E85 Or Flexfuel; Engine Oil Life System; Driving For Better Fuel; Economy - GMC YUKON 2017 Owner's Manual

26 In Brief

E85 or FlexFuel

FlexFuel Possible
Certain models are compatible with
E85 fuel. See E85 or
FlexFuel 0 265.

Engine Oil Life System

The engine oil life system calculates
engine oil life based on vehicle use
and displays a DIC message when
it is necessary to change the engine
oil and filter. The oil life system
should be reset to 100% only
following an oil change.
Resetting the Oil Life System
To reset the engine oil life system:
1. Display REMAINING OIL LIFE
on the DIC. See Driver
Information Center (DIC) 0 152.
2. Press and hold on the DIC.
The oil life will change
to 100%.
The oil life system can also be reset
as follows:
1. Display REMAINING OIL LIFE
on the DIC. See Driver
Information Center (DIC) 0 152.
2. Fully press the accelerator
pedal slowly three times within
five seconds.
3. If the display changes to 100%,
the system is reset.
See Engine Oil Life System 0 292.

Driving for Better Fuel

Economy

Driving habits can affect fuel
mileage. Here are some driving tips
to get the best fuel economy
possible.
Avoid fast starts and accelerate
smoothly.
Brake gradually and avoid
abrupt stops.
Avoid idling the engine for long
periods of time.
When road and weather
conditions are appropriate, use
cruise control.
Always follow posted speed
limits or drive more slowly when
conditions require.
Keep vehicle tires properly
inflated.
Combine several trips into a
single trip.
Replace the vehicle's tires with
the same TPC Spec number
molded into the tire's sidewall
near the size.