Lower Arm. Removal and Installation

Special Service Tools / General Equipment

Vehicle/Axle Stands

Removal

NOTICE: Suspension fasteners are critical parts that affect the performance of vital components and systems. Failure of these fasteners may result in major service expense. Use the same or equivalent parts if replacement is necessary. Do not use a replacement part of lesser quality or substitute design. Tighten fasteners as specified.

1. 1
   REFER TO: Wheels and Tires (204-04A Wheels and Tires, Removal and Installation).
2. 2

   NOTICE: The rear suspension height sensor must be disconnected from the lower arm before servicing suspension components, or damage to the height sensor and/or the vehicle dynamic suspension system may occur. The sensor must be calibrated after assembly.

   Remove the rear height sensor bracket bolt and set the rear height sensor bracket aside.

   

3. 3
   Disconnect the 2 rear height sensor harness clips.

   

4. 4

   NOTICE: Suspension fasteners are important attaching parts in a system that affects the performance of vital parts and systems. Failure of these fasteners may result in major repair expense. Replace with the same or equivalent parts if replacement is necessary. Do not use a replacement part of lesser quality or substitute design. Tighten fasteners as specified.

   Raise the suspension approximately 20 mm from the rebound position.
   Use a general equipment: vehicle/axle stands.

   

5. 5
   Remove and discard the rear shock absorber lower bolts.

   

6. 6
   1. Remove the lower control arm vertical link bolt from the lower control arm.

   2. Remove the toe link-to-knuckle bolt and the jam nut.

   

7. 7
   
   

   1. Discard and remove the rear stabilizer bar link lower nut and position the rear stabilizer bar link aside.

   2. Remove and discard the lower control arm-to-knuckle bolt and separate the knuckle from the lower control arm.

   

8. 8
   Remove the front lower control arm-to-subframe bolt.

   

9. 9

   NOTICE: Use extra care when handling a compressed spring. Failure to follow this instruction may result in injury.

   1. Lower the suspension to relieve spring compression.

   2. Remove the coil spring by lowering the lower arm and positioning it aside.

   3. Discard and remove the lower arm-to-frame rear bolt and remove the lower arm.
      Use general equipment: vehicle/axle stands.

   

Installation

1. 1
   1. Position a floor jack under the lower arm and raise the lower arm to the required position.
      Use general equipment: vehicle/axle stands.

   2. Install the coil spring into the upper and lower spring seats.

   3. Install a new lower arm-to-frame rear bolt.

   

2. 2
   Install a new lower arm-to-frame rear bolt.

   

3. 3
   1. Position the knuckle on the lower control arm and install a new lower control arm-to-knuckle bolt.

   2. Position the rear stabilizer bar link and install a new rear stabilizer bar link lower nut.

   

4. 4
   1. Install a new toe link-to-knuckle bolt.

   2. Install a new lower control arm vertical link lower bolt.

   

5. 5
   Support the rear suspension at ride height.
   Use the general equipment: vehicle/axle stands.

   

6. 6

   NOTICE: Tighten the suspension bushing fasteners with the suspension loaded or the vehicle weight resting on the wheels and tires, otherwise incorrect clamp load and bushing damage may occur.

   Tighten the new rear lower control arm-to-frame bolt.
   Torque: 166 lb-ft (225 N·m)

   

7. 7

   NOTICE: Tighten the suspension bushing fasteners with the suspension loaded or the vehicle weight resting on the wheels and tires, otherwise incorrect clamp load and bushing damage may occur.

   Tighten the new front lower control arm-to-frame bolt.
   Torque: 166 lb-ft (225 N·m)

   

8. 8

   NOTICE: Tighten the suspension bushing fasteners with the suspension loaded or the vehicle weight resting on the wheels and tires, otherwise incorrect clamp load and bushing damage may occur.

   1. Tighten the new lower control arm-to-knuckle bolt.
      Torque: 203 lb-ft (275 N·m)

   2. Tighten the new rear stabilizer bar link lower nut.
      Torque: 85 lb-ft (115 N·m)

   

9. 9

   NOTICE: Tighten the suspension bushing fasteners with the suspension loaded or the vehicle weight resting on the wheels and tires, otherwise incorrect clamp load and bushing damage may occur.

   1. Tighten the new toe link-to-knuckle bolt.
      Torque: 129 lb-ft (175 N·m)

   2. Tighten the new lower control arm vertical link lower bolt.
      Torque: 76 lb-ft (103 N·m)

   

10. 10
    Install new rear shock absorber lower bolts.
    Torque: 35 lb-ft (48 N·m)

    

11. 11
    Snap the 2 rear height sensor harness clips into place.

    

12. 12
    Position the rear height sensor bracket and install the rear height sensor bracket bolt.
    Torque: 177 lb-in (20 N·m)

    

13. 13
    Install the wheel and tire.
    Refer to: Wheels and Tires (204-04A Wheels and Tires, Removal and Installation).
14. 14
    Check and adjust the rear camber as necessary.
    Refer to: Rear Camber Adjustment (204-00 Suspension System - General Information, General Procedures).
15. 15
    Calibrate the suspension system. Connect the scan tool and perform the ride height calibration procedure. Follow the scan tool directions.