One problem related to power door locks not working has been reported for the 2006 Chevrolet Trailblazer. The most recently reported issues are listed below.
The contact owns a 2006 Chevrolet Trailblazer. The contact stated that the front driver side power window and door lock failed to operate intermittently. In addition, the radio remained operable even though the engine was turned off. The vehicle had not been diagnosed ore repaired. The manufacturer was not notified of the defect. The approximate failure mileage was 95,000.