answersLogoWhite

0


Best Answer

It is on because the ECU has detected a problem with the emissions system on the vehicle. A scan of the ECU with an OBD2 scanner will tell you where to start looking for the problem.

User Avatar

Wiki User

6y ago
This answer is:
User Avatar

Add your answer:

Earn +20 pts
Q: What causes a emissions light to come on in a 2012 GMC Terrian?
Write your answer...
Submit
Still have questions?
magnify glass
imp
Related questions

What actors and actresses appeared in Electoral Emissions - 2012?

The cast of Electoral Emissions - 2012 includes: Joe Holt as Mechanic Justin Welborn as Valet America Young as Woman


Why did the painter of light die?

Thomas Kincade died on April 6, 2012 at the age of fifty-four of reportedly natural causes.


How wide is the 2012 Nissan LEAF?

The 2012 Nissan LEAF is 5 ft. 9.7 in. (69.7 in.)Zero Emissions" Graphic wide."


What are the release dates for Nocturnal Emissions - 2010 Danni Lyons 4-5?

Nocturnal Emissions - 2010 Danni Lyons 4-5 was released on: USA: 20 May 2012


What are the release dates for Light - 2012?

Light - 2012 was released on: USA: 6 June 2012 (internet)


What are the release dates for Lake of Light - 2012?

Lake of Light - 2012 was released on: USA: May 2012


What causes 2012?

2011.


What are the release dates for Salt and Light - 2012?

Salt and Light - 2012 was released on: USA: 15 August 2012


What are the release dates for Speaking with Light - 2012?

Speaking with Light - 2012 was released on: USA: 2012 (IDFA Festival)


What are the release dates for The Cold Light of Night - 2012?

The Cold Light of Night - 2012 was released on: USA: 3 April 2012


What are the release dates for Light Me Up - 2012?

Light Me Up - 2012 was released on: USA: 10 May 2012 (Orange, California)


What are the ratings and certificates for Light of the World - 2012?

Light of the World - 2012 is rated/received certificates of: UK:PG