2010 Cadillac Escalade EXT Cruise Control Isn't Working

Fixing Cruise Control Issues in Your 2010 Cadillac Escalade EXT

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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 2010 Cadillac Escalade EXT 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 2010 Cadillac Escalade EXT 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-functional cruise control in a 2010 Cadillac Escalade EXT?

When faced with a non-functional cruise control in your 2010 Cadillac Escalade EXT, it's essential to adopt a systematic diagnostic approach. Start by checking the cruise control fuse, as a blown fuse can often be the simplest explanation for the malfunction. Next, test the cruise control button on your steering wheel; if it lights up or changes color when pressed, it indicates that the button is operational. Utilizing a diagnostic tool to scan for error codes can provide valuable insights into any underlying issues affecting the cruise control system. Additionally, inspect the system's components, including the throttle actuator and speed sensors, for any visible damage or loose connections that may hinder performance. Finally, consulting your vehicle's owner's manual can offer specific troubleshooting guidance tailored to your model. By following these steps, you can effectively narrow down the potential causes of the cruise control issue and take the necessary actions to resolve it.

What are the common problems that could cause the cruise control to stop working in a 2010 Cadillac Escalade EXT?

When the cruise control in a 2010 Cadillac Escalade EXT ceases to function, it can be frustrating, but understanding the common problems can help you diagnose the issue effectively. One of the primary culprits is often a failed control module, which is responsible for managing the cruise control system. Additionally, sensor or switch malfunctions can disrupt the system's operation, leading to a lack of engagement. Another frequent issue is a defective brake pedal switch; if this switch fails, it may signal that the brakes are engaged, preventing the cruise control from activating. Throttle actuation problems can also hinder cruise control functionality, as the system relies on proper throttle response to maintain speed. Furthermore, issues with the vacuum actuator can prevent the cruise control from working correctly, as this component is essential for maintaining the desired speed. Lastly, if you experience intermittent disengagement, it may be worth checking the rear brake controller, as it can also affect cruise control performance. For a quick fix, some users have found that tapping the brake pedal can reset the system temporarily. By identifying these common issues, you can take the first steps toward troubleshooting and potentially resolving the cruise control problems in your Cadillac Escalade EXT.

How urgent is it to address the non-functioning cruise control in a 2010 Cadillac Escalade EXT?

Addressing the non-functioning cruise control in your 2010 Cadillac Escalade EXT should not be overlooked, as it can significantly impact both your driving experience and vehicle safety. While it may seem like a minor inconvenience, the inability to maintain a constant speed can lead to increased driver fatigue, particularly on long journeys where cruise control is designed to enhance comfort. Moreover, a malfunctioning cruise control system could be a symptom of deeper mechanical issues that might affect other critical systems in your vehicle, potentially leading to more severe problems down the line. Ignoring this issue not only risks your comfort but could also compromise your safety on the road, especially in situations where maintaining speed is crucial. Therefore, it is advisable to address the non-functioning cruise control promptly to ensure a smooth, safe, and enjoyable driving experience.

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