GMC Dashboard Symbols and Warning Lights

GMC Symbols

So, what is that light on your dashboard? What follows is easily the most complete list available of symbols and warnings that may appear in and on your car’s dashboard or instrument cluster.

The following are warning lights and indicators found in vehicles built by GMC. Click the link to the right of each one to learn more.

How They Are Presented

They are roughly ordered by importance, which tends to be by color (red, amber, yellow, orange, green, blue, gray). There are  nearly 80 of them, so search carefully!

Need the symbols for another manufacturer? Click here!

Serious trouble or fault indicators
Charging System Trouble Indicator SymbolCharge system trouble indicator -- click for more
Brake Trouble IndicatorBrake trouble indicators -- click for moreBrake Trouble Indicator Canada
Brake fault indicatorMore brake trouble indicators -- click for moreBrake fault warning
Oil Trouble Indicator SymbolOil warning light -- click for more
Temperature Warning Light SymbolEngine temperature indicator -- click for more
SRS Air Bag Indicator SymbolAir bag warning indicator -- click for more
Security Lock IndicatorSecurity indicator -- click for more
Steering Trouble IndicatorElectronic power steering trouble indicator -- click for more
Parking Brake Engaged IndicatorPark brake indicators -- click for moreElectric Park Brake Indicator
Service Electric Parking BrakeElectric park brake trouble indicator -- click for more
Common or routine indicators
Seat Belt Reminder SymbolSeat belt reminders -- click for morePassenger seat belt reminder
Rear seat belts indicatorSecond, third row seat belt indicator -- click for moreRear Seat Safety Belt Warning
Door Ajar Warning IndicatorDoor ajar indicator -- click for more
Low Fuel IndicatorLow fuel indicator -- click for more
Windshield Washer Fluid Low IndicatorLow washer fluid indicator -- click for more
Trouble or fault indicators
Check engine lightCheck engine light -- click for more
Stacility controlStability control indicator -- click for more
Slip Control Off IndicatorStability control off indicator -- click for more
Traction Control System Warning LightTraction control indicator -- click for more
Tire Pressure Monitor SymbolTire pressure monitor indicator -- click for more
ABS Trouble Indicator CanadaAnti-lock brake system fault indicator -- click for more
Driver assist systems indicators
Super cruise indicatorSuper cruise status indicator -- click for more
Vehicle detected indicatorForward alert indicator -- click for more
Lane Departure WarningLane keeping indicators -- click for moreLane keeping assistLane Departure Indicator
Pedestrian detected indicatorPedestrian warning indicator -- click for more
Attention alertDriver monitoring indicator -- click for more
Grade assist 2Hill descent and terrain mode indicators -- click for moreCrawl Control Indicator Symbol
Crab walk indicatorCrabWalk indicator -- click for more
Active Cruise Control SymbolAdaptive cruise control indicators -- click for moreDistance setting indicator
Adaptive cruise control indicatorMore adaptive cruise control indicators -- click for moreCurve speed adapt
Accessory and special feature indicators
Cruise Control Indicator SymbolCruise control indicator -- click for more
Auto start stop symbolAuto start stop indicator -- click for more
Speed limiter indicaterSpeed limiter indicator -- click for more
Sport mode 2Drive mode indicators -- click for moreOff road mode indicator
Shift mode indicatorMore drive mode indicators -- click for moreSport mode indicatorBaja mode
Frost Warning IndicatorSnow mode indicators -- click for moreWeather mode indicator
Haul (towing) IndicatorTow mode and control indicators -- click for moreTow mode indicatorSway control indicator
Suspension setting indicatorSuspension settings and fault indicators -- click for moreSuspension mode indicator
Air suspension upMore suspension settings and fault indicators -- click for moreSuspension service modeAir suspension down
Four wheel steering fault indicatorFour wheel steering indicator -- click for more
All Wheel Drive DisabledAll wheel drive indicators -- click for moreElectric all wheel drive trouble indicatorElectric all wheel drive indicator
4w drive mode a4 wheel drive mode indicators -- click for more2 wheel drive4 wheel drive high
Up Shift IndicatorUp shift light indicator -- click for more
Electric vehicle indicators
EV system fault indicatorEV system fault indicator -- click for more
Power Limitation IndicatorReduced power indicators -- click for moreHigh Voltage System Fault
Hybrid Warning IndicatorBattery fault indicator -- click for more
EV charge warningEV charge indicator -- click for more
Charge cord connectedCharge indicator -- click for more
Diesel vehicle indicators
Glow Plug Indicator SymbolGlow plug indicator -- click for more
Diesel Exhaust FilterDiesel exhaust fluid warning indicator -- click for more
Lighting indicators
High beam assistantAutomatic high beam indicator -- click for more
Tail Light Indicator CanadaPark lamps on indicator -- click for more
Fog Lamp Indicator SymbolFog lamp indicator -- click for more
Turn Signal IndicatorTurn signal indicator -- click for more
High Beam On IndicatorHigh beam indicator -- click for more

Models examined include Acadia, Canyon, Hummer, Savana, Sierra, Terrain, and Yukon.

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Remember that only proper service and repair procedures will ensure the safe and reliable operation of your car. In addition, proper safety procedures and precautions, such as the  use of safety goggles, the right tools and the equipment should be followed at all times to eliminate the possibility of personal injury or improper service which could damage the vehicle or compromise its safety.

These posts are for information sharing purposes only, and should not be used in lieu of an OEM service manual or factory authorized service procedure. We are not in the auto repair business nor do we publish automotive service manuals. Nothing we include on these pages and posts has been reviewed, approved or authorized by any vehicle manufacturer.

Technology is always changing and what is current and accurate today may be literally out-of-date and inaccurate tomorrow. And when it comes to the current state of flux in the auto industry, nothing is more true.

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