Front Caster and Camber Adjustment

1. Place vehicle in alignment mode. Alignment Mode Selection

Note

Caster measurements are now relative to ground.

2. The caster and camber adjustments are made by rotating the front lower control arm bolt and cam in the slotted frame bracket in order to reposition the front lower control arm.
3. Jounce the front bumper 3 times to allow the vehicle to return to normal height.

Note

For an accurate reading, do not push or pull on the tires during the alignment process.

4. For an accurate caster and camber measurement and adjustment, ensure that the vehicle is at curb height. Trim Height Inspection
5. Measure the wheel alignment. Wheel Alignment Measurement

Front Caster and Camber Adjustment — figure 1

6. Determine the positive caster angle (+) or negative caster angle (–).

Front Caster and Camber Adjustment — figure 2

7. Determine the positive camber (+) or negative camber (–) angle.

Front Caster and Camber Adjustment — figure 3

Note

The front lower control arm adjust cam retainers (2) are for factory alignment purposes only and should NOT be reused.

8. If equipped, remove and DISCARD the 2 front lower control arm adjust cam retainers (1).
9. Front Lower Control Arm Nut (4) » Loosen [2x]

Note

While performing a front end alignment it may be noticed that the frame pins (2) are missing. The frame pins serve as a pilot for the alignment cams when adjusting the front caster and camber.

10. If a frame pin (2) is missing, a 1/4 inch dowel rod or a punch can be utilized as a temporary alignment aid to properly center the cam to the bracket, while making adjustments and torquing the front lower control arm nuts (4).
11. Adjust the caster and the camber angle by turning the front lower control arm adjust bolts (3) until the specifications have been met. When the adjustments are complete, hold the front lower control arm adjust bolts (3) in order to ensure the position does not change while tightening the front lower control arm nuts. Fastener Specifications
12. Verify that the caster and the camber readings are still within specifications. Wheel Alignment Specifications
13. When the caster and camber are within specifications, adjust the toe.

Front Caster and Camber Adjustment — figure 4

14. Steering Gear Boot Clamp (1) » Disengage
15. Steering Linkage Inner Tie Rod Nut (2) » Loosen

Front Caster and Camber Adjustment — figure 5

16. Rotate the inner tie rod (1) as necessary to achieve the required toe specification setting. Wheel Alignment Specifications

Caution

Refer to Fastener Caution.

17. Steering Linkage Inner Tie Rod Nut (2) » Tighten Fastener Specifications
18. Steering Gear Boot Clamp (1) » Engage
19. Check the toe setting after tightening.
20. Re-adjust the toe setting if necessary.
21. Center the steering wheel position sensor. Steering Wheel Position Sensor Centering