GM Service Manual Online
For 1990-2009 cars only

Cause

Action

The multifunction turn signal/hazard switch is broken.

Replace the multifunction turn signal/hazard switch. Refer to Multifunction, Turn Signal, and Hazard Switch Replacement - On Vehicle .

Foreign material or loose parts are impeding the movement of the switch

Remove the foreign material.

The detent is broken or missing.

Replace the multifunction turn signal/hazard switch. Refer to Multifunction, Turn Signal, and Hazard Switch Replacement - On Vehicle .