A Guide to Buick Enclave Warning Lights (Symbols, Meaning & How to Respond)

Illuminated warning lights on a Buick Enclave's dashboard are lifesavers - they provide drivers with crucial insight into potential issues that can not only prevent damage to the car but also avert accidents.

Working as an early alert system, these lights offer invaluable information by pinpointing any existing or impending problems that could affect one's driving performance and safety.

Nowadays, with the continuous evolution of automobile technology, there are more warning lights than ever before. It's important for Buick Enclave drivers to be aware and understand what these symbols mean in order to stay safe on the road and keep their cars running well.

Knowing how to respond appropriately is key. New drivers sometimes need a little help with understanding what the vehicle tries to communicate to them.

However, some issues can be dire and call for immediate action. And that is why it is so important to navigate your way through warning lights on Buick Enclave.

What Is the Most Serious Buick Enclave Warning Light?

The check engine light is a warning that strikes fear into the hearts of many drivers because of the serious damage it can signal. 

This warning typically indicates the potential for significant engine problems and ignoring it can lead to even more severe issues down the road. If left unchecked, your vehicle may suffer from a blown head gasket or even a seized engine. 

As such, it's important to take action as soon as possible when you see this warning light come on in your car.

This warning light on Buick Enclave can indicate:

• Oxygen sensor

• Catalytic converter

• Spark plugs or ignition components

• Thermostat

• Mass airflow sensor

If it comes on accompanied by a red sign with an exclamation mark, stop immediately. This means that the problem is dire and can put you in danger.

Priority 1 warning message

When the red triangle warning light flashes or turns on on a Buick Enclave dashboard, accompanied by warning tones or symbols, it indicates a serious hazard and the driver should immediately stop driving. 

The driver should check for malfunctions and seek assistance from an authorized Buick dealer or service facility. If there are multiple warnings, the symbols will appear consecutively until the issue is fixed.

Priority 2 warning message

A Priority 2 warning message, indicated by a yellow symbol flashing or lighting up continuously, is a cause for concern when it comes to vehicle maintenance. This warning often comes with acoustic warnings as well. 

Malfunctions or low operating fluid levels can be the root cause of this warning and should not be ignored as they may lead to vehicle damage and breakdown. It's important to take action as soon as possible when you see this type of warning in order to prevent further damage and ensure your vehicle remains in good working condition.

 Electronic parking brake

If the electronic parking brake is activated, it's essential to understand that a red indicator light will appear on the vehicle's instrument cluster. This serves as an alert and reminder to both driver and passengers alike that the parking brake has been engaged.

Paying attention to the electronic parking brake indicator is paramount, as driving with it engaged can be dangerous and cause extensive damage to your vehicle. Modern vehicles are equipped with this convenient feature, yet knowledge of its operation and when active is critical in order to prevent any issues from arising.

 Brake system malfunction

When you experience brake failure and see a warning light in your Buick Enclave, swift action is critical for the safety of everyone on the road. It's recommended that you reach out to an authorized Buick dealer or Service Facility immediately for help and guidance. 

Moreover, the same symbol will appear on your dashboard in case of a low brake fluid level. Thus it is essential to keep an eye on the MIN and MAX markings for correct levels of brake fluid. Keep up with these vital steps to avert potential accidents and ensure that your car runs perfectly.

Electronic parking brake issue

The electronic parking braking system is essential for vehicle safety, but malfunctions can be risky. A recent malfunction requires immediate attention to prevent accidents or damage to the vehicle. Seeking help from a mechanic is crucial before driving again.

/  Brake pad wear indicator

If you notice that the warning dashboard light on your Enclave is flashing or has turned red or yellow, it could be an indication that the front brake pads have worn down. It is essential to take this warning seriously and have all brake pads inspected as soon as possible. In some cases, replacement may be necessary to ensure your safety while driving.

Regular maintenance of your vehicle's braking system can help prevent such issues from occurring and keep you safe on the road. So, if you see the warning light indicating worn front brake pads, do not delay in having them checked by a professional mechanic and replaced, if necessary.

Fasten seat belt

When it comes to car safety, fastening your seatbelt is crucial. That's why many cars are equipped with a warning message that reminds the driver and front passenger to buckle up. 

As soon as the ignition is switched on, several warning lights and indicators will light up temporarily as a function check.

Additionally, if the driver's safety belt is not fastened, a chime will sound for up to six seconds. This serves as a helpful reminder for everyone in the car to buckle up before hitting the road. 

Once the driver and front passenger have fastened their safety belts, the warning lamps and chime will turn off, giving you peace of mind knowing you're driving safely.

