Stability and safety help while driving in harsh conditions is one of the key technological innovations in modern vehicles. General Motors developed an electronic control system (ECS), called StabiliTrak. Like all other systems, it can get faulty or broken. Then it will post a signal “service Stabilitrak” on the dashboard. That alone doesn’t mean much, so we will go through service Stabilitrak meaning.
If you get a StabiliTrak warning light, that points to a problem with a StabiliTrak system. The system may have problems turning on and off. Sometimes its cruise control function could have lost some of its functions. Issues with other stability systems like ABS, or the TCS can trigger this message. If nothing helps, it is worth checking the vehicle with the OBD-II scanner. It can detect underlying issues.
Driving with this error is possible but it is not recommended. If the traction system is not working properly you are putting yourself, and others around you at risk. Stay with us, and we will explain what is StabiliTrak, why it is important, and how you can fix it.
What Is StabiliTrak
StabiliTrak is a system developed by General Motors to provide additional traction when needed. The sensors are monitoring the position of the steering wheel and the wheels. Then they compare their position with the direction in which the car is moving.
If the sensors detect a misalignment, that can mean that the driver has lost control of the vehicle. The system can add brake pressure to a specific wheel so the driver can regain control. This system can come in handy in a range of difficult driving conditions, like rain and snow.
Importance of Stabilitrak in Vehicles
While a driver can use a control button to turn off the StabiliTrak system manually, that is not recommended. Although the primary function of Stabilitrak is to aid in severe weather situations, the system can help with sudden shifts in power, direction, or steering. It can prevent wheel slippage and loss of control of the vehicle.
This system works with other stability systems like the anti-lock braking system (ABS) and TCS. Turning off any of these systems can be problematic in all risky situations that come out of nowhere.
How Service Stabilitrak Works
StabiliTrak employs several sensors:
- Steering angle sensor. It detects the angle of the steering wheel.
- Wheel speed sensors. These collect the rotational speed of each wheel.
- Lateral acceleration sensor. It measures a G force from a turn.
- Yaw rate sensor. This sensor measures the rotation of the vehicle around its vertical axis.
- Electronic brake control module (EBCM). It receives a signal from sensors and applies brake to an individual wheel.
- Throttle control module. The task of this module is to gather information from various sensors and adjust the engine’s output power.
All these sensors and modules gather and send information to the car’s brain, the electronic control module (ECM).
If the system, after collecting information from sensors, determines a problem with vehicle stability, it acts. It can add braking power to a specific wheel if it is in danger of losing friction. If the steering wheel position doesn’t match the direction of the car, it will do an automatic correction.
Common Issues with Service Stabilitrak
Since StabiliTrak is a type of electronic stability control, the driver can notice this type of problem when driving fast or on rough terrain. The common symptoms are erratic steering, inconsistent acceleration, and unusual sounds. Common culprits for these symptoms are:
- Cruise control is not as effective as it should be. If there is a sudden problem on the road, the Stabilitrak is there to assist the driver and keep the car on the road. In those situations, it works together with adaptive cruise control. If the cruise control is not working properly, the StabiliTrak will not work as it should
- Problems with traction control. StabiliTrak and traction control systems (TCS) use similar sensors. The TCS prevents wheels from rotating aimlessly, while the StabiliTrak controls the lateral movement of the car. If the TCS and its sensors are not working properly that can impact the function of the StabiliTrak
- ABS is not working. The same module controls both the ABS and the StabiliTrak. If there is an ABS control module failure, the StabiliTrak is usually affected.
What Does it Mean When the Service Stabilitrak Light Comes On
Several causes can trigger a StabiliTrak service light, including:
- Problem with a StabiliTrak system. The underlying cause can be an issue with a sensor or a control module malfunction
- Issues with the braking system. Usually, you should look for a broken brake control module or a low level of brake fluid
- A defect in the traction control systems. Since these systems use several sensors and control modules, it is worth checking them all
- The StabiliTrak is turned off. A driver can manually turn off this system, and the system will turn on a light as a notification.
Causes of Service Stabilitrak Malfunction
Since StabiliTrak is a highly advanced system, it gathers information from several sensors while working. Since the system is complex, one mishap can cause problems. To bypass them it is good to know what can cause a problem. That way you can try to diagnose the problem.
The culprits for StabilTrak problems are various, and that is why it can be difficult to identify them.
