When Should Wiper Blades Be Replaced?

[Corbin]

Wiper blades need to be replaced under the following circumstances: 1. The wiper blades have been used for a long time, and the rubber strips have aged; 2. Cracks appear on the rubber strips of the wiper blades; 3. There is a screeching sound when the wiper blades are in use; 4. There are marks left on the windshield after wiping; 5. The wiper blades shake or jump during use. Precautions for using wiper blades include: 1. When using wiper blades to remove dust from the windshield on sunny days, spray windshield washer fluid instead of dry wiping; 2. Manually clean any stubborn or hard dirt on the windshield; 3. When lifting the wiper blades, hold them by the spine and gently place them back; 4. In winter, use an ice scraper to remove ice from the windshield before using the wiper blades; 5. Repair wiper blade malfunctions as soon as possible.