2023 Mercedes-Benz GLA250 Cruise Control Isn't Working

Fixing Cruise Control Issues in the 2023 Mercedes-Benz GLA250

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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 2023 Mercedes-Benz GLA250 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 GLA250 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.

A faulty cruise control module will simply result in deactivation of cruise control settings. This is because a detected error in the cruise control system could lead to hazardous driving conditions, so the module will be disabled, and the cruise control system warning light will be displayed. This will be a different message depending on make and model, and a warning light or message may be displayed on the driver instrument cluster.

What steps should I take to diagnose the cruise control issue in my 2023 Mercedes-Benz GLA250?

When diagnosing a cruise control issue in your 2023 Mercedes-Benz GLA250, it's essential to adopt a systematic approach that begins with the simplest solutions before progressing to more complex diagnostics. Start by checking the cruise control fuse, as a blown or damaged fuse can easily disrupt the system's functionality. Next, inspect the cruise control buttons on your steering wheel to ensure they are not stuck or damaged, as this can prevent proper engagement. Utilizing an OBD-II scanner to scan for error codes can provide critical insights into any underlying issues affecting the cruise control system. Additionally, examine the speed sensors, as faulty sensors can lead to erratic cruise control behavior. It's also important to check all wiring connections related to the cruise control system for security and signs of corrosion. If these preliminary checks do not resolve the issue, testing the cruise control module itself may be necessary, as a malfunctioning module can be the root cause of the problem. Should you find yourself unable to diagnose the issue after these steps, seeking assistance from a qualified mechanic or a Mercedes-Benz dealership is advisable to ensure a thorough and accurate resolution. By following 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 2023 Mercedes-Benz GLA250?

When dealing with cruise control issues in a 2023 Mercedes-Benz GLA250, it's essential to understand the common problems that may arise. One frequent culprit is a faulty speed sensor, which can disrupt the system's ability to maintain the desired speed. Additionally, a malfunctioning brake light switch can lead to unexpected disengagement of the cruise control when the brake pedal is pressed, creating a frustrating driving experience. Another potential issue is with the throttle actuator, which may hinder communication between the cruise control system and the engine, resulting in operational difficulties. Furthermore, a defective cruise control module can prevent the system from engaging or maintaining speed altogether. Lastly, electrical problems, including faulty wiring or blown fuses, can also significantly impact the cruise control's functionality. By identifying and addressing these common issues, you can effectively troubleshoot and restore the cruise control system in your GLA250, ensuring a smoother and more enjoyable driving experience.

How urgent is it to address the malfunctioning cruise control in my 2023 Mercedes-Benz GLA250?

When it comes to your 2023 Mercedes-Benz GLA250, the urgency of addressing a malfunctioning cruise control system cannot be overstated. A malfunction in this feature can lead to unpredictable vehicle behavior, such as sudden acceleration or deceleration, which poses a significant safety risk not only to you but also to other road users. Moreover, timely repairs are essential to ensure that your cruise control operates as intended, enhancing your driving comfort and convenience. Neglecting this issue may also result in increased fuel consumption due to erratic speed control, further impacting your vehicle's efficiency. Additionally, delaying repairs can lead to further wear and tear on other components, potentially escalating repair costs in the future. Therefore, it is crucial to prioritize the resolution of any cruise control malfunctions to maintain both safety and the overall performance of your vehicle.

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2023 Mercedes-Benz GLA250 Cruise Control Issues & Repairs