Engine oil level too low

Suppose the engine oil level red warning light blinks on the dashboard and a message is displayed in the instrument cluster. In that case, it's important to stop driving immediately to avoid engine damage. Stop the vehicle when safe and turn off the engine. 

Check the engine oil level and gradually top up if necessary, but not more than 0.5 qt in total. If the warning light continues to show, do not continue driving or let the engine run, as this could cause engine damage. Contact an authorized Buick dealer or service facility for assistance.

Engine oil pressure too low

This warning light looks quite similar to the previous one, but it means a different issue. Beware of low oil pressure, it is the tell-tale sign that something isn't right and there may not be enough lubricant circulating through your system. The consequences of inadequate lubrication can easily lead to metal-on-metal contact, causing costly damage and machine failure.

Engine coolant system malfunction

If you're experiencing issues with your vehicle overheating, it could be due to a number of causes. Some common culprits include a faulty thermostat, an obstruction in the radiator, or a malfunction in the fan or water pump that prevents proper coolant flow and heat dissipation. If you notice your vehicle is overheating, it's important to take immediate action.

Top off the coolant if necessary, stop the engine, and let it cool down before attempting any further troubleshooting. Checking the engine coolant level should also be a top priority to ensure that there is enough fluid to properly regulate engine temperature.

Depress the brake pedal

If you're driving a car equipped with an ACC system, it's important to pay attention to the red "Depress the brake pedal" light. This light indicates that you should stop your vehicle as soon as it's safe to do so. While the automatic deceleration by the ACC system may slow down your car, if it's not enough, the system will request you to brake additionally through a corresponding message on the instrument cluster. It's crucial to follow these instructions in order to ensure your safety and the safety of those around you on the road.

Press the brake pedal

The green indicator light will appear if the driver has failed to press down on the brake pedal, such as when attempting to switch gears with the selector lever. To make your selection of gear, please fully depress and hold down the brake pedal for a few seconds.

Steering malfunction

If you see a warning light indicating that your power steering system has failed, it's important to investigate the cause right away. Depending on the type of power steering system in your car, the cause may vary. In hydraulic power steering systems, a low fluid level due to a leak in the system is often the culprit behind this issue. 

It's crucial to address this problem promptly as driving without power steering can be difficult and dangerous, especially at low speeds or when making sharp turns. Regular maintenance and inspections can help prevent power steering issues from occurring in the first place.

Steering malfunction

The steering feels tighter or more responsive than normal.

If you notice the indicator light remains on, restart your engine and drive at a low speed for a short distance.

When the indicator light begins to blink, gently rotate the steering wheel back and forth.

Rear Cross Traffic Alert

The purpose of rear cross traffic dashboard alert is to notify drivers of oncoming vehicles while they are backing up. 

This system can detect cars that may be hidden from the driver's view, making it especially useful in crowded parking lots or areas with limited visibility. By providing an early warning, rear cross traffic alert can help prevent accidents and ensure safer driving for everyone involved.

This technology provides drivers with extra assurance and serenity when reversing their car, understanding that they have an additional defense mechanism against potential accidents.

Rear Traffic Alert brakes

Utilize the Automatic Braking Intervention with Rear Traffic Alert to keep your vehicle stationary.

Energy supply malfunction

If you notice the battery light on your dashboard, it's essential to address the issue promptly. The battery light is a critical component of your vehicle's warning system, designed to alert you to a problem with your battery or charging system. 

It could indicate a range of issues, from a faulty alternator to a worn-out battery. Ignoring the warning could lead to more significant problems down the line, such as being stranded with a dead battery. 

It's always best to have your vehicle checked by a professional mechanic when the battery light comes on to ensure that any underlying issues are addressed and resolved quickly.

12 volt battery malfunction

If you receive a warning about your 12V battery's charge level, let the engine run to recharge it. Even with these steps taken, if the message persists for more than a few minutes, then your battery may need replacing or there could be an issue with its alternator. To avoid any major problems in the future, have it inspected by an experienced professional immediately.

Collision warning

If you're driving a vehicle equipped with collision detection technology, you may notice an indicator light turn on when a potential collision is detected. In addition to the light, a warning tone will sound to alert you of the danger ahead. It's important to take immediate action when this happens - either by applying the brakes or maneuvering your vehicle to avoid the collision. This technology can be incredibly helpful in preventing accidents and keeping drivers safe on the road.

Take over the steering immediately

When the red warning light illuminates and a message pops up on your instrument cluster display, it's essential to take immediate action. Depending on your driving situation, you may be alerted with an Buicktory signal or experience vibrations in the steering wheel.

