2023 Mercedes-Benz GLE450 Cruise Control Isn't Working

Common Causes of Cruise Control Malfunctions in Your 2023 Mercedes-Benz GLE450 and How to Fix Them

Find Repair Location
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 2023 Mercedes-Benz GLE450 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 2023 Mercedes-Benz GLE450 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 2023 Mercedes-Benz GLE450?

To effectively diagnose the cruise control issue in your 2023 Mercedes-Benz GLE450, start with a systematic 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 functionality. Next, examine the cruise control buttons on the steering wheel to ensure they are operational, since faulty buttons can lead to engagement problems. If these initial checks do not reveal the issue, utilize a diagnostic scanner to identify any error codes from the vehicle's onboard computer, which can provide insights into specific malfunctions. Following this, assess the speed sensors, as they play a crucial role in maintaining your vehicle's speed; any faults here can directly affect cruise control performance. Additionally, inspect the wiring and connections associated with the cruise control system for signs of damage or corrosion, as compromised wiring can lead to malfunctions. If all else fails, test the cruise control module itself to confirm its functionality. Should you still be unable to pinpoint the problem, it may be wise to consult a professional mechanic or an authorized Mercedes-Benz service center for a comprehensive evaluation and repair. By following this structured diagnostic approach, you can efficiently identify and address the cruise control issue in your vehicle.

What are the common problems that could cause the cruise control to malfunction in a 2023 Mercedes-Benz GLE450?

When dealing with cruise control malfunctions in a 2023 Mercedes-Benz GLE450, it's essential to understand the various common problems that may arise. One prevalent issue is sensor malfunction, where the sensors responsible for monitoring speed and distance may fail, leading to erratic cruise control behavior. Additionally, electrical faults, such as damaged wiring or loose connectors, can disrupt the system's functionality, making it crucial to inspect these components for any signs of wear or damage. Software glitches can also play a role, as bugs in the cruise control software may cause unexpected behavior; updating the vehicle's software can often resolve these issues. Furthermore, vacuum leaks can hinder the system's ability to maintain speed, so checking for any leaks in the vacuum lines is advisable. Lastly, a faulty brake light switch can prevent the cruise control from engaging or disengaging correctly, which is another area to investigate. By understanding these common problems, DIY enthusiasts can take proactive steps to troubleshoot and maintain the cruise control system effectively.

How urgent is it to address the malfunctioning cruise control in my 2023 Mercedes-Benz GLE450?

When it comes to the malfunctioning cruise control in your 2023 Mercedes-Benz GLE450, the urgency of addressing the issue cannot be overstated. A malfunctioning system can lead to unexpected acceleration or deceleration, creating significant safety hazards on the road. This unpredictability not only compromises your safety but also that of other drivers. Furthermore, cruise control is designed to enhance your driving experience, particularly during long trips or highway driving, by allowing you to maintain a consistent speed. If this system is not functioning properly, it can detract from your comfort and enjoyment behind the wheel. Additionally, neglecting these symptoms can lead to increased fuel consumption, as inefficient speed control often results in higher costs over time. Most importantly, addressing the malfunction promptly can prevent further damage to your vehicle's systems, potentially saving you from more extensive and costly repairs in the future. Therefore, it is crucial to take action as soon as you notice any issues with your cruise control to ensure your safety, enhance your driving experience, and maintain the overall performance of your vehicle.

You’ve got options with RepairPal

Whether you need a more accurate auto repair estimate or help finding a reputable shop in your area, we’ve got you covered.