2017 GMC Yukon Cruise Control Isn't Working

Common Causes of Cruise Control Malfunctions in Your 2017 GMC Yukon and How to Fix Them

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Reviewed by
Bo Fader
Written by RepairPal Car Genius
Updated January 14, 2025
0%
30% chance it's the
Sensor
0%
25% chance it's the
Control Module
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25% chance it's the
Throttle
0%
20% chance it's
Something else
The most common reasons a 2017 GMC Yukon 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 GMC Yukon 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.

When the vehicle speed sensor fails or the wiring harness prevents signal transmission, the speedometer is the first thing that will stop functioning properly. This can be an intermittent issue where the speedometer only works occasionally, the speedometer may cease all function, or the speedometer may read erratically or incorrectly. Also, the traction control and anti lock brake warning lights specific to each vehicle may be illuminated, depending on the design of those systems. You may notice the vehicle hesitate to accelerate, cruise control will not function properly, and the vehicle may not shift properly through all of the gears.

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.

The cruise control switch can cause complete failure of the cruise control feature, but in a lucky scenario only partial functionality will be lost. This means that the cruise control may come on, but that it will not increase in speed automatically, or the cancel button does not work leading the driver to cancel cruise control with the foot brake. In some vehicles, the cruise control light may illuminate, or a warning message may be displayed due to lack of functionality.

What are the initial diagnostic steps to troubleshoot the non-functioning cruise control in a 2017 GMC Yukon?

When troubleshooting the non-functioning cruise control in your 2017 GMC Yukon, start with the simplest checks to avoid unnecessary complications. Begin by inspecting the cruise control fuse; a blown fuse is often the culprit behind electrical issues and can be easily replaced. Next, examine the cruise control switch located on the steering wheel for any signs of damage or malfunction, as this component directly controls the system. Following that, verify the functionality of the vehicle speed sensor, which is essential for the cruise control to operate correctly. If these initial checks do not resolve the issue, use a diagnostic scanner to check for any error codes that may indicate deeper problems within the system. Lastly, ensure that the brake light switch is functioning properly, as a malfunction here can cause the cruise control to disengage unexpectedly. By systematically addressing these areas, you can effectively diagnose and potentially resolve the cruise control issue in your Yukon.

What are the common problems that could cause the cruise control to stop working in a 2017 GMC Yukon?

When troubleshooting cruise control issues in a 2017 GMC Yukon, it's essential to consider several common problems that may be at play. One of the primary culprits is a faulty brake pedal switch, which is crucial for disengaging the cruise control when the brake is applied. If this switch malfunctions, it can prevent the system from engaging properly. Additionally, issues with the speed sensor can disrupt the cruise control's ability to maintain a constant speed, leading to failure. Another potential problem is a blown fuse within the vehicle's electrical system, which can interrupt the cruise control function entirely. Furthermore, the throttle actuator control module plays a significant role in cruise control operation; any issues here can also result in failure. Lastly, vacuum leaks in the engine can affect the cruise control system's performance. For those looking to DIY, it's advisable to check these components systematically to identify and resolve the issue effectively.

How urgent is it to address the non-functioning cruise control in my 2017 GMC Yukon?

When it comes to the non-functioning cruise control in your 2017 GMC Yukon, understanding the urgency of the situation is crucial for both safety and vehicle performance. While it may not seem like an immediate emergency, neglecting this issue can lead to more significant problems down the line. A malfunctioning cruise control system can be a symptom of underlying electronic or sensor issues, which may affect other critical systems in your vehicle. This could potentially compromise your safety and lead to costly repairs if left unaddressed. Additionally, without cruise control, you may find yourself frequently adjusting your speed, which can increase fuel consumption and lead to higher costs over time. Therefore, it is advisable to investigate the problem sooner rather than later. By doing so, you not only enhance your driving comfort and safety but also maintain the overall health of your vehicle, making it a wise decision for any DIY enthusiast looking to keep their Yukon in top shape.

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