This alert is an important indicator that you should resume control of the vehicle. Whether you recently let go of the wheel for too long or if certain system limits were met, it's essential to take back command as soon as possible and guarantee your safety. 

Airbag system or safety belt malfunction

If you see a warning light in your Buick Enclave indicating a malfunction in at least one airbag or belt tensioner, it's important to take action immediately. This warning light is an indication that there may be a serious issue with your vehicle's safety systems, and ignoring it could put you and your passengers at risk. 

The best course of action is to go to a qualified workshop as soon as possible to have the airbag system and belt tensioner system checked. Only by addressing the issue promptly can you ensure that your Buick Enclave remains safe and reliable on the road.

The front passenger’s airbag disabled

When the amber light for a deactivated front passenger airbag illuminates in your car, you must take immediate action. This warning is serious and can put passengers at risk during an accident; therefore, it's essential to verify that the front passenger side airbag should remain off when using a child seat there. Check out your vehicle manual or get assistance from an experienced mechanic or dealership straight away.

Emergency call system fault

If you notice an amber emergency call system fault light on your Buick Enclave dashboard, it means that action is required. It's important to take this warning seriously and drive immediately to a qualified workshop to have the fault rectified. Ignoring the warning could lead to more serious problems down the line, so it's best to address the issue as soon as possible. By taking quick action, you can ensure that your vehicle remains safe and reliable on the road.

Electronic Stability Control (ESC) malfunction or in operation

The article advises taking action when the indicator light on a car's dashboard lights up, suggesting turning the ignition off and on again or driving at a low speed to resolve the issue. However, if the problem persists, it is crucial to seek professional help from a qualified mechanic as ignoring warning signs can pose risks and lead to more significant problems in the future.

ASR ESC switched off

ASR can be switched off manually to help drive on loose ground or when stuck. ESC can also be manually switched off for experienced drivers who want to drive sportily without stabilizing interventions, while ESC Sport mode assists with sporty driving but intervenes later to stabilize the vehicle during fast cornering.

 / Anti-Lock Braking System (ABS) problem

The text emphasizes the importance of taking your vehicle to a qualified workshop for maintenance and repairs, especially if it does not have ABS brakes. Without ABS, controlling the vehicle in emergency situations can be difficult, so ensuring proper brake function is crucial for safety. A reputable workshop with trained professionals can diagnose and repair any issues with your brakes, providing peace of mind while driving.

Fuel tank is almost empty

While driving, it is essential to pay attention to the warning signals on your dashboard. A yellow indicator light means that you are using up your reserve fuel supply and must refuel as soon as possible in order to avoid any serious repercussions like misfiring or unburnt fuel entering the exhaust system. 

Moreover, do not wait until your tank is completely empty before refilling; running out of gas may lead to engine failure. Therefore, ensure that you fill up plenty of petrol before reaching an empty tank.

Side Assist malfunction

Lane change system malfunctioning triggers this warning light. It can happen when the sensor is malfunctioning, damaged or blocked by something.

Travel Assist is not available

The text advises checking the yellow indicator light and instrument cluster message to identify a malfunction in the Comfort drive Travel Assist sensor system. To fix the issue, one should stop and restart the engine and follow system limitations to prevent future malfunctions for a better driving experience.

Fuel tank cap is not closed

As soon as the yellow indicator light illuminates, be sure to securely close the fuel tank cap.

Driving light failure

If your headlights are not fully or partially working, take a look at the lighting and switch out the necessary bulbs if needed.

Rain/light sensor malfunction

If your vehicle's yellow indicator light is illuminated while in the AUTO switch position, there may be a problem with its lighting system. To fix it, try restarting the ignition.

Windshield wiper problem

If you see this warning signal while driving the Buick Enclave, it means that the windshield wipers are not working. Switch the ignition off and on. If the problem persists, contact a qualified professional as soon as possible.

Washer fluid level is too low

If you see this warning light on the dashboard, fill the washer fluid reservoir.

Tire pressure low / malfunction

This light indicates that your tire pressure has decreased or is structurally damaged, so please check your tires. 

Front Assist is switched off

This yellow light is on when Front Assist is turned off, and the advance warning and distance warnings are disabled as well.

Cruise control system malfunction

The cruise control system is not working as it should. For your safety, please switch off the CCS and contact a highly qualified professional for help.

Adaptive cruise control (ACC) is not available

The yellow indicator light turning on may be caused by a dirty or obstructed radar sensor, limited visibility due to weather or attachments, misalignment or damage to the sensor, malfunction/fault, paint work/structural modifications, or not using original Buick parts. 

It is recommended to clean and clear the area around the sensor and check for noticeable damage. If the problem persists, contact an authorized dealer or service facility.

