2022 Mercedes-Benz GLC43 AMG Cruise Control Isn't Working

Fixing Cruise Control Malfunctions in 2022 Mercedes-Benz GLC43 AMG

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Reviewed by
Andrew Hajjar
Written by RepairPal Car Genius
Updated January 14, 2025
0%
30% chance it's the
Sensor
0%
25% chance it's the
Control Module
0%
25% chance it's the
Throttle
0%
20% chance it's
Something else
The most common reasons a 2022 Mercedes-Benz GLC43 AMG cruise control isn't working are failed control module, sensor or switch issues, or throttle actuation problems.
  • Sensor: A faulty or malfunctioning sensor can lead to incorrect readings, causing issues with engine performance or other systems relying on accurate data.
  • Control Module: A faulty control module can lead to erratic vehicle behavior or failure of various electronic systems due to improper signal processing.
  • Throttle: A faulty throttle body or a defective accelerator pedal position sensor may be causing inconsistent throttle response.
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 2022 Mercedes-Benz GLC43 AMG cruise control isn'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.

In the event that a wheel speed sensor fails, the ABS, traction control system (TCS) and manufacturer specific stability control system lights will illuminate, informing the driver that the systems are disabled. The vehicle will be more prone to tire slip, and normal driving patterns may need to be adjusted to correct for the loss of computer control. On older vehicle's, the speedometer can be affected, causing illumination of the check engine light as well.

What steps should I take to diagnose the cruise control issue in my 2022 Mercedes-Benz GLC43 AMG?

When diagnosing a cruise control issue in your 2022 Mercedes-Benz GLC43 AMG, it's crucial to follow a methodical approach that prioritizes simpler checks before delving into more complex diagnostics. Begin by inspecting the cruise control fuse, as a blown fuse can easily disrupt the system's functionality. Next, examine the cruise control buttons on your steering wheel for any signs of wear or damage that could affect their operation. Utilizing an OBD-II scanner to retrieve error codes is an essential step, as these codes can provide insights into specific malfunctions within the cruise control system. Additionally, verify the proper functioning of the speed sensors, which are integral to the system's performance. Pay close attention to the wiring connections; any loose or damaged wires can lead to significant issues. Finally, test the cruise control module to ensure it is sending and receiving signals correctly. If these initial steps do not resolve the problem, it may be necessary to consult a professional mechanic or an authorized Mercedes-Benz service center for a comprehensive diagnosis and repair. By adhering to this structured diagnostic approach, you can effectively identify and address the cruise control issue in your vehicle.

What are the common problems that could cause the cruise control to stop working in a 2022 Mercedes-Benz GLC43 AMG?

When the cruise control in your 2022 Mercedes-Benz GLC43 AMG ceases to function, it can be frustrating, especially if you're keen on troubleshooting the issue yourself. One of the first areas to check is the cruise control switch; if the buttons are unresponsive, they may need replacement. Additionally, electrical problems such as blown fuses or a faulty cruise control module can disrupt the system's operation, so inspecting the vehicle's fuse box is a wise step. The vehicle speed sensor is another critical component; if it malfunctions, the cruise control may struggle to maintain speed. Furthermore, the brake pedal switch plays a vital role in the system's functionality; if this switch is defective, it can prevent the cruise control from engaging when the brakes are applied. Lastly, issues with the throttle control system can also interfere with cruise control operations. While some of these problems can be diagnosed and potentially fixed at home, it is advisable to consult a qualified technician for a thorough inspection to ensure your cruise control system operates safely and effectively.

How urgent is it to address the malfunctioning cruise control in a 2022 Mercedes-Benz GLC43 AMG?

When it comes to a malfunctioning cruise control in a 2022 Mercedes-Benz GLC43 AMG, the urgency of addressing the issue cannot be overstated. A faulty cruise control system can compromise your ability to maintain a steady speed, which not only affects your driving comfort but also poses significant safety risks on the road. If left unchecked, these issues may signal deeper electronic malfunctions or sensor failures that could impact other critical vehicle functions. Moreover, neglecting cruise control problems can lead to decreased fuel efficiency, ultimately affecting your overall driving experience and increasing operational costs. By addressing the malfunction promptly, you not only enhance your vehicle's performance but also prevent potential further damage that could result in more expensive repairs down the line. For those considering a DIY approach, it is crucial to recognize these risks and prioritize a thorough diagnosis and timely repair to ensure the safe and efficient operation of your vehicle.

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2022 Mercedes-Benz GLC43 AMG Cruise Control Issues & Repairs