GM Service Manual Online
For 1990-2009 cars only

Object Number: 2018816  Size: MF

Callout

Component Name

Caution: The ball stud must not rotate during disassembly or reassembly. Hand tools must be used to keep the ball stud from rotating. If air tools are used and the stud is allowed to rotate, damage to the ball stud and/or stud mounting hole may occur.

Preliminary Procedure

  1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle.
  2. Remove the tire and wheel assembly. Refer to Tire and Wheel Removal and Installation.

1

Lower Ball Joint Fastener

Caution: Refer to Fastener Caution in the Preface section.

Procedure

  1. Discard the bolt and install a NEW lower ball joint bolt. DO NOT re-use the lower ball joint bolt.
  2. Start the nut by hand before tightening.
  3. Tighten the bolt and then reverse the nut 3/4 of a turn.

Tighten
30 N·m(22 lb ft) + 60 degrees

2

Front Lower Control Arm Fastener

Procedure

  1. Load the front suspension with the proper jack stand before tightening the bolts to specifications.
  2. Enter the nut by hand before tightening.
  3. Install NEW bolt

Tighten
90 N·m(66 lb ft) + 100 degrees

3

Front Lower Control Arm Fastener (Qty: 2)

Procedure

  1. Load the front suspension with the proper jack stand before tightening the bolts to specifications.
  2. Enter the nut by hand before tightening.
  3. Install NEW bolt

Tighten
70 N·m(52 lb ft) + 80 degrees

4

Front Lower Control Arm Bushing Fastener

Procedure

  1. Load the front suspension with the proper jack stand before tightening the bolts to specifications
  2. Install NEW bolt.
  3. Start the nut by hand before tightening.
  4. Tighten the screw using the GE-6600-2 torque wrench .
  5. Tighten
    40 N·m (30 lb ft) + 30 degrees

Special Tools

GE-6600-2 Torque Wrench

For equivalent regional tools. Refer to Special Tools.

5

Lower Control Arm Assembly

Procedure

  1. Rotate the forward edge of the steering knuckle outboard to provide access for the TBD separator
  2. Loosen but DO NOT remove the nut until the ball stud has been separated from the knuckle.
  3. Separate the ball stud from the knuckle, using the TBD separator.
  4. Verify wheel alignment. Refer to Wheel Alignment Specifications.

Special Tools

TBD Ball Joint Separator

For equivalent regional tools. Refer to Special Tools.