ACC is regulating – no vehicle ahead detected

Adaptive Cruise Control (ACC) maintains a safe speed for you, even when there is no vehicle ahead.

ACC is regulating – vehicle ahead detected

The illuminated signal indicates that Adaptive Cruise Control is in motion, having identified the vehicle ahead and will adjust accordingly.

Lane Assist in control

This warning light means that your Buick Enclave's camera view is impaired or the device is damaged. A malfunction is also a possibility.

Lane Assist active

When the indicator illuminates green, this indicates that your Lane Assist system is activated and prepared to intervene if needed.

The ACC is regulating & vehicle in front is detected 

This indicator informs you that Adaptive Cruise Control has been activated and is now aware of the car ahead. It will consequently adjust its speed accordingly.

Travel Assist is active, but lane guidance is not

Travel Assist is currently operational, while adaptive lane guidance remains off.

Engine control malfunction

If your Buick dashboard displays any strange messages, be sure to have the engine checked immediately by an experienced technician. Malfunctioning engine control is a serious issue that should not be ignored - pay attention and seek professional help right away.

Check engine

This light goes on when there is an issue with the engine, exhaust system or spark plugs.

Diesel particulate filter clogged

If your diesel particulate filter light is illuminated, that means the soot levels in your exhaust system are too high, and you may be at risk of having your vehicle enter limp mode.

Engine RPM limited

This light means that the radar sensor is displaced, damaged, faulty or dirty.

Transmission overheating or automatic gearbox damage

The gearbox warning light, otherwise known as the automatic transmission warning light, is designed to indicate any possible problems involving fluid levels, temperature or pressure in your car's transmission system.

Cruise control switched on, regulation active

When the cruise control system is activated, you will know because its corresponding light on your dashboard will illuminate - a standard feature of this advanced automotive technology.

Hill Descent Control is active

When Hill Descent Control is activated, the green indicator light will illuminate to signal readiness.

Hill Descent Control is not active

When the Hill Descent Control isn't active, a grey indicator light is illuminated to alert you that while it's activated, the system won't be regulating.

Start/Stop system active

As soon as the indicator light illuminates, you can take advantage of the start-stop system and enjoy automatic engine shutdown.

Start/Stop system not available

Whenever the indicator light illuminates, that indicates either the start-stop system is not active or it has already begun to power up your engine.

Economical driving mode

When your Buick is operating in an economical way, the Digital Cockpit will showcase this with a special symbol.

Outside temperature is below +39 °F (+4 °C)

When the temperature drops to near freezing or below, a snowflake will grace the top of your digital cluster as an overlay. This reminder lets you know that temperatures are at approximately +4°C (+39°F).

Service is due

It's time to take your vehicle in for a service! This notification light lets you know it’s essential that you schedule an appointment with a Retailer right away.

Take over the steering

If you notice the warning light flashing, it means that your hands have been off of the steering wheel for an extended period. Take back control and firmly grip the steering wheel to ensure the safe operation of your vehicle.

Autonomous Emergency Braking starts

The availability of Autonomous Emergency Braking (Front Assist) may be limited or temporarily disabled. Nevertheless, as long as the car is driven straight for a while and takes off again, it resumes its normal functioning once more. The indicator light turns off to show that everything is alright. If, however, the vehicle doesn't move at all, then the warning sign will remain lit up continuously.

Distance warning

The system is programmed to alert you when safety hazards arise due to driving too close behind another vehicle. To ensure optimal safety, it's essential that you drive at a sufficient distance from the car in front of you.

Eco-driving mode

With Eco mode, you can travel economically and with efficiency as the vehicle is shifted in an energy-saving fashion.

Normal driving mode

Whether you're cruising around town or whizzing down the highway, this mode gives a soft but high-performance ride for drivers and passengers alike. It strikes a perfect balance between comfort and control, making it the go-to setting for most drivers.

Individual driving mode

This warning light indicates that Individual Mode is active, so you can personalize vehicle systems to suit your preferences.

Sport driving mode

When this warning light turns on, you will be aware that the Sport Mode has been enabled and your vehicle is now ready to shift into high gear.

Offroad Custom driving profile

This warning light in Buick Enclave indicates whether the Offroad mode has been activated.

Offroad driving profile

When you switch to Offroad driving mode, both hill start assist and hill descent control become immediately active for your safety.

Bluetooth connection

When your cell phone is connected via Bluetooth, the Buick Enclave dashboard will display indications of this connectivity in the form of a Bluetooth symbol.

Mobile phone battery charge level

The symbol informs you of the battery level of your mobile device so that you can remain connected and informed.