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The check engine light is triggered by the vehicle's computer when a fault is sensed. Have your computer scanned for the trouble codes. An OBDII scanner will be necessary, there are some auto parts stores that will scan free of charge.

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โˆ™ 2008-10-22 17:24:00
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Q: Why is check engine light coming on and staying on in my 2005 gm envoy?
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Related questions

How do you get the check engine light codes on a 2004 GMC envoy?

With an OBD2 scan tool.


Why would the check engine light come on with a 2004 GMC envoy?

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.


How do you reset the check engine in your car 2003 GMC Envoy?

Have vehicle scanned to determine the problem and have codes cleared


2003 Envoy. Why is the reduced engine power and check engine light on while operating in limp home mode?

have vehicle scanned to determine the problem


Why are the brake lights staying on even when you turn the car off on your 2002 GMC Envoy?

It could be as simple as the brakelight switch. www.trailvoy.com All the answers for your Envoy and Trailblazer


Service Engine Soon light on 2004 Envoy XUV go on?

Get a code reader from Autozone or a friend and plug it into the OBDII connection to read what code caused the check engine light to illuminate. A flashing check engine light indicates to NOT drive any further.


Location of check engine plug on a 2003 envoy?

The obdII connection is on the right side of the steering column mounted on the edge of the the lower dash panel.


Why is Engine light on 2005 Envoy?

There are pages and pages and items that can cause a check engine light. You need to have it checked for codes with a scan tool. After repair light can be shut off with scan tool.


How do you repair gas gauge in 2005 envoy?

my engine light came on i had the fan belt replace and the light never stop coming on after paying 450.00, about two months later the gas gage stop working how do i know what's happening with my gmc envoy 2005?


Why is the reduced engine light and service engine soon light on in my 2003 envoy?

There are pages and pages and items that can cause a check engine light. You need to have it checked for codes with a scan tool. After repair light can be shut off with scan tool.


What does low engine power mean in a 2004 GMC Envoy?

Reduced engine power may be many things but the reduced engine power will also throw a trouble code. Get that information to diagnose your problem. If the check engine light is on steady it is usually OK to drive however if it is flashing you must shut the engine off. A rich running condition will cause your catalytic converter to overheat and melt. www.trailvoy.com All the answers for your Envoy and more!


Why does services engine light stay on and cruise control doesn't work on a 2003 GMC Envoy?

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.

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