Folding Top Pump with Motor Replacement (Pump)
Folding Top Pump with Motor Replacement (Pump)
Removal Procedure
Warning: Refer to Eye Protection Warning Eye Protection Warning.
Warning: Refer to Folding Top Hydraulic Pressure Warning Folding Top Hydraulic Pressure Warning.
Warning: Refer to Servicing Electrical Components Warning Servicing Electrical Components Warning.
1. Place the folding top in the up position.
2. Open the rear compartment.
3. Disconnect the battery. Refer to Battery Negative Cable Disconnection and Connection Battery Negative Cable Disconnection and Connection.
4. Place a protective covering over the rear compartment interior and the adjacent body panels.
5. Remove the right side compartment trim. Refer to Rear Compartment Side Trim Replacement - Right Side (Convertible) Rear Compartment Side Trim Replacement - Right Side (Convertible)Rear Compartment Side Trim Replacement - Right Side (Coupe/Sedan) Rear Compartment Side Trim Replacement - Right Side (Coupe/Sedan).
6. Support the rear compartment lid.
7. Disconnect the folding top motor solenoid harness.
Note: Wait 5 minutes before separating the hydraulic cylinder lines at any connectors.
8. Turn the hydraulic pump bypass valve (1) counterclockwise until the valve stops.
9. Remove the push-in-pins that attach the control module to the pump bracket. Refer to Folding Top Control Module Replacement Service and Repair.
10. Remove the electrical connectors from the pump bracket and control module.
11. Remove the nuts (2) that attach the pump to the floor pan.
Note: Rotate the pump motor outward to remove the bolts from the hydraulic line manifold.
12. Remove the screws (1) from the pump manifold (3).
Note: Wait 5 minutes before separating the hydraulic cylinder lines at any connectors.
13. Disengage the cylinder hoses (1) by pulling straight rearward on the manifold block and hoses (2).
Use a clean shop towel to control any hydraulic fluid leakage.
14. Lift the pump upward to disconnect the electrical connector from the hydraulic pump motor.
15. Lift the pump up and out of the storage compartment and set the pump on the a protective cover.
Use a clean covered surface to control any hydraulic fluid leakage.
16. Remove the reservoir filler plug (1).
Empty the hydraulic fluid in to a suitable container, when replacing the pump motor.
17. Remove the screws (1) from the pump bracket (2).
18. Remove the O-ring (1) from each hose.
Installation Procedure
Caution: Refer to Fastener Caution Fastener Caution.
1. Install the screws (1) to the hydraulic pump bracket (2) and the screws to the motor.
Tighten the screws to 10 Nm (89 lb in).
2. Install a new O-ring (1) on each cylinder hose.
3. Install the pump to the storage compartment and set the pump on the a protective covering.
Use a clean shop towel to control any hydraulic fluid leakage.
4. Align the manifold plate bolt holes to the holes on the new pump. This will ensure that the cylinder hoses are placed in the correct port.
5. Align the cylinder hoses into each port and push down until the hoses are seated properly in the hydraulic pump manifold.
6. Push down on the manifold plate (1) and verify that all of the cylinder hoses are seated properly.
Tighten the bolts to 10 Nm (89 lb in).
Apply LOCTITE(R) Blue, GM P/N 12345382 (Canadian P/N 10953489) or equivalent to the bolts.
7. Connect the electrical connectors to the hydraulic pump.
8. Install the nuts that attach the pump to the floor pan.
Tighten the bolts to 18 Nm (13 lb ft).
9. Connect the folding top pump solenoid harness.
10. Connect the electrical connectors to the control module.
11. Install the push-in-pins that attach the control module to the pump bracket.
12. Add fluid as needed. Refer to Folding Top Fluid Addition Service and Repair.
13. Install the reservoir filler plug (1).
14. Install the side compartment trim. Refer to Rear Compartment Side Trim Replacement - Right Side (Convertible) Rear Compartment Side Trim Replacement - Right Side (Convertible)Rear Compartment Side Trim Replacement - Right Side (Coupe/Sedan) Rear Compartment Side Trim Replacement - Right Side (Coupe/Sedan).
15. Remove the protective covering.
16. Turn the pump bypass valve clockwise until the valve stops.
17. Connect the battery. Refer to Battery Negative Cable Disconnection and Connection Battery Negative Cable Disconnection and Connection.
18. Remove the rear compartment lid support.
19. Bleed the hydraulic system. Refer to Folding Top Hydraulic System Bleeding Procedures.
20. Inspect the hydraulic system for fluid leaks.
21. Inspect the hydraulic system fluid level and add fluid as needed. Refer to Folding Top Fluid Addition Service and Repair.
22. Close the rear compartment.
23. Inspect the folding top for proper operation.