2010 Pontiac G3 Cruise Control Isn't Working

Common Causes of Cruise Control Malfunctions in Your 2010 Pontiac G3 and How to Fix Them

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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 2010 Pontiac G3 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 2010 Pontiac G3 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 initial diagnostic steps to troubleshoot the non-functioning cruise control in a 2010 Pontiac G3?

When troubleshooting the non-functioning cruise control in a 2010 Pontiac G3, it's crucial to follow a structured diagnostic approach that prioritizes simpler checks before delving into more complex issues. Begin by inspecting the cruise control fuse, as a blown fuse can easily disrupt the system's functionality. Next, assess the cruise control switch to ensure it operates correctly, since a faulty switch is a frequent cause of cruise control malfunctions. After that, check the speed sensors, which are vital for maintaining the vehicle's speed; any issues here can directly impact cruise control performance. Additionally, examine the wiring connections related to the cruise control system, looking for any loose or damaged wires that could interfere with operation. Utilizing a diagnostic scanner to read error codes can also provide insights into specific problems affecting the system. Finally, test the brake and clutch switches, as these components are designed to disengage the cruise control when the pedals are pressed. By systematically addressing these areas, you can effectively identify and potentially resolve the issue with your cruise control system. If these steps do not yield results, consulting a professional mechanic may be necessary for further diagnosis.

What are the common problems that could cause the cruise control to stop working in a 2010 Pontiac G3?

When dealing with a non-functional cruise control system in a 2010 Pontiac G3, it's essential to understand the common problems that could be at play. One of the primary culprits is a faulty brake pedal switch, which is crucial for the system's operation as it disengages cruise control when the brake is applied. Additionally, a defective speed sensor can hinder the system's ability to maintain a steady speed, leading to erratic performance or complete failure. It's also wise to check for a blown fuse, as this can cut power to the cruise control system entirely. Another potential issue is vacuum leaks within the engine, which can disrupt the necessary vacuum pressure that cruise control relies on. Lastly, a malfunctioning cruise control module may prevent the system from engaging or maintaining speed effectively. By systematically checking these components, DIYers can often identify and resolve the underlying issues affecting their vehicle's cruise control functionality.

How urgent is it to address the malfunctioning cruise control in a 2010 Pontiac G3?

When it comes to the malfunctioning cruise control in a 2010 Pontiac G3, the urgency of addressing the issue cannot be overstated. A malfunctioning system can lead to unexpected acceleration or deceleration, creating a significant safety hazard for both the driver and other road users. Ignoring these symptoms not only increases the risk of accidents but can also result in more extensive damage to the vehicle's systems, leading to costly repairs down the line. Therefore, it is crucial to have the cruise control inspected and repaired by a qualified mechanic as soon as possible. Taking prompt action not only ensures the safety of your vehicle but also helps maintain its overall functionality, preventing further complications that could arise from neglecting the issue.

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2010 Pontiac G3 Cruise Control Issues & Repair Costs