Engine Oil Messages; Engine Power Messages; Fuel System Messages - GMC Acadia Denali 2015 Owner's Manual

Engine Oil Messages

CHANGE ENGINE OIL SOON
This message displays when
service is required for the vehicle.
See your dealer. See Engine Oil on
page 10-7 and Maintenance
Schedule on page 11-3.
Acknowledging the CHANGE
ENGINE OIL SOON message will
not reset the OIL LIFE REMAINING.
See Oil Life under Driver
Information Center (DIC) on
page 5-23 and Engine Oil Life
System on page 10-9.
ENGINE OIL LOW
On some vehicles, this message
displays when the engine oil level
may be too low. Check the oil level
before filling to the recommended
level. If the oil is not low and this
message remains on, take the
vehicle to your dealer for service.
See Engine Oil on page 10-7.
OIL PRESSURE LOW STOP
ENGINE
This message displays when the
vehicle's engine oil pressure is low.
The oil pressure light also appears
on the instrument cluster. See
Engine Oil Pressure Light on
page 5-21.
Stop the vehicle immediately, as
engine damage can result from
driving a vehicle with low oil
pressure. Have the vehicle serviced
by your dealer as soon as possible
when this message is displayed.

Engine Power Messages

ADD OIL
ENGINE POWER IS REDUCED
This message displays and a chime
sounds when the cooling system
temperature gets too hot and the
engine further enters the engine
coolant protection mode. See
Engine Overheating on page 10-16
for further information.
Instruments and Controls
This message also displays when
the vehicle's engine power is
reduced. Reduced engine power
can affect the vehicle's ability to
accelerate. If this message is on,
but there is no reduction in
performance, proceed to your
destination. The performance may
be reduced the next time the vehicle
is driven. The vehicle may be driven
at a reduced speed while this
message is on, but acceleration and
speed may be reduced. Anytime
this message stays on, the vehicle
should be taken to your dealer for
service as soon as possible.

Fuel System Messages

FUEL LEVEL LOW
This message displays and a chime
sounds if the fuel level is low. Refuel
as soon as possible. See Fuel
Gauge on page 5-11 and Fuel on
page 9-41 for more information.
5-35