Control Valve Body Cover Replacement
Removal Procedure
- Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection .
- Remove the oil cooler inlet (1) and outlet (2) hoses from the retainer (2) on the control valve body cover.
- Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
- Remove the engine protection shield. Refer to Engine Shield Replacement .
- Remove the left engine shield.
- Remove the left front fender liner. Refer to Front Wheelhouse Liner Replacement .
- Remove the front transmission mount. Refer to Transmission Front Mount Replacement .
- Drain the transmission. Refer to Transmission Fluid Replacement .
- Disconnect the control valve body transmission control module (TCM) electrical connector (1).
- Remove the control valve body cover bolts (1).
- Support the transmission with a transmission jack.
- Using the transmission jack raise the transmission to gain clearance for removal of the control valve body cover.
- Remove the control valve body cover.
- Remove the control valve body cover gasket.
Caution: Support the control solenoid valve assembly around the connector when removing the seal. Excessive pulling force can damage the internal electrical connections.
- Remove the control valve body cover wiring connector hole seal.
- Remove all traces of the old gasket material. Clean the transmission case and control valve body cover gasket surfaces.
Installation Procedure
- Install the control valve body cover wiring connector hole seal (4).
- Install the control valve body cover gasket (3) to the control valve body cover.
- Install the control valve body cover (2).
- Lower the transmission and remove the transmission jack.
Note: Install all the control valve body cover bolts by hand before tightening the bolts in the specified sequence.
- Hand start all the control valve body cover bolts (1).
Caution: Refer to Fastener Caution in the Preface section.
- Install the control valve body cover bolts and tighten in sequence to 12 N·m (106 lb in).
- Connect the control valve body TCM electrical connector (1).
- Install the front transmission mount. Refer to Transmission Front Mount Replacement .
- Install the left front fender liner. Refer to Front Wheelhouse Liner Replacement .
- Install the left engine shield.
- Install the engine protection shield. Refer to Engine Shield Replacement .
- Lower the vehicle.
- Install the oil cooler inlet (1) and outlet (5) hoses to the retainer (2) on the control valve body cover.
- Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection .
- Fill the transmission. Refer to Transmission Fluid Replacement .
- Check for leaks.
© Copyright Chevrolet. All rights reserved |