2008 Chevrolet Equinox Cruise Control Isn't Working

Common Causes of Cruise Control Malfunctions in Your 2008 Chevrolet Equinox 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 2008 Chevrolet Equinox 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 2008 Chevrolet Equinox 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.

What are the steps to diagnose the cruise control issue in a 2008 Chevrolet Equinox?

To effectively diagnose a cruise control issue in your 2008 Chevrolet Equinox, start with a systematic approach that prioritizes simpler checks before delving into more complex diagnostics. Begin by inspecting the fuses associated with the cruise control system, as a blown fuse can easily disrupt its functionality. Next, evaluate the condition of the brake pedal and throttle body, since any malfunction in these components can directly affect cruise control operation. If the check engine light is illuminated, this could indicate a deeper issue; using an OBD2 scan tool will allow you to identify any error codes that may be contributing to the problem. By understanding these potential causes, you can streamline your troubleshooting process, making it easier to restore your vehicle's cruise control for a smoother driving experience.

What are the common problems that could cause the cruise control to stop working in a 2008 Chevrolet Equinox?

When the cruise control in a 2008 Chevrolet Equinox ceases to function, it can be frustrating, but understanding the common problems can help you troubleshoot effectively. One of the primary culprits is a faulty brake light switch, which is crucial for the cruise control system as it disengages the system when the brake pedal is pressed. If this switch is malfunctioning, it may prevent the cruise control from engaging at all. Another potential issue is a defective speed sensor; this component is essential for the cruise control to maintain a steady speed, and any disruption can lead to erratic behavior or complete failure. Additionally, a blown fuse in the cruise control circuit can interrupt power to the system, rendering it inoperative. It's also important to check for vacuum leaks in the engine, as these can significantly impact the performance of the cruise control system. Lastly, a malfunctioning cruise control module itself may be the reason for the system's failure, as it is responsible for processing the signals that control the cruise function. By examining these common issues, you can take the first steps toward diagnosing and potentially fixing the cruise control problem in your Equinox.

How urgent is it to address the non-functioning cruise control in a 2008 Chevrolet Equinox?

Addressing a non-functioning cruise control in a 2008 Chevrolet Equinox is important, even if it may not seem urgent at first glance. While the immediate safety risks may not be as severe as those associated with critical systems like brakes, neglecting this issue can lead to more significant problems down the line. A malfunctioning cruise control could indicate underlying electronic or mechanical issues that might affect other vehicle systems, potentially compromising safety features. Additionally, without cruise control, drivers may experience increased fatigue during long trips and higher fuel consumption, which can be both inconvenient and costly. For DIY enthusiasts, it’s advisable to conduct a thorough inspection of the cruise control system, checking for common issues such as blown fuses, faulty switches, or issues with the throttle body. By addressing these problems promptly, you can ensure the vehicle remains safe and efficient, preventing further damage and enhancing your driving experience.

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