2004 Chevrolet Suburban 1500 Cruise Control Isn't Working

Fixing Cruise Control Malfunctions in 2004 Chevrolet Suburban 1500

Find Repair Location
Reviewed by
Devin Cabugcal
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 2004 Chevrolet Suburban 1500 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 2004 Chevrolet Suburban 1500 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 2004 Chevrolet Suburban 1500?

When diagnosing a cruise control issue in a 2004 Chevrolet Suburban 1500, it's crucial to take a methodical approach that prioritizes simpler fixes before delving into more complex diagnostics. Begin by checking the fuse associated with the cruise control system, as a blown fuse can easily disrupt its functionality. Next, inspect the cruise control switch to confirm it is operational, since a faulty switch can prevent the system from engaging. Following this, examine the brake pedal switch, which is essential for disengaging the cruise control when the brakes are applied; any malfunction here can lead to persistent issues. The vehicle speed sensor is another critical component to test, as it provides necessary data for the cruise control to function correctly. Utilizing a diagnostic scanner to check for error codes can further assist in identifying specific problems within the system. Lastly, inspect all wiring and connections related to the cruise control to ensure they are intact and free from damage, as faulty wiring can often be the root cause of the issue. By systematically following these steps, you can effectively troubleshoot and resolve cruise control problems in your Suburban.

What are the common problems that could cause the cruise control to stop working in a 2004 Chevrolet Suburban 1500?

When troubleshooting the cruise control system in a 2004 Chevrolet Suburban 1500, it's essential to consider several common problems that could be at play. One frequent culprit is a failed control module, which can disrupt the entire system's functionality. Additionally, issues with sensors or switches, particularly those related to throttle actuation, can prevent the cruise control from engaging properly. It's also important to inspect the vacuum actuator and its associated hoses, as any damage or leaks can impair performance. The cable connecting the actuator may also be a point of failure, along with brake or clutch switches that may not be functioning correctly. Furthermore, wiring issues, especially those linked to the control module or brake light switch, can lead to malfunctions. By systematically checking these components, DIYers can effectively diagnose and address the underlying issues affecting the cruise control system.

How urgent is it to address the malfunctioning cruise control in a 2004 Chevrolet Suburban 1500?

Addressing the malfunctioning cruise control in a 2004 Chevrolet Suburban 1500 is of utmost importance due to the significant safety risks it poses. A faulty cruise control system can lead to unexpected acceleration or deceleration, which can result in dangerous driving situations and increase the likelihood of accidents. Moreover, neglecting this issue can exacerbate the problem, potentially leading to more extensive and costly repairs down the line. The convenience of using cruise control is also compromised, detracting from the overall driving experience. Therefore, it is crucial to prioritize the repair of the cruise control system to ensure not only your safety but also the longevity and reliability of your vehicle.

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.