California CDL Class A Practice Exam

Windshield wipers should be replaced annually or whenever you notice reduced visibility during rain to ensure optimal visibility while driving. Regular replacement is crucial because wipers can wear out over time due to exposure to the elements, leading to decreased effectiveness when clearing rain, snow, or debris from your windshield. If you rely solely on the notion of changing them only when they break, you might find yourself in a dangerous situation during poor weather, as the wipers may not function properly when needed most. Changing them every two years may not be frequent enough to maintain adequate visibility, especially in areas with frequent rain or extreme weather. Although changing wipers every six months may seem proactive, it might not be necessary for all drivers, and can lead to unnecessary expense if the wipers are still in good condition and functioning well. Therefore, the best practice is to assess their performance regularly and replace them at least annually or when visibility starts to decline, ensuring safety on the road.