Low Coolant; Engine Overheated; Check Coolant Temp; Reduced Engine Power - GMC 2001 Sierra 1500 Pickup Owner's Manual

Low Coolant

The engine may overheat. See "Engine Coolant" in the
Index and have your vehicle serviced as soon as you can.

Check Coolant Temp

Check the coolant temperature gage and the coolant
level. See "Engine Coolant" and "Engine Coolant
Temperature Gage" in the Index. See "Engine
Overheating" in the Index for further information.
2-102
This message is displayed
when the cooling system is
low on coolant.
This message is displayed
when the cooling system
temperature gets hot.

Engine Overheated

This message will be displayed after the air conditioning
system has automatically turned off for the engine
coolant protection mode. See "Engine Overheating" in
the Index for further information.

Reduced Engine Power

(V8 Gasoline Engines Only)
If your vehicle is equipped with the 8.1L engine, this
light may come on because of an electronic throttle
control system fault. See "Engine Overheating" in
the Index for further information.
This message is displayed
when the cooling system
temperature gets too hot.
This message is displayed
when the cooling system
temperature gets too hot and
the engine further enters
the engine coolant
protection mode.