Texas State Inspection Practice Test – Study Guide & Prep

The answer is True because the windshield wiper control arm is a necessary safety feature that helps drivers maintain visibility while driving in inclement weather. If the control arm is not operational or does not lock in place, the windshield wipers may not function properly and hinder the driver's ability to see the road, which can be dangerous. Therefore, it is important for the control arm to be fully functional and able to lock in place to ensure safe driving conditions.