What does the windshield washer pump do? The washer pump is a small electrical component that takes the washer fluid from the reservoir and pushes it through the washer tubes to the nozzle? which then spray it onto your windshield to remove dirt and debris. As with any electrical componen? your windshield washer pump can fail over time through normal wear and tear - and may need to be replaced. How do you know you need your washer pump replaced? Your washer fluid is not reaching your windshield The jet spray of your washer fluid is unusually weak How is the washer pump replaced by a mobile mechanic? The washer system is examined to determine the source of the issue The washer switch is tested and tubes examined for cracks or clogs The old washer plug is removed Ne? working washer pump is Œćinstalled Wiper system is tested for functionality How important is having your washer pump replaced? Windshield washer fluid is a key tool for keeping the dir? debri? snow and ice at bay. Without windshield washer fluid you may have difficulty keeping your windshield clea? preventing optimal visibility. If your washer pump is not working to its full potentia? your washer fluid will not be able to reach the windshield - resulting in an inability to adequately clear dirt and debris out or your line of sight while driving. If you notice that any part of your windshield wiper/washer system is not working as expecte? we recommend you schedule an inspection at your earliest convenience.