8.18
REMOVAL / REPLACEMENT
The following procedure details upper and lower A-arm
removal and replacement on one side of the vehicle.
1. Elevate and safely support the front of the vehicle
and remove the front wheel.
2. Remove the lower shock fastener from upper A-arm.
3. Remove the upper ball joint pinch bolt from the front
bearing carrier (see Figure 10-2).
4. Remove the brake line retainer from the upper A-
arm.
5. Using a soft face hammer, tap on bearing carrier to
loosen the upper ball joint end while lifting upward on
the upper A-arm. Completely remove the ball joint
end from the bearing carrier.
6. Remove the upper A-arm through-bolt fasteners and
remove A-arm from vehicle.
7. Examine A-arm bushings and pivot shafts. Replace if
worn and discard the hardware.
CAUTION
The locking agent on the existing bolts was destroyed
during removal. DO NOT reuse old hardware. Serious
injury or death could result if fasteners come loose
during operation.
8. If not replacing the A-arm, thoroughly clean the A-
arm and pivot shafts.
9. Install new ball joint into A-arm. Refer to “Ball Joint
Replacement” section., page 8.21
10. Insert new bushings and pivot shafts into new A-arm.
11. Install new upper A-arm assembly onto vehicle
frame. Torque new bolts to specification.
TORQUE
Tie Rod End Fastener:
42 ft. lbs (58 Nm)
12. Insert upper A-arm ball joint end into bearing carrier.
Install new pinch bolt and fastener hardware. Torque
new pinch bolt to specification.
TORQUE
New Pinch Bolt:
17 ft. lbs (24 Nm) Plus 90 Degrees
13. Attach shock to A-arm with new fastener. Torque
lower shock bolt to specification.
TORQUE
A-Arm Fastener:
37 ft. lbs (50 Nm)
14. Remove the lower ball joint pinch bolt from the front
bearing carrier (see Figure 10-2).
15. Using a soft face hammer, tap on bearing carrier to
loosen the lower A-arm ball joint end while pushing
downward on the lower A-arm. Completely remove
the ball joint end from the bearing carrier.
16. Remove the lower A-arm through-bolt fasteners and
remove the lower A-arm from the vehicle.
17. Examine A-arm bushings and pivot shafts. Replace if
worn and discard the hardware.
18. If not replacing the A-arm, thoroughly clean the A-
arm and pivot shafts.
19. Install new ball joint into A-arm. Refer to “Ball Joint
Replacement” section.
20. Insert new bushings and pivot shafts into new A-arm.
STEERING / SUSPENSION
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