Daytime Running Lamps Indicator Light - GMC SIERRA CK2 1999 Owner's Manual

Up Shift Light (If Equipped)
The SHIFT indicator light will help you get the best fuel
economy. See "Shift Light" or "Shift Speeds" in this
section for more information.

Daytime Running Lamps Indicator Light

When it begins to get dark, the DRL indicator light is a
reminder to turn on your headlamps.
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This light is used on
some models with
manual transmissions.
This light goes on
whenever the DRL
are on.
Check Gages Light
If the light comes on and stays on while you are driving,
it could indicate a problem with your vehicle. It could be
a problem with your oil pressure, coolant temperature,
or some other problem. Check your various gages to see
if they are in the warning zones. If they are, have your
vehicle serviced right away.
This light will come on
briefly when you are
starting the engine.
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