Upper Arm
Upper ArmAll vehicles
CAUTION: Suspension fasteners are critical parts because they affect the performance of vital components and systems and their failure can result in major service expense. A new part with the same part number must be installed if installation becomes necessary. Do not use a new part of lesser quality or substitute design. Torque values must be used as specified during reassembly to make sure of correct retention of these parts.
1. With the vehicle in NEUTRAL position it on a hoist.
LH upper arm
2. Remove and discard the power steering reservoir nut. Position the power steering reservoir aside.
3. Remove the retainers and the LH upper shock mount cover, if equipped.
4. Remove the EVAP canister purge valve nuts and position the EVAP canister purge valve aside.
^ To install, tighten to 28 Nm (21 ft. lbs.).
5. Disconnect the fluid level sensor connector.
6. Disconnect the brake master cylinder main pressure transducer electrical connector, if equipped.
7. Back out the reservoir bolt to obtain access to the master cylinder bolt.
^ To install, tighten to 8 Nm (71 inch lbs.).
8. Remove the 2 brake master cylinder nuts and position the brake master cylinder aside.
^ To install, tighten to 25 Nm (18 ft. lbs.).
All vehicles
9. Remove and discard the upper arm-to-body nuts.
^ To install, tighten to 48 Nm (35 ft. lbs.).
10. WARNING: Do not remove the center nut. This nut holds the upper spring mount in place and if this nut is removed the spring tension will be released. Failure to follow these instructions may result in personal injury.
Remove and discard 2 shock absorber upper mount nuts.
^ To install, tighten to 28 Nm (21 ft. lbs.).
11. NOTE: The hex-holding feature can be used to prevent turning of the stud while removing the nut.
Remove the stabilizer bar link lower nut. While prying down on the stabilizer bar, disconnect the stabilizer bar link from the stabilizer bar.
^ To install, tighten to 55 Nm (41 ft. lbs.).
12. Remove and discard shock absorber lower nut and bolt, then remove the shock absorber and spring assembly.
^ To install, tighten to 175 Nm (129 ft. lbs.).
13. NOTE: Support the top of the wheel knuckle to the body, using mechanic's wire or other suitable holding device, to prevent knuckle movement.
NOTE: Use the hex-holding feature to prevent the upper control arm ball joint from turning while removing the nut.
NOTE: The tapered washer on the ball joint is reused with the new nut.
Remove and discard the upper ball joint nut. Disconnect the upper arm from the knuckle.
^ To install, tighten to 90 Nm (66 ft. lbs.).
14. Remove and discard the upper arm-to-body bolts and remove the upper arm.
15. To install, reverse the removal procedure.