answersLogoWhite

0

The check engine light sets a code for diagnostics and you need a code reader. Most auto parts stores sell code readers and most will check the codes for free.

User Avatar

Wiki User

∙ 12y ago

What else can I help you with?

Related Questions

How do you reset service engine soon light on 2003 Chevy trailblazer?

How do I reset the service engine light on a 2003 Chevy Trailblazer?


Check engine light is on engine bogs down 2002 Chevy trailblazer?

There are pages and pages of things that can cause a check engine light. You need to have it checked with a scantool. Then the code can be diagnosed and repaired.


Why Service engine light is on?

can you tell me why my 1999-2000 Chevy trailblazer light is on


What can be a problem when service engine light is on on a 2003 chevy trailblazer?

When service engine light is on on a 2003 Chevy Trailblazer, the problem could be a faulty thermostat, a circuit range performance problem, or any other problem.


How do you reset check engine light soon on 2003 Chevy trailblazer?

If you don't have a code reader you can disconnect the battery cable for a couple of minutes and that will reset the light


03 Chevy Trailblazer check engine light is on and has a high idle and rpm won't go below 2?

It sounds like your fan clutch is bad.


Why is your 2003 Chevy Trailblazer missing?

Take it to a local PepBoys they can scan if you have a check engine light on and from there I can help you more with diagnosing a misfire incase you have multiple problems


Will the headlights cause check engine light to come on in 2003 trailblazer?

No


How do you check for check engine light codes for a 2005 Chevrolet trailblazer?

With a scan tool.


How do you check the service engine soon light on Chevy trailblazer?

With a code reader. Have your local auto parts store read the code(s). They provide this service for free.


What do you do if the check engine light comes back on after replacing the speed sensor?

I had all sensors replaced in my 03 Trailblazer and the check engine light stiil comes on. Why?


How do you reset check engine light for the 2009 Chevy trail blazer?

How do you reset check engine light for the 2009 Chevy trail blazer?

Trending Questions
What is wrong if my Manual transmission will not go into reverse? How much does it cost to replace a CV joint on a 1996 GMC Jimmy? Where is the camshaft position sensor located on a 1999 Dodge Intrepid 2.7 and what do you have to do to change it correctly? What is the spark plug gap on a 1998 Chevy 5.7 liter? 2000 kia sportage tail light fuse keep blowing? What engine uses pz19 oil filter? Why does Engine management light on Mazda 2? How do you take the catalytic converter out of the 2012 Harley Davidson exhaust pipe? How do you remove the clutch on the ac compressor of a 1999 Villager? How often are spark-plugs needed for 2006 Chevy Cobalt? What does a picture of a light bulb with a exclamation point mean? What is the Security warning in instrument panel? What would cause a 2000 Blazer to vibrate when you accelerate above 45mph and then stop vibrating when you stop accelerating? A device used to clean exhaust gases before they exit an automobile's tailpipe is called? Is there a fuel switch in a 2005 neon that you can reset? Does the battery need to be disconnected when replacing a fuel cut off switch on a 2003 Ford Explorer Sport? How do you replace the drive belt on a Kubota t1670 lawn tractor? What are the benefits for a company to use search engine optimisation services? You have a 1991 ford explorer my battery idiot light just came on and the amps gauge is showing 10 amps the car starts and ruNsbut the ac doesnt work is this related what do you do? Where is the ground connection at other than the battery on a 97 buick lesabre?