2019 Mercedes-Benz GLC43 AMG Windshield Wipers Aren't Working

Fix Windshield Wiper Issues on 2019 Mercedes-Benz GLC43 AMG

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Reviewed by
Andrew Hajjar
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 GLC43 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 GLC43 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 GLC43 AMG?

To effectively diagnose the non-functioning windshield wipers on your 2019 Mercedes-Benz GLC43 AMG, begin with a systematic approach that prioritizes simpler checks before delving into more complex components. Start by inspecting the fuse associated with the wipers, as a blown fuse is a common and easily rectifiable issue. If the fuse is intact, proceed to examine the wiper motor for any signs of malfunction, as a faulty motor can directly impede wiper operation. Next, assess the wiper linkage, which connects the motor to the wiper arms; any damage or disconnection here can disrupt functionality. Following this, test the wiper switch to ensure it is operating correctly, as a defective switch can prevent the wipers from engaging. Finally, don’t overlook the wiper blades themselves; worn or damaged blades may simply need replacement. By following this diagnostic approach, you can efficiently identify and address the root cause of your windshield wiper issues.

What are the common causes for windshield wipers not working on a 2019 Mercedes-Benz GLC43 AMG?

When dealing with non-functioning windshield wipers on a 2019 Mercedes-Benz GLC43 AMG, it's crucial 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 the operation of the wipers. If the fuse is intact, the next step is to inspect the wiper motor itself, as a malfunctioning motor can prevent the wipers from moving altogether. Additionally, worn or damaged wiper blades may not effectively clear the windshield, leading to the perception that the wipers are not working. It's also important to examine the linkage connecting the wiper motor to the wiper arms, as any breaks or damage here can hinder movement. Lastly, consider potential electrical issues, such as faulty wiring or a defective switch, which can also contribute to wiper failure. By systematically checking these components, DIYers can effectively diagnose and address the issue, ensuring their windshield wipers function properly once again.

How urgent is it to repair the non-functioning windshield wipers on a 2019 Mercedes-Benz GLC43 AMG?

When it comes to the urgency of repairing non-functioning windshield wipers on a 2019 Mercedes-Benz GLC43 AMG, the stakes are high. Windshield wipers are not just a convenience; they are a vital safety feature that ensures clear visibility during adverse weather conditions. If your wipers are malfunctioning, driving becomes hazardous, as reduced visibility can lead to accidents or collisions. Moreover, postponing repairs can exacerbate the problem, potentially causing further damage to the wiper system, which could result in more expensive repairs down the line. For DIY enthusiasts, addressing this issue promptly is essential not only for your safety but also for the longevity of your vehicle. By taking action now, you can ensure a safer driving experience and avoid the complications that come with neglecting such a critical component of your car.

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2019 Mercedes-Benz GLC43 AMG Windshield Wiper Issues