0 AS-4412 Arnott New Rear Air Strut Various GM SUVs (GMT1xx Chassis) 150

REAR AIR STRUT REMOVAL

1 Raise the vehicle.

2 Disable and deflate the air suspension system per manufacturer’s instructions.

3 Remove the applicable rear wheel. (Figure 1)

4 Remove a portion of the wheel well liner to gain access to the top of the strut tower. (Figure 2)

5 Disconnect the electrical connector from the strut. (Figure 3)

6 Remove the air fitting from the strut. (Figure 4)

7 Remove the three top nuts. (Figure 5)

8 Disconnect the brake line bracket from the lower control arm. (Figure 6)

9 Disconnect the lower control arm from the wheel hub. (Figure 7)

10 Remove the lower strut mount bolt. (Figure 8)

11 Remove the strut from the vehicle. (Figure 9)

12 Removal complete.

REAR AIR STRUT INSTALLATION

Tighten all nuts and bolts to manufacturer’s specifications during the installation process.

1 Install the new Arnott strut into the vehicle. (Figure 10)

2 Install the three new included top nuts. Tighten to manufacturer’s specifications. (Figure 11)

Removal

Prior to inserting the existing air line into the new air strut you will need to remove the old original equipment air line fitting and discard.

Scratches and/or deep cuts in the air line can result in possible leaks. Inspect the air line before insertion. Air line needs to be replaced if damaged.

3 Insert the air line into the air fitting. (Figure 12)

4 Reconnect the strut electrical connector. (Figure 13)

5 Reinstall the lower strut mount bolt. Tighten to manufacturer’s specifications. (Figure 14)

6 Reconnect the lower control arm to the wheel hub. Tighten to manufacturer’s specifications. (Figure 15)

7 Reconnect the brake line bracket to the lower control arm. Tighten to manufacturer’s specifications. (Figure 16)

8 Secure the wheel well liner.

9 Reinstall the wheel.

10 Enable and inflate the air suspension system per manufacturer’s instructions.

11 Installation complete.