THIS EA WAS OPENED AFTER RECEIVING REPORTS THAT THE MULTIFUNCTION SWITCH ON THESE VEHICLES WOULD FAIL, CAUSING A LOSS OF HEADLIGHT ILLUMINATION.SOME COMPLAINANTS REPORT LOSS OF HEADLIGHT FUNCTION WHILE FOR OTHERS TEMPORARY LIGHTING WAS AVAILABLE BY PULLING ON THE MULTIFUNCTION SWITCH STALK TO ILLUMINATE HIGH BEAM LIGHTING.ANALYSIS OF THE COMPLAINT AND WARRANTY DATA SHOW A LOW AND DECLINING FAILURE TREND.FURTHER USE OF AGENCY RESOURCES DOES NOT APPEAR TO BE WARRANTED; ACCORDINGLY, THIS INVESTIGATION IS CLOSED.THE CLOSING OF THIS INVESTIGATION DOES NOT CONSTITUTE A FINDING BY NHTSA THAT NO SAFETY-RELATED DEFECT EXISTS.THE AGENCY RESERVES THE RIGHT TO TAKE FURTHER ACTION IF WARRANTED BY THE CIRCUMSTANCES.SEE DOCUMENT FILE FOR ADDITIONAL INFORMATION REGARDING THIS RESUME.