GMC Sierra Warning Lights

Browse GMC Sierra Warning Lights questions and answers. Choose a question that matches your symptoms.

104 discussions

Is A Bidirectional Scan Tool Needed For Routine...

2021 GMC SIERRA
For The Following Maintenance Activities, Is A Bidirectional Scan Tool Needed? A. Brake System Flush, Using A Pressure Bleeder. B....
11 ANSWERS
Asked by 43zx2

Service Trailer Brake System And More?

2017 GMC SIERRA
The Vehicle Belongs To A Friend, Sierra 1500. The Problem Began With The "service Trailer Brake System" Message Being Displayed On...
3 ANSWERS
1 IMAGE
Asked by BLAZ85

Codes P16E9-00, P0128-00, And P0700-00, Check Engine...

2016 GMC SIERRA
Is Drivable Only A Few Miles And Then You Can’t Drive Over 35 Mph. We Change The Thermostat And The Temperature Sensor Also The Cooling...
4 ANSWERS
1 IMAGE
Asked by Alvregon

No Service Light On

2016 GMC SIERRA
There Is No Service Light On, But Truck Is Not Running Well. New Spark Plugs, O2 Sensor Upper/lower, Transmission Fluid/filter Change About...
18 ANSWERS
Asked by MySierra16

Check Engine Light Throttle Body Code?

2013 GMC SIERRA
Recently Changed One Catalytic Converter And Obd Scanner Says Throttle Body Code Will Not Pass Inspection Any Help Would Be Appreciated
1 ANSWER
Asked by TJMowbray

Stability Track Light On Goes Into Limp Mode

2013 GMC SIERRA
Stability Track Light On Disconnected Battery Overnight Truck Worked Fine No Light On, Then After Driving For 5 Minutes Or Less Light Back...
1 ANSWER
4 IMAGES
Asked by Blanco68

Service Stable Trac Light On Dash?

2011 GMC SIERRA
Service Stable Trac.
1 ANSWER
Asked by william123anita

Stabilitrak Light Is On And Sometimes It Is Hard To...

2011 GMC SIERRA
I Have To Press On The Brake A Few Times Then It Will Go Into Drive Or Reverse.
1 ANSWER
Asked by kimlerk

Battery Drains Over Night With Check Engine Light

2011 GMC SIERRA
It All Started With My Old Battery Being Drained. Charged It Up To See If It Would Turn Over. It Did Not So I Got A New Battery. Put It In....
1 ANSWER
Asked by Saskwatch

Stabilization Traction Warning Light, What Does This...

2009 GMC SIERRA
Hi, I Own A 2009 Gmc Sierra Sle, When I Left My Work I Noticed The Warning For The Stabilization Tracking Reduced Engine Power, I Can Only...
1 ANSWER
Asked by poppies

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