Installation Procedure

Install the instrument panel module (IPM) (1) to the vehicle.
Connect the electrical connectors to the IPM (1).
Install the IPM (1) to the IP retainer by inserting the top tab of the module into the slot on the IP retainer and rotating down.

Fig 1: IPM And Electrical Connectors
Courtesy of GENERAL MOTORS CORP.
Install the fastener.
Tighten:

Tighten fastener to 2 N.m (18 in. Lb.)
Install the left closeout/insulator panel.