2017 Mercedes-Benz GLE350 Cruise Control Isn't Working

Common Causes of Cruise Control Malfunctions in Your 2017 Mercedes-Benz GLE350 and How to Fix Them

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Reviewed by
Aisha
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 2017 Mercedes-Benz GLE350 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 2017 Mercedes-Benz GLE350 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 are the initial steps to diagnose the non-functioning cruise control in a 2017 Mercedes-Benz GLE350?

When faced with a non-functioning cruise control in your 2017 Mercedes-Benz GLE350, it's crucial to adopt a systematic diagnostic approach. Begin by checking the cruise control fuse, as a blown fuse is often the simplest and quickest fix. Next, inspect the cruise control buttons on the steering wheel for any signs of sticking or malfunction, which could easily disrupt functionality. Following this, verify the speed sensors, as they play a vital role in the cruise control system; if they are not operating correctly, the system may fail to engage. Utilizing a diagnostic scanner to check for error codes can provide valuable insights into any underlying issues that may not be immediately visible. Additionally, ensure that the brake and clutch switches are functioning properly, as these components are designed to disengage the cruise control when the pedals are pressed. Lastly, inspect the wiring connections associated with the cruise control system for any loose or damaged wires that could be causing the problem. By methodically working through these steps, you can effectively diagnose and address the issue with your cruise control system.

What are the common problems that could cause the cruise control to stop working in a 2017 Mercedes-Benz GLE350?

When troubleshooting the cruise control system in a 2017 Mercedes-Benz GLE350, it's essential to understand the common problems that may lead to its malfunction. One prevalent issue is a faulty speed sensor, which can disrupt the system's ability to accurately gauge the vehicle's speed, preventing the cruise control from engaging or maintaining the desired speed. Additionally, problems with the brake light switch can cause the cruise control to disengage unexpectedly, particularly when the brake pedal is pressed, creating a frustrating driving experience. Another potential culprit is a malfunctioning throttle actuator, which can hinder communication between the cruise control system and the engine, resulting in operational failures. Furthermore, a defective cruise control module may prevent the system from receiving the necessary signals to function correctly. Lastly, electrical problems such as wiring issues or blown fuses can also interfere with the cruise control's performance. By identifying and addressing these common issues, DIY enthusiasts can effectively restore the cruise control functionality in their vehicle.

How urgent is it to address the non-functioning cruise control in my 2017 Mercedes-Benz GLE350?

Addressing the non-functioning cruise control in your 2017 Mercedes-Benz GLE350 is an urgent matter that should not be overlooked. The safety implications are significant; a malfunctioning cruise control system can lead to erratic speed changes, increasing the risk of accidents, especially during long highway drives where maintaining a steady speed is crucial. Additionally, the comfort and convenience that cruise control provides are essential for reducing driver fatigue on extended trips. Ignoring this issue may also indicate deeper electronic problems within your vehicle, which could escalate into more severe and costly repairs if left unaddressed. Furthermore, a fully operational cruise control system contributes positively to your vehicle's resale value, as potential buyers are likely to be deterred by any known malfunctions. Therefore, it is imperative to prioritize the repair of your cruise control system to ensure your safety, enhance your driving experience, and protect your investment in the long run.

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2017 Mercedes-Benz GLE350 Cruise Control Issues & Solutions