2023 Chevrolet Blazer Cruise Control Isn't Working

Fixing Cruise Control Issues in the 2023 Chevrolet Blazer

Find Repair Location
Reviewed by
Aisha
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 Chevrolet Blazer 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 Chevrolet Blazer 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 take when the cruise control isn't working on a 2023 Chevrolet Blazer?

When your cruise control isn't functioning on a 2023 Chevrolet Blazer, it's important to approach the diagnosis methodically. Begin by checking the fuse associated with the cruise control system, as a blown fuse can easily disrupt its operation. Next, inspect the cruise control switch to ensure it is working properly; a faulty switch is a common culprit for cruise control failures. Following this, verify the speed sensors, as any malfunction here can directly impact the cruise control's ability to maintain speed. Additionally, examine the wiring connections for any signs of looseness or damage, as these can lead to connectivity issues. Finally, consider using a diagnostic scanner to check for error codes that may provide insight into specific problems affecting the cruise control system. By systematically addressing these areas, you can effectively troubleshoot and potentially resolve the cruise control issue on your Blazer.

What are the common problems that could cause the cruise control to stop working in a 2023 Chevrolet Blazer?

When dealing with a malfunctioning cruise control system in a 2023 Chevrolet Blazer, it's important to understand the common problems that could be at play. One frequent issue is a faulty cruise control switch, which can hinder the system's ability to engage or disengage properly. Additionally, a blown fuse may disrupt the power supply, rendering the cruise control inoperable. Speed sensor issues can also arise, leading to inaccurate speed readings that affect the system's performance. Another potential culprit is vacuum leaks within the cruise control system, which can significantly impair its functionality. Furthermore, a malfunctioning brake light switch can prevent the cruise control from engaging, as it is designed to deactivate when the brakes are applied. Lastly, problems with the throttle cable or linkage can interfere with the system's ability to adjust the vehicle's speed effectively. Identifying and addressing these issues promptly is crucial for restoring the cruise control's functionality, and consulting a qualified mechanic is recommended for accurate diagnosis and repair.

How urgent is it to address the malfunctioning cruise control in my 2023 Chevrolet Blazer?

When it comes to your 2023 Chevrolet Blazer, addressing a malfunctioning cruise control system is not just a matter of convenience; it is a critical safety concern. A malfunction can lead to unexpected acceleration or deceleration, creating hazardous driving conditions that could endanger you and others on the road. Moreover, neglecting this issue can compromise your overall driving experience, making it less enjoyable and more stressful. Additionally, a faulty cruise control system may lead to inconsistent speed management, which can inadvertently increase fuel consumption, costing you more at the pump. By addressing the malfunction promptly, you not only enhance your safety but also prevent further damage to your vehicle's systems, ultimately saving on potentially costly repairs in the future. Therefore, it is essential to prioritize the resolution of cruise control issues to ensure a safe and efficient driving experience.

You’ve got options with RepairPal

Whether you need a more accurate auto repair estimate or help finding a reputable shop in your area, we’ve got you covered.