GM Service Manual Online
For 1990-2009 cars only

Problem

Action

Foreign material interferes with the multifunction turn signal switch.

  1. Clean the multifunction turn signal switch
  2. Inspect the multifunction turn signal switch.
  3. Replace the multifunction turn signal switch. Refer to Multifunction Turn Signal Lever Replacement - On Vehicle .

The hazard switch interferes with other components.

  1. Inspect the components.
  2. Replace the multifunction turn signal switch. Refer to Multifunction Turn Signal Lever Replacement - On Vehicle .

The multifunction turn signal switch is loose.

  1. Inspect the multifunction turn signal switch installation.
  2. Replace the multifunction turn signal switch. Refer to Multifunction Turn Signal Lever Replacement - On Vehicle .

Replace the multifunction turn signal switch if the above problems do not apply. Refer to Multifunction Turn Signal Lever Replacement - On Vehicle .