Hands On Help - Wiper Blade Problems And Solutions 17th Jul 2015 Wiper blades are an important and necessary safety feature on your car and keeping your wiper blades maintained is essential to make sure you are safe to drive in all conditions. We know wiper blades get exposed to many conditions and this can cause the blades to perish and need replacing. There are certain things you can look out for to know when you are due new wiper blades. These include streaks on the windscreen, frequent squeaking or if they leave a milky film when wiping, you will probably be due new wiper blades. Step-by-step written instructions for reference: 1. Check whether you need new wiper blades. Your wiper blades may have a layer of dirt on them which could be smeared on the windscreen when using them. 2. Remove this dirt with a clean cloth and then glass cleaner should be used on the blades and also applied to the windscreen to stop the wipers from getting dirty so quickly. 3. The pad on the blade may have deteriorated, which can create smears on your windscreen. 4. To check the blade, put your wipes in the service position - make sure to check your handbook for accurate instructions. 5. To check each blade, lift off from the windscreen and check whether the rubber is fully attached to the wiper blade. 6. If the rubber is loose in any place it will need changing. Remove the old blade, which on most models can be achieved by removing the blade from a hook and sliding it off. 7.To put on a new blade, slide the blade onto the hook and secure in place.