2008 Pontiac Solstice Cruise Control Isn't Working

Common Causes of Cruise Control Malfunctions in Your 2008 Pontiac Solstice 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 2008 Pontiac Solstice cruise control isn't working are failed control module, sensor or switch issues, or throttle actuation problems.
  • Sensor: A faulty sensor can lead to incorrect readings, causing issues with engine performance or triggering warning lights on the dashboard.
  • Control Module: A faulty control module can result in 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 acceleration and poor engine 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 2008 Pontiac Solstice 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 basic steps should I take to fix the cruise control on a 2008 Pontiac Solstice?

When addressing cruise control problems in a 2008 Pontiac Solstice, it's essential to adopt a systematic diagnostic approach. Start by identifying the specific issue affecting the cruise control system, as this could range from a malfunctioning control module to a faulty throttle position sensor. A common first step is to inspect the throttle position sensor, as its failure can lead to engine performance issues, such as excessive fuel consumption and black exhaust. Next, examine the cruise control button; sometimes, a simple cleaning or replacement can resolve the problem. If the cruise control remains inoperative, check the "Top of Travel" or CCP switch for proper adjustment, especially if your vehicle's application allows for it. Throughout this process, consulting the owner's manual can provide valuable insights into the cruise control system's workings and troubleshooting tips. By following this structured approach, you can effectively diagnose and potentially fix the cruise control issues in your Pontiac Solstice, saving time and money on professional repairs.

What common issues cause cruise control failure in a 2008 Pontiac Solstice?

When diagnosing cruise control failure in a 2008 Pontiac Solstice, it's essential to consider several common problems that could be affecting the system. One of the primary culprits is a malfunctioning control module, which can disrupt the communication between the cruise control system and the vehicle's engine management. Additionally, issues with sensors or switches, such as a faulty brake switch or a blown fuse, can prevent the cruise control from engaging or disengaging as intended. Throttle actuation problems may also arise, leading to inconsistent performance of the cruise control feature. By understanding these potential issues, DIY enthusiasts can systematically troubleshoot and identify the root cause of the cruise control malfunction, ensuring a more effective repair process.

How urgent is it to address the non-functioning cruise control in a 2008 Pontiac Solstice?

When considering the urgency of fixing the non-functioning cruise control in a 2008 Pontiac Solstice, it's essential to recognize that while it may not seem like an immediate emergency, the implications of neglecting this issue can be significant. Cruise control is designed to enhance driving convenience, especially during long trips, by allowing drivers to maintain a steady speed without constant manual adjustments. However, if the cruise control system is malfunctioning, it could indicate deeper issues, such as problems with the brake pedal switch or brake sensor switch, which are critical for the system's operation. Ignoring these symptoms could not only compromise your driving safety but also lead to more extensive electrical or sensor malfunctions that may require costly repairs down the line. Therefore, addressing the cruise control issue promptly is advisable to ensure a smoother driving experience and to maintain the overall functionality and performance of your vehicle. Taking action now can prevent potential complications and enhance both your safety and comfort on the road.

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