2016 Jeep Grand Cherokee Cruise Control Isn't Working

Common Causes of Cruise Control Malfunctions in Your 2016 Jeep Grand Cherokee 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
0%
25% chance it's the
Throttle
0%
20% chance it's
Something else
The most common reasons a 2016 Jeep Grand Cherokee 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 2016 Jeep Grand Cherokee 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.

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 2016 Jeep Grand Cherokee?

When troubleshooting the non-functioning cruise control in your 2016 Jeep Grand Cherokee, it's essential to adopt a systematic diagnostic approach. Begin by checking the cruise control fuse located in the fuse box, as a blown fuse is a common and easily fixable issue. Next, inspect the cruise control buttons on the steering wheel for any signs of damage or sticking, as these can prevent the system from engaging. Following this, verify the functionality of the vehicle's speed sensors, since faulty sensors can disrupt the cruise control operation. It's also crucial to ensure that your brake lights are working correctly; a malfunctioning brake light switch can inadvertently disable the cruise control. If these initial checks do not resolve the issue, use a diagnostic scanner to look for any error codes that may indicate specific problems within the cruise control system. Additionally, inspect the wiring and connections associated with the cruise control for any damage or corrosion, as these can lead to malfunctions. Finally, if all else fails, test the cruise control module itself, as a faulty module may be the root cause of the problem. By following these steps, you can effectively diagnose and potentially resolve the cruise control issue in your Jeep, saving time and money on professional repairs.

What are the common problems that could cause the cruise control to stop working in a 2016 Jeep Grand Cherokee?

When troubleshooting cruise control issues in a 2016 Jeep Grand Cherokee, it's essential to understand the common problems that may be at play. One frequent culprit is a faulty brake light switch, which can prevent the cruise control from engaging since the system is designed to deactivate when the brakes are applied. Additionally, issues with the speed sensor can disrupt the vehicle's ability to maintain a constant speed, leading to cruise control failure. A blown fuse in the cruise control system is another simple yet often overlooked problem that can halt its operation; checking and replacing the fuse may quickly resolve the issue. Furthermore, a malfunction in the throttle control system, particularly with the throttle position sensor, can hinder the cruise control's performance. Lastly, problems with the Electronic Control Module (ECM), which oversees various vehicle functions, including cruise control, can also lead to system failure. By systematically addressing these potential issues, you can effectively troubleshoot and restore the cruise control functionality in your Jeep Grand Cherokee.

How urgent is it to address the non-functioning cruise control in a 2016 Jeep Grand Cherokee?

When it comes to a non-functioning cruise control in your 2016 Jeep Grand Cherokee, addressing the issue should be a priority. While it may seem like a minor inconvenience, the malfunction could signal deeper problems within the vehicle's electronic systems or engine control unit, which, if left unchecked, could lead to more significant and costly repairs. Moreover, a malfunctioning cruise control can compromise your driving experience, increasing fatigue on long trips and potentially affecting fuel efficiency. By taking prompt action, you not only enhance your vehicle's performance but also mitigate the risk of further damage, ensuring that your Jeep remains safe and reliable on the road. Therefore, it is crucial to diagnose and resolve any cruise control issues as soon as they arise to maintain the overall functionality and safety of your vehicle.

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