2019 Chevrolet Express 3500 Cruise Control Isn't Working

Fixing Cruise Control Issues in 2019 Chevrolet Express 3500

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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 2019 Chevrolet Express 3500 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 2019 Chevrolet Express 3500 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 steps to diagnose the cruise control issue in a 2019 Chevrolet Express 3500?

When diagnosing a cruise control issue in a 2019 Chevrolet Express 3500, it's crucial to follow a methodical diagnostic approach that prioritizes simpler checks before delving into more complex solutions. Begin by inspecting the cruise control fuse, as a blown fuse can often be the simplest explanation for malfunction. Next, assess the functionality of the cruise control buttons on the steering wheel, ensuring they are not stuck or damaged, as this can hinder system engagement. Utilizing an OBD-II scanner to check for error codes can reveal hidden issues that may not be immediately apparent. It's also vital to examine the vehicle's speed sensors, as they play a key role in the cruise control system's operation. Additionally, inspect the wiring connections for any signs of wear or looseness that could disrupt functionality. Finally, testing the cruise control module will help confirm whether it is sending the correct signals. If these steps do not yield results, seeking assistance from a professional mechanic with Chevrolet expertise is advisable for a comprehensive diagnosis and repair. By adhering to this structured approach, you can effectively troubleshoot and resolve cruise control issues in your vehicle.

What are the common problems that could cause the cruise control to stop working in a 2019 Chevrolet Express 3500?

When dealing with cruise control issues in a 2019 Chevrolet Express 3500, it's essential to understand the common problems that may arise. One frequent culprit is a faulty cruise control switch, which can hinder the system's ability to engage or disengage properly. Additionally, a blown fuse can disrupt the cruise control functionality, making it crucial to check the fuse box for any damaged fuses. Another potential issue lies with the speed sensor; if this component is malfunctioning, it can prevent the cruise control from maintaining the desired speed. The brake light switch is also a critical element, as a failure here can cause the cruise control to disengage unexpectedly when the brakes are applied. Lastly, problems with the throttle actuator control module can lead to further complications in cruise control operation. By systematically examining these components, DIYers can effectively troubleshoot and potentially resolve cruise control issues in their Chevrolet Express 3500.

How urgent is it to address the malfunctioning cruise control in a 2019 Chevrolet Express 3500?

When it comes to the malfunctioning cruise control in a 2019 Chevrolet Express 3500, urgency is paramount. A faulty cruise control system can lead to unpredictable vehicle behavior, such as sudden acceleration or deceleration, which significantly increases the risk of accidents on the road. This unpredictability not only endangers the driver and passengers but also poses a threat to other road users. Moreover, delaying repairs can exacerbate the problem, potentially leading to more severe damage to the vehicle's components, which could result in costly repairs down the line. Additionally, a malfunctioning cruise control detracts from the overall driving experience, making long trips less enjoyable and more stressful. Therefore, it is crucial to address any issues with the cruise control system as soon as they arise to ensure safety, maintain vehicle performance, and enhance the overall driving experience.

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