One problem related to high/low beam switch has been reported for the 1998 Chevrolet Blazer. The most recently reported issues are listed below.
The contact owns a 1998 Chevrolet Blazer. The contact stated that the vehicle failed to start and would stall intermittently. In addition, the power door locks would lock and unlock and the windshield wipers activated independently while the vehicle was in motion. The contact further stated that the dimmer switch failed to work, which resulted in a lack of visibility when using the low beam headlights. The VIN was excluded from NHTSA campaign number: 00v220000 (exterior lighting). The vehicle was not repaired or diagnosed. The manufacturer was notified. The approximate failure mileage was 127,000.