Saturn Sky Cruise Control Isn't Working

Common Causes of Cruise Control Malfunctions in Your Saturn Sky and How to Fix Them

Find Repair Location
Reviewed by
Bo Fader
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 Saturn Sky 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 Saturn Sky 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.

Troubleshooting Cruise Control Issues in a Saturn Sky

When troubleshooting cruise control issues in your Saturn Sky, begin by familiarizing yourself with the system's basic operation. Understanding how to properly activate and engage the cruise control is crucial, as this knowledge can help you identify if the problem lies in the activation process itself. Next, inspect the Control Module, Sensor, and Throttle, as these components are often the culprits behind malfunctioning cruise control. If the cruise control can be armed but not engaged, this may indicate a specific issue that requires further investigation. Additionally, check the Body Control Module (BCM), as a faulty switch here can disrupt the entire cruise control circuit. It's also wise to review any reported problems from other Saturn Sky owners, as their experiences may shed light on common issues and solutions. Lastly, always remember to turn off the cruise control when not in use to prevent accidental activation, which can lead to safety hazards. By following this structured diagnostic approach, you can effectively pinpoint and resolve cruise control issues in your vehicle.

What Could Cause the Cruise Control to Malfunction in a Saturn Sky?

When diagnosing cruise control malfunctions in a Saturn Sky, it's essential to consider several common problems that could be at play. A failed control module, sensor, or switch is often the culprit, as these components are integral to the cruise control system's functionality. Additionally, throttle actuation issues can disrupt the system, particularly if the throttle position sensor is faulty, which may cause the engine to run rich and produce black exhaust. Other potential issues include a blown fuse or a defective brake pedal switch, both of which can prevent the cruise control from engaging properly. It's also worth checking the throttle control system and the ABS, as problems in these areas can affect cruise control performance. In older models, a broken vacuum line may be responsible for the malfunction. Lastly, the Body Control Module (BCM) is crucial for monitoring the cruise control functions, so any issues with this module could lead to operational failures. By systematically examining these components, DIYers can effectively troubleshoot and resolve cruise control issues in their Saturn Sky.

Why is the Cruise Control Not Working in a Saturn Sky?

When the cruise control in your Saturn Sky stops functioning, it’s crucial to act promptly, as neglecting the problem can lead to safety risks and further vehicle damage. Common issues include a failed control module, faulty sensors, or malfunctioning switches, which can disrupt the system's operation. Additionally, problems with throttle actuation or a blown fuse may also be at fault. A defective brake pedal switch is another frequent culprit, as it can prevent the cruise control from engaging. For older models, a broken vacuum line could be the reason behind the malfunction. To diagnose the issue effectively, check if the brake lights illuminate when the cruise control is inactive, as this can indicate a problem with the brake pedal position sensor. Addressing these symptoms quickly not only ensures your safety on the road but also helps maintain the overall health 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.