Installation Procedure

Install the turn signal and multifunction switch assembly (2) onto the steering column tilt head assembly.

Fig 1: View Of Turn Signal & Multifunction Switch Assembly
Courtesy of GENERAL MOTORS CORP.
Screw the 2 pan head tapping screws (1) and (3) into the turn signal and multifunction assembly (2).
Tighten: Tighten the pan head tapping screws (1) and (3) to 1 N.m (11 lb in).

NOTE: Refer to Fastener Notice in Cautions and Notices.

IMPORTANT: Be sure that the electrical contact of the turn signal and multifunction switch assembly (2) rests on the turn signal cancel cam assembly.
Slide the 2 connectors (2) of the turn signal and multifunction switch assembly into the bulkhead connector (1).

Fig 2: Identifying Turn Signal And Multifunction Switch Assembly Connector
Courtesy of GENERAL MOTORS CORP.
Connect the turn signal and multifunction switch assembly connector to the SIR coil connector.

Fig 3: View Of Steering Column Wire Harness Assembly & Wire Harness Strap
Courtesy of GENERAL MOTORS CORP.
Install the wire harness assembly (1) into the wire harness strap (2).
IMPORTANT: The abrasion sleeve must be installed back onto the steering column wire harness assembly. The ignition lock cylinder case wires and connector must be hanging out of the middle of the abrasion sleeve.
Install the upper and lower trim covers. Refer to Steering Column Trim Covers Replacement .
Enable the SIR system. Refer to SIR Disabling and Enabling in SIR.