAL MOTORS CORP.
1. Remove the snap ring (510).
2. Remove the low and reverse backing plate (511).
3. Remove the clutch plates (512, 513). Refer to Clutch Plate Selection Specifications .
4. Remove the low and reverse apply plate (514).
Fig 2: Identifying Low & Reverse Clutch Spring & Retainer Ring
Courtesy of GENERAL MOTORS CORP.
5. Use J 23327:  spring compressor to compress the low and reverse clutch spring (516).
6. Remove the low reverse clutch spring retainer ring (515).
7. Remove J 23327:  spring compressor from the center support.
8. Remove the clutch spring (516) from the center support.
Fig 3: Removing Low & Reverse Piston
Courtesy of GENERAL MOTORS CORP.
NOTE: It may be necessary to use air pressure to remove the piston.
9. Remove the low and reverse piston (517) from the center support (518).
Fig 4: Identifying 2nd Coast Clutch Components
Courtesy of GENERAL MOTORS CORP.
10. Remove the 2nd coast clutch plate retainer ring (535) from the center support (518).
11. Remove the 2nd coast clutch backing plate (534) from the center support (518).
12. Remove the clutch plates (532, 533). Refer to Clutch Plate Selection Specifications .
13. Remove the 2nd coast clutch spacer (531) from the center support (518).
Fig 5: Identifying 2nd Coast Clutch Spring & Retainer
Courtesy of GENERAL MOTORS CORP.
14. Remove the 2nd coast clutch spring retainer (530).
15. Remove the 2nd coast clutch spring (529) from the center support (518).
Fig 6: Removing 2nd Coast Clutch Piston
Courtesy of GENERAL MOTORS CORP.
NOTE: It may be necessary to use air pressure to remove the piston.
16. Remove the 2nd coast clutch piston (528) from the center support (518).
Fig 7: Identifying 2nd Clutch Plates
Courtesy of GENERAL MOTORS CORP.
17. Remove the retainer ring (527) from the center support (518).
18. Remove the 2nd clutch backing plate (526) from the center support (518).
19. Remove the clutch plates (524, 525) from the center support (518). Refer to Clutch Plate Selection Specifications .
20. Remove the 2nd clutch apply plate (523) from the center support (518).
Fig 8: Identifying 2nd Clutch Piston Springs & Retainer
Courtesy of GENERAL MOTORS CORP.
21. Use J 23327:  spring compressor to compress the 2nd clutch piston spring (521).
22. Remove the retainer ring (522) from the center support (518).
23. Remove the J 23327:  spring compressor from the center support (518).
24. Remove the 2nd clutch piston spring (521) from the center support (518).
Fig 9: Removing 2nd Clutch Piston
Courtesy of GENERAL MOTORS CORP.
NOTE: It may be necessary to use air pressure to remove the piston.
25. Remove the 2nd clutch piston (520) from the center support (518).