Does Advance auto still check engine light?

We offer a variety of free services at our stores. Stop by your local store for free engine code scanning on most OBD II vehicles! We cannot guarantee the problem can be resolved during the visit, but we are happy to refer you to one of our local professional technicians if more comprehensive diagnosis is needed.

How to get a GM check engine light code?

GM Trouble Codes – Check Engine Light Codes 1 Connect scan tool to the 16-pin data link connector (DLC) located underneath the steering column. The connector may have a removable cover. 2 Turn the ignition on. 3 Follow scan tool manufacturer’s operating instructions to access the Diagnostic Trouble Codes (DTC’s).

What should I do if my check engine light is still coming on?

Put the keys in your ignition and turn your ignition on and off consecutively after a second in each step. Once it is done, see if the engine check light is still coming on or not. If the check light is off, you are ready to go, but if it is still coming on, get ready by reading the codes with a scanner instead. Let it Go Off Itself

What does code 12 on Check Engine light mean?

The ECMwill flash each code three times, and move on to the next. If you have no codes stored, it will keep flashing code 12. Code 12 simply tells you the ECM is not receiving any pulses from the distributor (since the car is not running). If you pull codes with a scantooland the car is running, this code will not show up.

What does it mean when service engine light comes on?

When the light comes on, a code is stored as the reason for triggering the light. When you take your car in to get it checked out, the mechanic hooks up a little diagnostic computer to your vehicle’s computer. They will then get a code and description that tells them what the issue is.

Why does my GM car light keep coming on?

Some just want to know how to get the light to go off. Either way, the process for resetting that light on a General Motors (GM) vehicle is the same for most cars. The light comes on because the computer in the car has found something wrong with one of the many sensors on the engine.

Why does the Check Engine light come on?

The dreaded “Check Engine” light on your dash is illuminated and taunting you. You fear the worst. You can’t afford a big repair bill, or worse, being without your car for an extended period. Thankfully, the light can come on for a variety of reasons, and not all of them involve the imminent collapse of your engine.

When does the service engine light come on?

Determine the type of error your car is reporting. A “Check Engine” or “Service Engine” light will illuminate in two ways. If the problem is minor, the light will come on, then go off again after a short drive.