Engine Cooling System Messages
ENGINE HOT A/C (AIR CONDITIONING) OFF
This message displays when the engine coolant becomes hotter than the normal operating temperature.
See Engine Coolant Temperature Gauge. 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 the 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
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.
Do not increase the engine
speed above normal idling speed.
See Engine Overheating for more information.
This message displays when the engine coolant temperature is too hot. Stop and allow the vehicle to idle until it cools down. If the message does not clear in a few minutes or if the overheat light stays on, shut the vehicle off and have it serviced before driving again.
See Engine Coolant Temperature Warning Light.
See Overheated Engine Protection Operating Mode for information on driving to a safe place in an emergency.
See also:
GM Mobility Reimbursement Program (U.S. and Canada)
This program is available to qualified applicants for cost reimbursement of eligible
aftermarket adaptive equipment required for the vehicle, such as hand controls or
a wheelchair/ scooter lift ...
Using Cruise Control on Hills
How well the cruise control works on hills depends on the vehicle speed, the
load, and the steepness of the hills. When going up steep hills, pressing the accelerator
pedal may be necessary to mai ...
Driver Safety Belt Reminder Light
There is a driver safety belt reminder light on the instrument panel
cluster.
When the vehicle is started this light flashes and a chime comes on to
remind drivers to fasten their safety belt ...






