GM Service Manual Online
For 1990-2009 cars only

Object Number: 1657064  Size: MF

Callout

Component Name

Caution: Use Dexron VI transmission fluid only. Failure to use the proper fluid may result in transmission internal damage.

Preliminary Procedures

  1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle.
  2. Place a suitable drain pan under the transmission.
  3. Suitably support the rear drive assembly.
  4. Remove the transmission mount nuts. Refer to Transmission Mount Replacement.
  5. Raise the rear drive assembly to gain access to the transmission pan bolts.

1

Transmission Fluid Pan Bolt (Qty: 18)

Caution: Refer to Fastener Caution in the Preface section.

Tip
Tighten the bolts in the sequence shown.

Tighten
9 N·m (80 lb in)

2

Transmission Fluid Pan Assembly

Procedure

  1. Check the condition of the draining fluid. Refer to Transmission Fluid Check.
  2. Fill the transmission with the proper fluid. Refer to Transmission General Specifications and Transmission Fluid Fill Procedure.
  3. Fill the transmission with the proper amount of transmission fluid. Refer to Fluid Capacity Specifications and Transmission Fluid Check.

3

Transmission Fluid Pan Gasket

Tip
The fluid pan gasket is reusable. Inspect the gasket to determine if it may be reused.

4

Fluid Filter Assembly

Tip

    • Install a new fluid filter assembly.
    • Pull the fluid filter assembly straight out. Do not bend or twist the filter neck.

5

Fluid Filter Seal Assembly

Caution: Do not damage the case sealing surface when removing the filter seal assembly.

Procedure

  1. Use a screwdriver or snap ring pliers to remove the filter seal.
  2. Install a new filter seal.
  3. Use the DT 47848 and the J 42183 to install the filter seal.
  4. Lubricate the filter seal with transmission fluid before installing the filter.

Special Tools

    • DT 47848 Water Pump Pulley Holding Tool
    • J 42183 Driver Handle