What does it mean when the check engine light comes on in a Chevy Malibu?

Chevy Malibu Check Engine Light Flashing

Supplemental typical reasons for a Check Engine Light are damaged oxygen sensor, faulty emissions control part, a malfunction with the fuel injection system, faulty head gasket, dirty mass airflow sensor, or defective spark plugs to name a few.

What is the most common reason for check engine light?

The top 25 repairs account for 62% of all check engine repairs in the United States. Replacing a faulty oxygen sensor — a sensor used to optimize a vehicle's fuel-to-air mixture to increase gas mileage and reduce emissions — is the most common cause for a check engine light.

Why is my Chevy Malibu check engine light on?

If the check engine light in your Chevy Malibu starts flashing, that means that the problem needs immediate attention and your Chevy should be brought in expeditiously. This blinking light usually indicates a severe engine misfire allowing unburned fuel to be dumped into the exhaust system.

Is it OK to drive with check engine light on?

It's okay to drive the car if the check engine light is steady. But only if the vehicle's essential systems such as brakes and lights are operational. Keep a close eye on your car's dashboard warning lights, including the coolant temperature and oil pressure.

How much does it cost to get your check engine light checked?

On average, the fee to have an auto mechanic diagnose a check engine light is $100.

36 related questions found

What does a solid yellow check engine light mean?

The steady yellow light is telling you to take a look and fix the minor issue as soon as you can, but it's not usually serious. The flashing light means that your vehicle's engine is misfiring and you should investigate the problem immediately.

When should I be worried about check engine light?

Unlike a Temperature or Oil Pressure light, a Check Engine light is usually not an urgent, “Stop right now or you may cause permanent damage!” type of situation, unless it is flashing. If the check engine light is flashing, a more severe problem has occurred.

Can AutoZone turn off a check engine light?

Wondering if the local Autozone can turn off a check engine light? The answer is yes, but…

Will check engine light reset itself?

Your car's check engine light will reset itself after you repair the problem in most car models. But it may take some time. A car usually needs 10-20 successful cycles before it will reset the check engine light by itself.

Why is my engine light on but nothing seems wrong?

If nothing seems to be acting strange, then it is probably safe to drive it until you can get it into a mechanic. Sometimes the light may come on after fueling if the gas cap is a little loose. Or it could mean your catalytic converter needs to be inspected.

Can engine light come on for no reason?

Why Is My Check Engine Light On? The check engine light can come on for many reasons. For example, something as simple as a loose gas cap can trigger the warning. And major problems, such as failed internal engine components, can turn on the light, as well.

Can check engine light come on for low oil?

Low oil pressure is a common cause of a check engine light turning on, and it can seriously interfere with your car's performance. Usually, if this is the case, your oil light will also appear.

How long do you have to drive after clearing check engine light?

In general, you will need to drive between 50-100 miles after you clear your car's computer. Hopefully, this will get rid of the check engine light once and for all. If it doesn't, there may be a more critical factor causing this item to turn on.

Why is my check engine light on and car shaking?

An engine misfire—a problem that almost always causes an increase in hydrocarbon emissions —is one of the many reasons why the check engine light might illuminate (or start to flash). Usually, when the check engine light is on and the car is shaking, that means you're dealing with an engine misfire.

Is a solid check engine light serious?

If the engine light comes on solid, it may still be a reason for concern, however it doesn't immediately need to strike fear in your heart. A solid Check Engine Light can mean something like a loose gas cap, or it can indicate a more in-depth problem like a fuel, timing, or transmission issue.

How do I turn my check engine light off?

Turning the Ignition On and Off

The on-off method is the equivalent fix for a vehicle's check engine light. It forces the computer to refresh its saved state through a reboot. Simply place your key into the ignition and turn it on for 1-2 seconds, then turn it off for 1-2 seconds. Repeat this step three or four times.

How long does check engine light stay on after replacing gas cap?

How long does it take for the check engine light to go off after replacing gas cap? As soon as it's safe, pull over and make sure your gas cap is tight. Once you're back on the road, your check engine light should go off within 10 or 20 miles.

Can an overdue oil change cause check engine light?

Oil changes are essential maintenance for your car but it won't do anything that could trigger your check engine light to come on.

Does engine light mean oil change?

1. Your Car Needs an Oil Change. An illuminated check engine light is the first warning sign that your vehicle needs an oil change. It can activate because the oil is too dirty or when there's not enough flowing throughout the engine.

What does the Orange engine light mean?

One icon that you should never ignore is the orange, engine-shaped one that is usually found in the instrument cluster. It turns on when the car's onboard computer detects a problem. Contents. Oxygen sensor failure.

Can I drive with orange engine light on?

Can you drive a car with the engine light on? It's okay to drive for a few miles, but be sure to schedule an inspection of the engine as soon as possible. If the check engine light comes on while you're driving, don't panic! Pay attention and see if the car is driving any differently than normal.

How many times should your gas cap click?

Many manufacturers recommend tightening the fuel cap until it clicks three times, which is just a random number to make sure the cap is tight.

How do you fix a check engine light on a gas cap?

How to Reset the Warning Light Gas Cap That Is Loose or Missing

  1. Turn off your vehicle's engine. ...
  2. Step to the gas cap door. ...
  3. Replace the gas cap. ...
  4. Close the gas cap door. ...
  5. Use an OBD-II code scanner if the warning light does not disappear. ...
  6. Continue driving the vehicle.

Can you drive with a loose gas cap?

Driving without your gas cap will not harm your engine. Driving without your gas cap will not cause you to lose fuel. There is a flapper valve built into your car, and it will stop fuel from flowing out of your tank.

What problems does a check engine light mean?

The light could be a minor issue, such as a faulty gas cap, or it could mean something more serious, such as a misfiring engine. In many cases, it means that you'll be visiting the car dealer to repair the issue and get the light turned off.

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