Removal Procedure

NOTE:

To prevent damage to the spring fangs of pressure plate use DT-6263 remover/installer to remove and install clutch pressure plate.
Note the different lengths of the brackets for attaching DT-6263 remover/installer to lower engine block.

Remove the transmission. Refer to Transmission Replacement .
Install the EN-652 holder (1) to the engine block.

Fig 1: Flywheel Holder Tool
Courtesy of GENERAL MOTORS COMPANY
Attach the DT-6263 remover/installer (1) in conjunction with the DT-6263-1 brace to the engine block.

Fig 2: Special Engine Block Brace Tool
Courtesy of GENERAL MOTORS COMPANY
Install the 4 bolts (arrows) to the engine block, but do not tighten yet.
Attach the DT-6263-27 guide to the DT-6263-30 drift (4).

Fig 3: Special Tools
Courtesy of GENERAL MOTORS COMPANY
Fasten the DT-6263 remover/installer.
1. Align the DT-6263-30 centering drift (2) in conjunction with the clutch center guide through the DT-6263 remover/installer into the clutch driven plate and crankshaft center (arrow).
2. Tighten the knurled wheel (1).
3. Tighten the bolt (3).
4. Tighten the 4 bolts installing the DT-6263 remover/installer to the engine block.
Preload the clutch springs, using the DT-6263 remover/installer.

Fig 4: Clutch Removal/Installation Tool
Courtesy of GENERAL MOTORS COMPANY
1. Turn the threaded rod (1) until it rests against the spring tangs of the clutch pressure plate.
2. Measure the distance a.
3. Turn the threaded rod clockwise until the distance a is extended by approximate 8 mm (0.31 in).
  NOTE: Do NOT turn further than necessary to gain free movement of the clutch disc.
4. Check for free movement of the clutch disc.
Remove and DISCARD the 6 clutch pressure plate bolts (1).

Fig 5: Clutch Pressure Plate Bolts
Courtesy of GENERAL MOTORS COMPANY

NOTE: Ascertain if bolt was assembled with thread lock agent.
Release the DT-6263 remover/installer (2).

Fig 6: Special Remover/Installer Tools
Courtesy of GENERAL MOTORS COMPANY
1. Turn the threaded rod (1) of the DT-6263 remover/installer counterclockwise to the stop.
2. Remove the DT-6263-30 centering drift (3) in conjunction with the clutch center guide (arrow).
Remove the clutch pressure plate (1) and the driven plate (2).

Fig 7: Clutch Pressure Plate And Driven Plate
Courtesy of GENERAL MOTORS COMPANY
Inspect the clutch pressure plate and the driven plate (1) and replace, if necessary.

Fig 8: Clutch Pressure Plate And Driven Plate Inspection Points
Courtesy of GENERAL MOTORS COMPANY

NOTE: Clutch pressure plate and driven plate contaminated by foreign bodies (oil, cleaning agent etc.) have to be replaced. Check clutch driven plate for damage and friction rust in the hub profile and replace if necessary. Do not clean clutch pressure plate and driven plate with a high pressure cleaner or component washing machine.

Inspect for:
- Excessive wear
- Burned friction surface
- Oil on friction surface
- Damaged spline hub
- Damaged springs
Inspect the projection of lining at the clutch lining rivets.
NOTE: The clutch driven plate has to be replaced if the lining projection is less than 0.5 mm (0.020 in) (arrows).
Slide the clutch pressure plate onto the transmission input shaft and check for easy movement.