2000 Dodge Ram 3500 Van Cruise Control Isn't Working

Fixing Cruise Control Issues in the 2000 Dodge Ram 3500 Van

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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 2000 Dodge Ram 3500 Van 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 2000 Dodge Ram 3500 Van 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 throttle position sensor fails, the engine's computer tends to overcompensate with fuel, leading black exhaust coming from the tailpipe. There is a strong possibility of engine misfires, and the check engine light will come on.

Throttle position sensors can also develop "dead spots," or certain places along the throttle curve where it doesn't get a reading. When this happens, the above symptoms can occur but then stop when you further press or let off the gas pedal.

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-functional cruise control in a 2000 Dodge Ram 3500 Van?

When troubleshooting the non-functional cruise control in a 2000 Dodge Ram 3500 Van, it's essential to adopt a methodical diagnostic approach. Begin by checking the fuse associated with the cruise control system, as a blown fuse is a common and easily fixable issue. Next, inspect the wiring for any visible damage or loose connections, since faulty wiring can disrupt the system's operation. After ensuring the wiring is intact, test the cruise control switch to confirm it is working correctly; a malfunctioning switch can prevent the system from engaging. Additionally, examine the vacuum lines, as older models often rely on these for cruise control functionality; any leaks or damage here can significantly impact performance. If these initial checks do not resolve the issue, use a diagnostic scanner to look for error codes that may indicate specific problems. Finally, inspect the cruise control module for signs of damage or corrosion, as a faulty module can also be the culprit. By following this structured approach, you can effectively diagnose and potentially resolve the cruise control issues in your Dodge Ram 3500 Van.

What are the common problems that could cause the cruise control to stop working in a 2000 Dodge Ram 3500 Van?

When troubleshooting the cruise control system in a 2000 Dodge Ram 3500 Van, it's essential to understand the common problems that may lead to its failure. One of the primary issues could be a faulty cruise control switch, which is responsible for engaging the system; if this switch malfunctions, the cruise control may not activate at all. Additionally, a blown fuse can disrupt the electrical flow necessary for the cruise control to function, making it another likely culprit. The brake pedal switch is also critical, as it signals the system to disengage when the brakes are applied; if this switch is defective, it may prevent the cruise control from operating correctly. Furthermore, vacuum leaks can hinder the system's ability to maintain speed, while a faulty speed sensor can lead to inaccurate speed readings, causing the cruise control to fail. Lastly, various electrical issues, including damaged wiring or connectors, can significantly impact the system's performance. Identifying these common problems can help you effectively diagnose and address the issues with your cruise control system.

How urgent is it to address the non-functioning cruise control in a 2000 Dodge Ram 3500 Van?

When it comes to the non-functioning cruise control in a 2000 Dodge Ram 3500 Van, understanding the urgency of the situation is crucial for any DIY enthusiast. While the immediate safety of the vehicle may not be compromised, neglecting this issue can lead to a less enjoyable driving experience, particularly on long trips where maintaining a steady speed is beneficial. A malfunctioning cruise control system can also indicate underlying electrical problems that, if left unaddressed, may escalate into more significant issues, potentially affecting other vehicle components. Therefore, it is wise to investigate and resolve the problem sooner rather than later. By doing so, you not only enhance your driving comfort but also prevent the risk of more extensive repairs down the line, ensuring that your vehicle remains reliable and enjoyable to drive.

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Troubleshooting Cruise Control Issues in 2000 Dodge Ram 3500