2000 Chevrolet Tahoe Cruise Control Isn't Working

Common Causes of Cruise Control Malfunctions in Your 2000 Chevrolet Tahoe and How to Fix Them

Find Repair Location
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 2000 Chevrolet Tahoe 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 Chevrolet Tahoe 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.

A faulty cruise control module will simply result in deactivation of cruise control settings. This is because a detected error in the cruise control system could lead to hazardous driving conditions, so the module will be disabled, and the cruise control system warning light will be displayed. This will be a different message depending on make and model, and a warning light or message may be displayed on the driver instrument cluster.

What are the steps to diagnose the non-functioning cruise control in a 2000 Chevrolet Tahoe?

To effectively diagnose the non-functioning cruise control in your 2000 Chevrolet Tahoe, begin with a methodical approach that emphasizes simplicity and accessibility. Start by checking the fuse associated with the cruise control system, as a blown fuse is a common and easily rectifiable issue. Next, inspect the cruise control switch located on the steering wheel; a malfunctioning switch can often be the culprit and may require replacement. Following this, examine the brake pedal switch, which is essential for the cruise control's operation; if this switch is faulty, it will prevent the system from engaging. After these initial checks, test the vehicle speed sensor, as it provides critical data for the cruise control system's functionality. If the problem persists, inspect the cruise control module for any signs of damage or malfunction, as this component directly controls the system's operation. Finally, utilize a diagnostic scanner to check for any error codes related to the cruise control system, which can offer valuable insights into the underlying issues. By following this structured diagnostic approach, you can efficiently identify and address the problem with your Tahoe's cruise control system.

What are the common problems that could cause the cruise control to stop working in a 2000 Chevrolet Tahoe?

When troubleshooting the cruise control system in a 2000 Chevrolet Tahoe, it's essential to consider several common problems that could be at play. One of the first things to check is the fuse; a blown fuse can easily disrupt the entire system. Next, inspect the brake pedal switch, as a malfunction here may prevent the cruise control from disengaging when the brakes are applied, leading to safety concerns. Additionally, the cruise control module itself could be defective, which would require further investigation or replacement. It's also wise to look for vacuum leaks, as these can significantly affect the system's operation. A faulty speed sensor may also be a culprit, as it plays a crucial role in maintaining the desired speed. Lastly, keep an eye out for any electrical issues, such as wiring problems or a malfunctioning clock spring, which can also hinder the cruise control's functionality. By systematically checking these components, DIYers can often identify and resolve the issue, restoring the cruise control to working order.

How urgent is it to repair the non-functioning cruise control in a 2000 Chevrolet Tahoe?

When evaluating the urgency of repairing the non-functioning cruise control in a 2000 Chevrolet Tahoe, it is essential to recognize the potential safety risks associated with a malfunctioning system. A cruise control failure can lead to unexpected speed fluctuations, which may compromise your ability to maintain control of the vehicle, especially during long drives where fatigue is a concern. Additionally, the convenience of cruise control enhances the driving experience by allowing for a more relaxed journey on highways, making it a valuable feature for frequent travelers. Furthermore, neglecting this repair could adversely affect the vehicle's resale value; prospective buyers often seek vehicles with fully operational features. Therefore, addressing the cruise control issue promptly not only ensures a safer and more enjoyable driving experience but also helps maintain the vehicle's market appeal.

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.