4L60-E

REMOVE OR DISCONNECT
- Raise and support the vehicle.
- Place a drain pan under transmission oil pan.

1. Transmission oil pan with the bolts.
2. Transmission oil pan.
3. Accumulator cover bolts.
4. Accumulator cover.
5. 1-2 accumulator piston.
6. Oil seal ring.
7. 1-2 accumulator spring.
8. Spacer plate from the valve body gasket.
9. Valve body spacer plate.
10. Spacer plate to the ease gasket.
11. 3-4 accumulator spring.
12. Oil seal ring.
13. 3-4 accumulator piston.
14. Accumulator piston pin.

Inspect
- The 1-2 accumulator cover for:
- Porosity or damage.
- Scored piston wall.
- Plugged oil passage.
- The 1-2 accumulator piston and the 3-4 accumulator piston for:
- Porosity.
- Ring groove damage.
- Pin hole damage.
- 1-2 accumulator spring and the 3-4 accumulator spring for distortion or damage.
- Spacer plate and gaskets for damage.

INSTALL OR CONNECT
1. Accumulator piston pin.
2. 3-4 accumulator piston.
3. Oil seal ring.
4. 3-4 accumulator spring.
5. Spacer plate to the ease gasket.
6. Valve body spacer plate.
7. Spacer plate to the valve body gasket.
8. 1-2 accumulator spring.
9. Oil seal ring.
10. 1-2 accumulator piston.
11. Accumulator cover.
12. Accumulator cover bolts.
- Tighten accumulator cover bolts to 11 Nm (97 inch lbs.).
13. Transmission pan gasket.
14. Transmission oil pan.
15. Transmission oil pan to the case bolts.
Tighten oil pan bolts to 11 Nm (97 inch lbs.).
16. New transmission oil.