2005 Chevrolet Malibu Cruise Control Isn't Working

Common Causes of Cruise Control Malfunctions in Your 2005 Chevrolet Malibu and How to Fix Them

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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 2005 Chevrolet Malibu 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 2005 Chevrolet Malibu 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.

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 2005 Chevrolet Malibu?

When faced with a non-functional cruise control in a 2005 Chevrolet Malibu, it's important to adopt a systematic diagnostic approach. Begin by checking the cruise control fuse located in the fuse box, as a blown fuse is a common and easily fixable issue. Next, inspect the cruise control buttons on the steering wheel to ensure they are operational, as faulty buttons can prevent engagement. The speed sensor is another critical component; verify its functionality since a malfunction here can disrupt the entire system. Utilizing a diagnostic scanner to check for error codes can provide valuable insights into specific problems affecting the cruise control. Additionally, inspect the vacuum lines for any leaks or damage, as these are vital for the operation of the cruise control in older models. Finally, ensure that the brake and clutch switches are functioning correctly, as these switches are designed to disengage the cruise control when activated. By following these steps, you can effectively troubleshoot and potentially resolve the cruise control issues in your Chevrolet Malibu.

What are the common problems that could cause the cruise control to stop working in a 2005 Chevrolet Malibu?

When troubleshooting the cruise control system in a 2005 Chevrolet Malibu, it's essential to consider several common problems that could be at play. One of the first areas to check is the brake pedal switch, as a faulty switch can prevent the cruise control from engaging, since it is designed to deactivate when the brake is pressed. Additionally, a defective speed sensor may disrupt the system's ability to maintain a steady speed, leading to its failure. It's also wise to inspect the fuses related to the cruise control system, as a blown fuse can completely disable its functionality. Furthermore, vacuum leaks in the engine can affect the cruise control's operation, given that it relies on vacuum pressure to function correctly. Lastly, a malfunctioning cruise control module could be the root cause of the issue, preventing the system from engaging or maintaining speed. By systematically checking these components, DIYers can effectively diagnose and address the cruise control problems in their Malibu.

How urgent is it to address the malfunctioning cruise control in a 2005 Chevrolet Malibu?

Addressing a malfunctioning cruise control system in a 2005 Chevrolet Malibu is of utmost importance due to the significant safety risks it poses. A malfunction can lead to unexpected acceleration or deceleration, creating dangerous driving conditions, especially on highways or busy roads. Promptly resolving this issue not only helps prevent potential accidents but also mitigates the risk of further damage to the vehicle's components, which could result in more expensive repairs down the line. Therefore, it is crucial for DIY enthusiasts to recognize the urgency of this problem and consider having the cruise control system inspected and repaired by a qualified mechanic to ensure the vehicle remains safe and reliable on the road. Taking swift action can safeguard both the driver and others on the road, making it a priority that should not be overlooked.

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