- Damaged throttle body assembly
- Misfiring engine
- Faulty ABS pump
- ABS wheel speed sensor
- Worn fuel pump
- Wheel speed sensor
- Tire pressure monitor sensor
- Bad steering wheel position sensor
- Broken yaw sensor
- Alternator failure
- Faulty electronic brake control module
- Dirty or clogged fuel filter
- Corroded or damaged connection or the ground wiring
- Problems with the battery
- Stuck parking brake
Diagnosing Service Stabilitrak Problems
Diagnosing and resolving this issue at home will usually take too much time, and probably cause a headache. There are a couple of simple checkups you can do yourself. If you detect any problems, you can address them.
- Check the tire pressure. If it is low, add air to a recommended value
- Check the battery voltage. If it is below 12V then you have a dead battery
- Inspect the fuses and relays. If any of them are faulty, replace them
- Examine the brake fluid level. If it is low, add enough to top it
- If everything above is okay, disconnect the battery for 10 minutes. That way you will restart the EBCM and delete any possible glitches.
Do a test drive and look for a StabiliTrak warning indicator light. If it comes back we recommend consulting a mechanic.
How to Fix Service Stabilitrak Warning
Sometimes a glitch can cause a StabiliTrak warning sign. In that case, restarting the system will do the trick. To restart the StabiliTrak system, follow these steps:
- Pullover. As soon as you notice a warning light, find a suitable location to safely pull over the vehicle
- Turn off the engine. For the system to refresh, do not turn it on for at least half a minute
- Start the engine. The warning light should be gone, and if so, go for a test drive. If the warning light returns, then the problem needs a proper diagnosis.
If you want to dive a bit deeper into diagnosing and fixing the StabiliTrak warning message issue, you will need an OBD-II scanner. Connect the scanner to the car and do a check. Sometimes, some unrelated problem will cause this warning sign. If there are any faulty codes, you should address them first.
Error codes P0301 to P0312 indicate a misfiring problem. This is a common cause for the StabiliTrak warning notice. There is a series of reasons for engine misfires, but you should first check the spark plugs. If this doesn’t yield any results, then the problem is tricky and will require the help of the mechanic.
Check Out the How to fix ABS light, Traction Control, Stabilitrak:
Tips for Avoiding Service Stabilitrak Issues
To avoid and minimize the possible problems with the StabiliTrak, follow these recommendations:
- Follow through on regular vehicle maintenance. Change filters and fluids regularly
- Check the condition of the brakes. That includes brake fluid level and the overall state of other brake system components
- Check tire pressure. Add air if the pressure is below the recommended
- Check the tires from time to time. Inspect the tire tread depth. Bald and worn tires can cause issues with the StabiliTrak
- Avoid overloading. Every vehicle has limits for the weight capacity. Do not overlook these parameters
- Keep the sensors in check. From time to time visually inspect the sensors responsible for the work of the StabiliTrak. Clean them and check their wiring for problems.
FAQs
What Causes Stabilitrak Light to Come On?
Several causes can cause a StabiliTrak light to come on, but these are the most common:
- Issues with the wheel speed sensor
- Problems with the ABS module
- Faulty steering angle sensor
- Problems with the braking system
- Worn or underinflated tires.
We always recommend using an OBD-II scanner. Sometimes the problem is not obvious and cannot be detected with the scanner.
Can I Drive My Car if It Says Service Stabilitrak?
You can drive with the Service StabiliTrak error message, but you should avoid it. Without this system, you are left without advanced stability and tracking assistance. Those can prove to be crucial in dangerous situations.
Can I Drive with My StabiliTrak and ABS Light On?
Yes, you can drive with StabiliTrak and ABS light on, but it is not recommended. These are advanced stability control systems, and driving without them can be dangerous. Without these systems, you will not have any help in dangerous situations, or while driving on wet and icy roads.
Can Bad Tires Set Off the StabiliTrak Light?
Yes, bad tires can set off the StabiliTrak light. The StabiliTrak is monitoring the traction between tires and the road. If the tires are in bad shape, they will lose their traction features, which the sensors can interpret as a loss of traction.
Final Considerations
Modern vehicles with an array of systems can warn us about different issues with the car. The sophisticated StabiliTrak system is no different. If there is a problem with a system, the driver will receive a notification. Then the process of diagnostics can start.
There are many different reasons for the StabiliTrak problems, but for starters, it is worth checking the tires, and the brake system. With the help of the OBD-II scanner you can find an underlying issue, that is not always connected with the StabiliTrak. Avoid driving if you cannot resolve this issue alone, and contact the mechanic.
