Installation Procedure

Fig 1: View Of Multifunction Switch & Electrical Connectors

Courtesy of GENERAL MOTORS CORP.

Connect the electrical connectors to the multifunction switch (1).
Position the multifunction switch (1) on the steering column (2) while depressing the spring loaded horn pin.

Fig 2: View Of Multifunction Switch Mounting Screw

Courtesy of GENERAL MOTORS CORP.

Install the mounting screw (1) to the multifunction switch (2).
Tighten: Tighten the screw to 4 N.m (35 lb in).
Enable the SIR system. Refer to SIR Disabling and Enabling Zone 3 in SIR.
Verify that the multifunction switch works properly.