For 1990-2009 cars

### Removal Procedure

1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
2. Drain the engine oil.
3. Remove the oil pan bolts, the oil pan and gasket. Refer to Oil Pan Replacement .
4. Remove the oil filter and seal. Refer to Oil Filter and Seal Replacement .
5. Remove the accumulator attaching bolts.
6. Remove the accumulator assembly.
7. Remove the 2-1 manual servo piston cover bolts.
8. Remove the 2-1 manual servo piston assembly and the filter.
9. Remove the seal.
10. Disassemble and inspect the accumulator and the 2-1 manual servo assemblies. Refer to Accumulator and 2-1 Manual Servo Replacement

### Installation Procedure

Important: The seal must be installed as shown. If it is not installed, or is installed in the wrong location, the transmission will operate only in reverse.

1. Install the 2-1 manual servo piston assembly seal.
2. Install the 2-1 manual servo piston assembly and the filter.
3. Install the 2-1 manual servo piston cover bolts.
4. Install the accumulator assembly.

Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

5. Install the accumulator assembly attaching bolts.

Tighten
Tighten the accumulator bolts and the 2-1 manual servo bolts to 27 N·m (20 lb ft).

6. Install the new oil filter seal and the oil filter. Refer to Oil Filter and Seal Replacement .
7. Install the oil pan gasket, the oil pan and the oil pan bolts. Refer to Oil Pan Replacement .
8. Lower the vehicle.
9. Fill the transmission to the proper level. Refer to Automatic Transmission Fluid and Filter Replacement .
10. Inspect the oil pan gasket for leaks.