Buick Verano Cruise Control Isn't Working

Common Causes of Cruise Control Malfunctions in Your Buick Verano and How to Fix Them

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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 Buick Verano 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 Buick Verano 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.

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.

Troubleshooting Cruise Control Issues in a Buick Verano

When troubleshooting cruise control issues in your Buick Verano, start with the basics to identify the problem efficiently. Begin by checking the fuses associated with the cruise control system, as a blown fuse can often be the simplest fix. Next, inspect the brake pedal and throttle body for any signs of wear or malfunction, since these components directly influence cruise control functionality. If these initial checks do not resolve the issue, use a diagnostic scanner to assess the speed sensor's operation, as a faulty speed sensor can disrupt the cruise control system. Additionally, examine the control module, sensors, and switches for any signs of failure, as these are common culprits in cruise control malfunctions. Keep an eye out for any warning lights on the dashboard, such as the check engine light, which may indicate underlying engine-related problems that could affect cruise control performance. By following this structured approach, you can effectively diagnose and address the issues affecting your vehicle's cruise control system, ensuring a smoother and more reliable driving experience.

What Could Cause the Cruise Control to Malfunction in a Buick Verano?

When diagnosing cruise control malfunctions in a Buick Verano, it's essential to understand the common problems that may arise. One frequent issue is a failed control module, which can disrupt the entire cruise control system. Additionally, sensor or switch failures, particularly with the throttle position sensor, can lead to erratic behavior, such as excessive fuel consumption and black exhaust emissions. Electrical problems, including blown fuses or defective switches, are also significant contributors to cruise control failures. It's crucial to inspect the brake pedal switch, as a malfunction here can prevent the cruise control from engaging. Furthermore, older models may experience issues with vacuum lines or the throttle control system itself. To effectively troubleshoot, start by checking for blown fuses and assessing the condition of the brake pedal and throttle body. Utilizing a diagnostic scanner can help identify any underlying issues, including the operation of the speed sensor, ensuring a comprehensive approach to resolving cruise control problems in your Buick Verano.

Why is the Cruise Control Not Working in a Buick Verano?

When the cruise control in your Buick Verano is not functioning, it is crucial to address the issue without delay. Ignoring symptoms such as a non-responsive system can lead to unsafe driving conditions, particularly on long trips where maintaining speed is essential for safety. Common culprits behind cruise control failures include blown fuses, faulty brake switches, and issues with the throttle position sensor, all of which can compromise your vehicle's performance. Additionally, if the "check engine" light is illuminated, it may indicate underlying engine problems that could exacerbate the situation. By systematically checking these components, you can not only restore your cruise control functionality but also prevent potential damage to your vehicle and ensure a safer driving experience. Taking action early can save you from more extensive repairs and enhance your overall driving comfort.

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