2021 Cadillac Escalade Cruise Control Isn't Working

Fixing Cruise Control Issues in the 2021 Cadillac Escalade

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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 2021 Cadillac Escalade 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 2021 Cadillac Escalade 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 steps should I take to diagnose the non-functioning cruise control in my 2021 Cadillac Escalade?

To effectively diagnose the non-functioning cruise control in your 2021 Cadillac Escalade, begin with the simplest checks to avoid unnecessary complications. Start by inspecting the cruise control fuse located in the fuse box, as a blown fuse is a common and easily fixable issue. Next, examine the cruise control buttons on your steering wheel for any signs of damage or sticking, as these can prevent the system from engaging. If these initial checks do not resolve the problem, proceed to verify the functionality of the speed sensors, which are crucial for the cruise control to operate correctly. Additionally, inspect the wiring connections associated with the cruise control system for any loose or damaged wires that could disrupt the signal. If the issue persists, using a diagnostic scanner to check for error codes can provide valuable insights into any underlying problems. Should you find yourself unable to pinpoint the issue after these steps, consulting a qualified mechanic or dealership experienced with Cadillac vehicles is advisable for a thorough diagnosis and repair. By following this structured approach, you can efficiently identify and address the cause of your cruise control malfunction.

What are the common problems that could cause the cruise control to stop working in a 2021 Cadillac Escalade?

When the cruise control in your 2021 Cadillac Escalade 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 faulty speed sensors, which are crucial for the system to maintain the desired speed; if these sensors are malfunctioning, the cruise control may not engage properly. Another frequent issue is related to the brake light switch; if this switch is defective, it can mistakenly signal that the brake is engaged, thereby disabling the cruise control. Additionally, a blown fuse can disrupt the electrical flow to the cruise control system, leading to its failure. Throttle control malfunctions can also hinder the system's ability to maintain speed, as they directly affect how the vehicle responds to acceleration commands. Lastly, problems with the Electronic Control Module (ECM) can result in broader system failures, including the cruise control. By identifying these potential issues, you can take the necessary steps to troubleshoot and restore functionality to your vehicle's cruise control system.

How urgent is it to address the malfunctioning cruise control in a 2021 Cadillac Escalade?

Addressing a malfunctioning cruise control system in a 2021 Cadillac Escalade is of utmost importance due to the significant safety risks it poses. A malfunction can lead to unexpected acceleration or deceleration, which can result in dangerous driving situations and increase the likelihood of accidents. Furthermore, neglecting this issue can adversely affect your overall driving experience, making it inconvenient and stressful to operate the vehicle. Additionally, a faulty cruise control system may lead to inconsistent speed control, which can cause increased fuel consumption and higher operating costs. By addressing the malfunction promptly, you not only enhance your safety on the road but also prevent the potential for more extensive repairs and associated costs down the line. Therefore, it is crucial to take immediate action to ensure the reliability and performance of your vehicle.

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2021 Cadillac Escalade Cruise Control Issues & Repair Costs