GMC Terrain Computer

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6 discussions

Limp Mode, Code P2138

2014 GMC TERRAIN

The Car Drives Fine Then It Goes Into Safe Mode, Loses Power And Reduced Engine Power, Disabling Traction Control, Service Stabilitrak...

1 ANSWER

1 IMAGE

Asked by mwilsing

2013 GMC TERRAIN

This Popped Up In Message Center “reduce Engine Power”. Now The Car Won’t Start And When I Put A Code Reader On It All Kinds Of Codes...

1 ANSWER

Asked by CAM61

2012 GMC TERRAIN

It All Started With A Service Stabil Trac And Reduced Engine Power The Codes I Received Were P0191fuel Rail Pressure Sensor And P0506 Idle...

3 ANSWERS

6 IMAGES

Asked by ddschmidt50

2011 GMC TERRAIN

I Had Replaced My High-pressure Fuel Pump And Now I Need To Replace My Fuel Pump Module But Can’t Seem To Find Where It Is Located.

1 ANSWER

3 IMAGES

Asked by Jmhern

2011 GMC TERRAIN

Installed A New Programed Ecm, Tried To Program Key To New Ecm But The Anti-theft Light Does Not Stay On When I Put Key In The On Position....

10 ANSWERS

1 IMAGE

Asked by Shelly Meador

2010 GMC TERRAIN

Upon Cranking It Continues To Turn Over When You Let Go Of The Key(in The Run Position). Radio Takes A Minute To To Come On. Then Service...

2 ANSWERS

Asked by Shawncourse

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