Removal Procedure

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Automatic Transmission Fluid Filter (2) - Remove - Automatic Transmission Fluid, Fluid Pan and/or Filter Replacement (LM2)
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Control Valve Upper Body Bolt (1) - Remove
Automatic Transmission Auxiliary Fluid Pump Outlet Pipe (2) - Remove
Automatic Transmission Auxiliary Fluid Pump Outlet Pipe Seal (3) - Remove and DISCARD
Automatic Transmission Auxiliary Fluid Pump Seal (4) - Remove and DISCARD
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Automatic Transmission Auxiliary Fluid Pump Bolt (1) - Remove [3x]
Disconnect the electrical connector.
Automatic Transmission Auxiliary Fluid Pump (2) - Remove
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NOTE:
The control valve solenoid body bolts are marked by arrows in the valve body casting.

Control Valve Solenoid Body Bolt (1) - Remove [2x]
Control Valve Solenoid Body Bolt (2) - Remove and DISCARD [3x]
Control Valve Solenoid Body Bolt (3) - Remove [2x]
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Disconnect the park inhibitor solenoid electrical connector (1).
Park Inhibitor Solenoid (2) - Remove
Unlock the main control wiring harness connector latch (3).
Disconnect the transmission wiring harness (4).

NOTE:

Do not disassemble the control valve body assembly. The internal parts are NOT serviceable.

Control Valve Body Assembly (5) - Remove
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Automatic Transmission Fluid Pump Seal (1) - Remove and DISCARD
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Manual Shift Shaft Pin (1) - Remove and DISCARD
Manual Shift Shaft (2) - Remove
Park Release Lever (3) - Remove
Park Pawl Actuator Assembly (4) - Remove
Courtesy of GENERAL MOTORS COMPANY

CAUTION:
Do not damage the case bore during removal of the manual shift shaft seal.

Using the DT-45201 Cooler Line Seal Remover (1), remove the manual shift shaft seal (2).

Courtesy of GENERAL MOTORS COMPANY

Automatic Transmission Fluid Filter (2) - Remove - Automatic Transmission Fluid, Fluid Pan and/or Filter Replacement (LM2)
Courtesy of GENERAL MOTORS COMPANY

Control Valve Upper Body Bolt (1) - Remove
Automatic Transmission Auxiliary Fluid Pump Outlet Pipe (2) - Remove
Automatic Transmission Auxiliary Fluid Pump Outlet Pipe Seal (3) - Remove and DISCARD
Automatic Transmission Auxiliary Fluid Pump Seal (4) - Remove and DISCARD
Courtesy of GENERAL MOTORS COMPANY

Automatic Transmission Auxiliary Fluid Pump Bolt (1) - Remove [3x]
Disconnect the electrical connector.
Automatic Transmission Auxiliary Fluid Pump (2) - Remove
Courtesy of GENERAL MOTORS COMPANY

NOTE:
The control valve solenoid body bolts are marked by arrows in the valve body casting.

Control Valve Solenoid Body Bolt (1) - Remove [2x]
Control Valve Solenoid Body Bolt (2) - Remove and DISCARD [3x]
Control Valve Solenoid Body Bolt (3) - Remove [2x]
Courtesy of GENERAL MOTORS COMPANY

Disconnect the park inhibitor solenoid electrical connector (1).
Park Inhibitor Solenoid (2) - Remove
Unlock the main control wiring harness connector latch (3).
Disconnect the transmission wiring harness (4).

NOTE:

Do not disassemble the control valve body assembly. The internal parts are NOT serviceable.

Control Valve Body Assembly (5) - Remove
Courtesy of GENERAL MOTORS COMPANY

Automatic Transmission Fluid Pump Seal (1) - Remove and DISCARD
Courtesy of GENERAL MOTORS COMPANY

Manual Shift Shaft Pin (1) - Remove and DISCARD
Manual Shift Shaft (2) - Remove
Park Release Lever (3) - Remove
Park Pawl Actuator Assembly (4) - Remove
Courtesy of GENERAL MOTORS COMPANY

CAUTION:
Do not damage the case bore during removal of the manual shift shaft seal.

Using the DT-45201 Cooler Line Seal Remover (1), remove the manual shift shaft seal (2).