Engine cooling system messages, Engine cooling system, Messages -41 – GMC 2012 Sierra User Manual

Page 179

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Black plate (41,1)

GMC Sierra Owner Manual - 2012 - CRC - 11/15/11

Instruments and Controls

5-41

HOOD OPEN

This message displays and a chime
may sound if the hood is not fully
closed. Stop and turn off the
vehicle, check the hood for
obstructions, and close the hood
again. Check to see if the message
still appears on the DIC.

LEFT REAR DOOR OPEN
(Crew Cab)

This message displays and a chime
may sound if the driver side rear
door is not fully closed and the
vehicle is shifted out of P (Park).
Stop and turn off the vehicle, check
the door for obstructions, and close
the door again. Check to see if the
message still appears on the DIC.

PASSENGER DOOR OPEN

This message displays and a chime
may sound if the front passenger
door is not fully closed and the
vehicle is shifted out of P (Park).
Stop and turn off the vehicle, check

the door for obstructions, and close
the door again. Check to see if the
message still appears on the DIC.

RIGHT REAR DOOR OPEN
(Crew Cab)

This message displays and a chime
may sound if the passenger side
rear door is not fully closed and the
vehicle is shifted out of P (Park).
Stop and turn off the vehicle, check
the door for obstructions, and close
the door again. Check to see if the
message still appears on the DIC.

Engine Cooling System
Messages

Notice: If you drive the vehicle
while the engine is overheating,
severe engine damage may
occur. If an overheat warning
appears on the instrument panel
cluster and/or DIC, stop the
vehicle as soon as possible.
See Engine Overheating on
page 10‑22
for more information.

ENGINE HOT A/C (Air
Conditioning) TURNED OFF

This message displays when the
engine coolant becomes hotter than
the normal operating temperature.
See Engine Coolant Temperature
Gauge on page 5‑16
. To avoid
added strain on a hot engine,
the air conditioning compressor
automatically turns off. When the
coolant temperature returns to
normal, the air conditioning
compressor turns back on. You can
continue to drive your vehicle.

If this message continues to appear,
have the system repaired by your
dealer as soon as possible to avoid
damage to the engine.

ENGINE OVERHEATED IDLE
ENGINE

This message displays when the
engine coolant temperature is too
hot. Stop and allow the vehicle to
idle until it cools down. See Engine
Coolant Temperature Gauge on
page 5‑16
.

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