2023 Ram 3500 Cruise Control Isn't Working

Fixing Cruise Control Issues in the 2023 Ram 3500

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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 Ram 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 2023 Ram 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 initial diagnostic steps to troubleshoot the non-functioning cruise control in a 2023 Ram 3500?

When faced with a non-functioning cruise control in your 2023 Ram 3500, it's crucial to adopt a systematic diagnostic approach. Begin by checking the cruise control fuse, as a blown fuse is often the simplest issue to resolve. Next, ensure that the cruise control settings on your dashboard or steering wheel are correctly configured, as incorrect settings can easily lead to functionality problems. If these initial checks do not reveal the issue, utilize a diagnostic scanner to look for any error codes that may indicate underlying problems within the cruise control system. Additionally, inspect the cruise control switch on the steering wheel to confirm it is operational and making proper connections when engaged. It's also important to test the brake pedal switch, as this component is designed to disengage the cruise control when pressed; a malfunction here can prevent the system from working. Lastly, examine the vehicle speed sensor, as a faulty sensor can hinder the cruise control from engaging altogether. By following these steps, you can effectively troubleshoot and potentially resolve the cruise control issues in your Ram 3500, saving time and money on professional repairs.

What are the common problems that could cause the cruise control to stop working in a 2023 Ram 3500?

When the cruise control in your 2023 Ram 3500 ceases to function, it can be frustrating, but understanding the common issues can help you diagnose the problem. One frequent culprit is a faulty cruise control switch, which may fail to engage the system properly. Additionally, a blown fuse in the vehicle's fuse box can disrupt the electrical flow necessary for cruise control operation. Another potential issue is a defective speed sensor, which can provide inaccurate speed readings, leading to malfunction. It's also important to check for vacuum leaks in the cruise control system, as these can hinder its ability to maintain speed. Furthermore, problems with the brake light switch can prevent the cruise control from engaging, as it is designed to disengage for safety when the brakes are applied. Lastly, a malfunctioning throttle cable can interfere with the system's ability to adjust speed accurately. By identifying these common problems, you can take the first steps toward troubleshooting and potentially resolving the issue yourself.

How urgent is it to address the malfunctioning cruise control in my 2023 Ram 3500?

Addressing a malfunctioning cruise control in your 2023 Ram 3500 is crucial for several reasons. First and foremost, a faulty system can lead to unexpected acceleration or deceleration, creating significant safety hazards on the road. This unpredictability not only endangers you but also other drivers and passengers. Additionally, neglecting this issue can result in further damage to the cruise control system and related components, leading to more costly repairs down the line. Moreover, a malfunctioning cruise control can disrupt your driving efficiency, causing increased fuel consumption as you may find yourself frequently adjusting your speed manually. This inefficiency can be particularly frustrating during long trips or highway driving, where cruise control is designed to enhance comfort and convenience. Therefore, it is essential to prioritize the repair of your cruise control system to ensure your safety, prevent additional damage, and maintain an optimal driving experience.

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