GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2009 🢒 Impala 🢒 Diagnostic Navigation 🢒 Vehicle Diagnostic Information 🢒 Turn Signal Multifunction Switch Replacement

Removal Procedure
  1. Remove the steering column trim covers. Refer to Steering Column Trim Covers Replacement.

    2. Object Number: 415293 Size: SH

    Important: The abrasion sleeve located on the steering column wire harness assembly must be reinstalled. Make note of what connector is coming out of the abrasion sleeve for installation purposes.

  2. Remove the wire harness assembly (1) from the wire harness strap (2).
  3. Disconnect the turn signal multifunction switch connector from the inflatable restraint steering wheel module coil connector.

    4. Object Number: 306234 Size: SH
  4. Slide the 2 connectors (2) of the turn signal multifunction switch assembly out of the bulkhead connector (1).

    5. Object Number: 664256 Size: SH
  5. Remove the turn signal multifunction switch bolts (1) and (3) from the turn signal multifunction switch (2).
  6. Remove the turn signal multifunction switch (2) from the steering column tilt head assembly.

Installation Procedure

    Object Number: 664256 Size: SH
  1. Position the turn signal multifunction switch (2) onto the steering column tilt head assembly.

    2. Important: Be sure that the electrical contact of the turn signal and multifunction switch assembly (2) rests on the turn signal cancel cam assembly.

  2. Install the turn signal multifunction switch bolts (1) and (3) into the turn signal multifunction (2) and tighten to 1 N·m (11 lb in).

    3. Object Number: 306234 Size: SH
  3. Slide the 2 connectors (2) of the turn signal multifunction switch assembly into the bulkhead connector (1).

    4. Object Number: 415293 Size: SH
  4. Connect the turn signal multifunction switch connector to the inflatable restraint steering wheel module coil connector.

    5. 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.

  5. Install the wire harness assembly (1) to the wire harness strap (2).
  6. Install the steering column trim covers. Refer to Steering Column Trim Covers Replacement.