Assist Step Replacement (Body Mount)
Assist Step Replacement (Body Mount)
Removal Procedure
1.Remove the following components from the vehicle:
1.1The center body mount bolt (1)
1.2The lock washer
1.3The washer
2.Remove the center lower body-cushion assemblies (4).
3.Remove the following components from the assist step:
3.1The center bolt (2)
3.2The lock washer
3.3The washer
4.Remove the assist step center bracket (5).
5.With an assistant, remove the following front components, and rear components:
5.1The body mount bolts (1)
5.2The lock washers (2)
5.3The washers (3)
6.With an assistant, remove the assist step assembly from the vehicle.
7.Remove the lower body-mount cushion assemblies (4), front and rear, from the vehicle.
8.Remove the following components from the front assist step brackets, and from the rear assist step brackets:
8.1The bolts (1)
8.2The lock washers (2)
8.3The washers (3)
9.Remove the front brackets, and the rear brackets (4) from the assist step.
10.Remove the front gaskets, and the rear gaskets (5) from the assist step.
Installation Procedure
Important:Apply thread locker GM P/N 12345382 to all bolt threads prior to assembly.
1.Install the front gaskets, and the rear gaskets (5) to the assist step.
2.Install the front brackets, and the rear brackets (4) to the assist step.
Notice:Refer to Fastener Notice .
3.Install the following components to the front assist step bracket, and the rear assist step bracket:
3.1The washers (3)
3.2The lock washers (2)
3.3The bolts (1)
TightenTorque the bolts to 90 N �m (66 lb ft).
4.Install the lower body-mount cushion assemblies (4), front and rear, to the vehicle.
5.With an assistant, raise the assist step to the vehicle.
6.With an assistant, install the following front components, and rear components:
6.1The washers (3)
6.2The lock washers (2)
6.3The body mount bolts (1)
TightenTorque the bolts to 90 N �m (66 lb ft).
7.Install (5) the assist step center bracket.
8.Install (2) the following components to the assist step:
8.1The washer
8.2The lock washer
8.3The center bolt
TightenTorque to 45 N �m (33 lb ft).
9.Install (1) the following components to the assist step:
9.1The washer
9.2The lock washer
9.3The center body mount bolt
TightenTorque to 90 N �m (66 lb ft).