2019 Mercedes-Benz GLS63 AMG Windshield Wipers Aren't Working

Fix Windshield Wiper Issues on 2019 Mercedes-Benz GLS63 AMG

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Reviewed by
Bo Fader
Written by RepairPal Car Genius
Updated January 14, 2025
0%
75% chance it's the
Wiper Motor
0%
25% chance it's the
Switch
The most common reasons a 2019 Mercedes-Benz GLS63 AMG windshield wipers aren't working are broken wiper motor and issues with the switch.
  • Wiper Motor: A faulty wiper motor or a bad electrical connection can result in intermittent or non-functioning windshield wipers.
  • Switch: A faulty switch can result in intermittent or complete failure of the electrical component it controls, leading to malfunctioning systems.
Proper diagnosis will determine the exact cause of your symptom, saving you money on unnecessary repairs. The diagnostic experts at RepairPal Certified shops have the right tools and experience to solve any symptom.

How much does it cost to fix a 2019 Mercedes-Benz GLS63 AMG windshield wipers aren't working?

Common Repairs

The total repair cost will vary based on the condition of your vehicle and the number of repairs needed to fix your symptom. Proper diagnosis will save you money by finding the exact repairs needed to fix your car right the first time.

A failed windshield wiper motor will do one of two things in the event of failure. First, it can intermittently work, meaning when the wiper switch is turned on, the windshield wipers may activate, and run for a random amount of time. This may happen at random, or change with a bump. Lastly, the windshield wipers could show no signs of activity, indicating motor failure.

The moment water touches the windshield, you know if you need new windshield wiper blades. If your wiper blades are torn, cracked, hard, or brittle, it is time for replacement. Wipers should also be replaced if the wiper blades only smear water around, seem to make a mess, streak the windshield, and miss large patches. If you are unhappy with the current wiper blades on your vehicle, this is a very economical change to make.

Windshield wiper arms will be replaced mainly for aesthetic reasons or damage. If the windshield arms become bent or rusted, the windshield wipers may not contact the windshield at the proper angle, or there may be no contact at all. Also, the sun will take a toll on these parts after years of use, and fading or clear coat peeling will result, not to mention rust.

What steps should I take to diagnose the non-functioning windshield wipers on my 2019 Mercedes-Benz GLS63 AMG?

To effectively diagnose the non-functioning windshield wipers on your 2019 Mercedes-Benz GLS63 AMG, begin with a systematic approach that prioritizes simpler checks before delving into more complex issues. Start by inspecting the fuse associated with the windshield wipers, as a blown fuse is a common and easily rectifiable problem. If the fuse is intact, proceed to examine the wiper motor for any signs of malfunction, as a faulty motor can prevent the wipers from operating. Next, check the wiper linkage, which connects the motor to the wiper arms; any damage or disconnection here can lead to wiper failure. After that, test the wiper switch to ensure it is functioning correctly, as a defective switch may hinder wiper operation. Finally, assess the condition of the wiper blades themselves, as worn or damaged blades can also contribute to the issue. By following this diagnostic approach, you can efficiently identify and address the root cause of your windshield wiper problems.

What are the common problems that could cause the windshield wipers to stop working on a 2019 Mercedes-Benz GLS63 AMG?

When troubleshooting the windshield wipers on a 2019 Mercedes-Benz GLS63 AMG, it's essential to consider several common problems that could be at play. One of the first things to check is the fuse associated with the wiper system; a blown fuse can easily disrupt functionality, and replacing it is a straightforward fix. If the fuse is intact, the next step is to inspect the wiper motor itself, as a malfunctioning motor may require repair or replacement to restore operation. Additionally, worn wiper blades can significantly impair visibility, so replacing them with new ones is a simple yet effective solution. It's also important to examine the wiper linkage, which connects the motor to the wiper arms; any damage here can prevent the wipers from moving correctly. Lastly, a faulty wiper switch may be the culprit if the wipers are unresponsive, and replacing this switch can often resolve the issue. By systematically addressing these potential problems, you can effectively diagnose and fix the wiper issues on your vehicle.

How urgent is it to repair the non-functioning windshield wipers on a 2019 Mercedes-Benz GLS63 AMG?

When it comes to the urgency of repairing non-functioning windshield wipers on your 2019 Mercedes-Benz GLS63 AMG, the implications are significant. First and foremost, safety is paramount; impaired visibility during rain or snow can lead to dangerous driving conditions, increasing the likelihood of accidents. Additionally, many jurisdictions have laws requiring functional windshield wipers, and neglecting this issue could result in fines or penalties. Beyond legal concerns, continuing to operate a vehicle with faulty wipers can cause further damage to the windshield, as debris may scratch or chip the glass, leading to costly repairs. Lastly, having reliable windshield wipers enhances your overall driving experience, providing peace of mind and comfort on the road. Therefore, addressing this issue without delay is essential for your safety, compliance with regulations, and the longevity of your vehicle.

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