- Wiper blades, sometimes called refills, squeegees or cartridges, are usually replaced once or twice a year, depending on conditions.
- Most wiper blade assemblies have replaceable blades or inserts.
Windshield wiper blades are replaced as a complete assembly, or blade inserts are fitted into the blade.
- Sometimes, when blades are not available or when the arm is damaged, it is necessary to replace the complete assembly.
- To replace just the wiper blades, grab hold of the assembly and pivot it away from the windshield.
- Once the arm is moved to its maximum position, it should stay there until it is pivoted back to the windshield.
- Doing this will allow you to easily replace the wiper blades without damaging the vehicle's paint or glass.
- There are three basic designs of wiper blade inserts.
Examples of the different ways wiper blade inserts are secured to the blade assembly. Courtesy of Cooper Automotive, Inc.
- To determine which one will work on your vehicle, carefully look at your wiper assembly.
- Remove the old insert and install the new one.
It is easy to accidentally scratch a window when replacing a wiper blade. To avoid this, remove the entire blade assembly before attempting to replace a refill. When the refilled blade assembly is reinstalled again, pull on it to see that it is firmly in place.
- Most often wiper blades are replaced as an assembly.
- There are several different methods used to secure the blades to the wiper arm.
Examples of the different ways windshield wiper blades are secured to the wiper arm.
- One common type is the bayonet connector, which has a small round dimple on its top that fits into a hole to help hold the blade assembly on the arm. There is either a spring catch or a lever on the under side of the arm that is release to disengage the dimple from the hole.
- Another style uses a pin connector.
- Other styles include the inner lock connector, the screw-type connector, the shallow hook connector, and the shepherd's crook connector.
- Most replacement blades come with the necessary adapters to secure the blade to the arm.