Installation Procedure

Install the coil spring and the coil spring insulators to the lower control arm.
- The insulators must be in place on the top and bottom of the coil spring.
- Install the coil spring with the identification tape towards the lower control arm.
- Align the edge of the coil spring with the edge of the insulator. Align the insulator and the drain hole.
- The end of the lower spring coil must cover all or part of one inspection drain hole. The other drain hole must be partially exposed or completely uncovered.
Fig 1: Installing Coil Spring And Coil Spring Insulators From Vehicle
Courtesy of GENERAL MOTORS CORP.

CAUTION: Tool J 23028-01 should be secured to a suitable jack or personal injury could result.
Support the lower control arm with J 23028-01.

Fig 2: Supporting Lower Control Arm
Courtesy of GENERAL MOTORS CORP.
Raise the jack the install the lower control arm so that the bushings match up to the proper holes in the frame.
Insure that the coil spring is properly seated in the upper control arm.
Install the lower control arm bolts and nuts.
- Install the front bolt first, then the rear bolt.
- Install the bolts in the proper direction.
- Tighten the nuts, but do not torque.
Fig 3: Installing Lower Control Arm Bolts And Nuts
Courtesy of GENERAL MOTORS CORP.
Remove the J 23028-01 from the vehicle.
Install the stabilizer shaft link. Refer to STABILIZER SHAFT LINK REPLACEMENT (RWD) or STABILIZER SHAFT LINK REPLACEMENT (AWD) .
Install the shock absorber. Refer to SHOCK ABSORBER REPLACEMENT (RWD) or SHOCK ABSORBER REPLACEMENT (AWD) .
NOTE: Refer to FASTENER NOTICE in Cautions and Notices.
Lower the vehicle.
Tighten
1. 8.1. Tighten the lower control arm front nut to 90 N.m (66 lb ft), with the vehicle weight on the wheels.
2. 8.2. Tighten the lower control arm rear nut to 90 N.m (66 lb ft), with the vehicle weight on the wheels.
Check the front wheel alignment. Refer to MEASURING WHEEL ALIGNMENT in Wheel Alignment.