GMC Sierra Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
9234758) - 2016 - crc - 11/9/15
454
Service and Maintenance
keep the vehicle in good working
condition, improves fuel economy,
and reduces vehicle emissions.
Because of the way people use
vehicles, maintenance needs vary.
There may need to be more
frequent checks and services.
Normal Service
All maintenance services, including
those listed under Additional
Required Services, are for
vehicles that:
.
Carry passengers and cargo
within recommended limits on
the Tire and Loading Information
label. See
Vehicle Load
Limits
0
269
.
.
Are driven on reasonable road
surfaces within legal driving
limits.
.
Use the recommended fuel. See
Fuel
0
317
.
Severe Service
In addition to the normal service
schedule, some vehicles require
service more often. Severe service
is for vehicles that are:
.
Mainly driven in heavy city traffic
in hot weather.
.
Mainly driven in hilly or
mountainous terrain.
.
Frequently towing a trailer.
.
Used for high-speed or
competitive driving.
.
Used for taxi, police, or delivery
service.
{
Warning
Performing maintenance work can
be dangerous and can cause
serious injury. Perform
maintenance work only if the
required information, proper tools,
and equipment are available.
If they are not, see your dealer to
have a trained technician do the
work. See
Doing Your Own
Service Work
0
357
.
Maintenance
Schedule
Owner Checks and Services
At Each Fuel Stop
.
Check the engine oil level. See
Engine Oil
0
363
.
Once a Month
.
Check the tire inflation
pressures. See
Tire
Pressure
0
408
.
.
Inspect the tires for wear. See
Tire Inspection
0
414
.
.
Check the windshield washer
fluid level. See
Washer
Fluid
0
379
.
Engine Oil Change
When the CHANGE ENGINE OIL
SOON message displays, have the
engine oil and filter changed within
the next 1 000 km/600 mi. If driven
under the best conditions, the
engine oil life system may not
indicate the need for vehicle service
for up to a year. The engine oil and
filter must be changed at least once
