Impala V6-3.9L (2007)
Front Subframe: Service and Repair
Frame Replacement
Tools Required
J 39580 Universal Engine Support Table
Removal Procedure
1. Install the engine support fixture to support the engine/transaxle assembly. Refer to Engine Support Fixture for the 3.5L engine, Engine Support
Fixture for the 3.9L engine, Engine Support Fixture for the 5.3L engine.
2. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
3. Remove the front tires and wheels. Refer to Tire and Wheel Removal and Installation .
4. Remove the lower radiator air deflector. Refer to Radiator Air Lower Baffle and Deflector Replacement .
5. Remove the positive battery cable retainers. Position the positive battery cable aside. Refer to Battery Positive and Negative Cable Replacement
(RPO LS4) Battery Positive and Negative Cable Replacement (RPOs LZE/LZ4/LZ9) .
6. Disconnect the power steering cooler pipe from the frame. Refer to Power Steering Cooler Pipe/Hose Replacement .
7. Secure the power steering cooler to the exhaust pipe.
8. Remove the stabilizer shaft links. Rotate the stabilizer shaft up to gain access to the mounting bolts for the power steering gear. Refer to Stabilizer
Shaft Link Replacement .
9. Remove the mounting bolts for the power steering gear. Refer to Power Steering Gear Replacement .
10. Secure the power steering gear.
11. Remove the nuts which secure the engine mount to the frame. Refer to Engine Mount Replacement for the 3.5L engine, Engine Mount
Replacement for the 3.9L engine, Engine Mount Replacement - Left Side and Engine Mount Replacement - Right Side for the 5.3L engine.
12. Remove the nuts which secure the transaxle mount to the frame. Refer to Transmission Mount Replacement - Left Side for the 4T65-E transaxle.
13. Disconnect both front wheel speed sensor connectors (1), if equipped.
14. Remove both front wheel speed harness retainers (2) from the frame and the lower control arms, if equipped.
15. Separate both of the lower ball joints from the steering knuckle. Refer to Lower Ball Joint Replacement .
