Short Trip/City Definition; Short Trip/City Intervals - GMC 1997 Suburban Owner's Manual

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Maintenance Schedule
I
Short TripKity Definition
--
Gasoline Engines
I
Follow the Short Trip/City Maintenance Schedule if any
one of these conditions is true for your vehicle:
0
Most trips are less than 5 to 10 miles
(8 to 16
km).
This is particularly important when outside
temperatures are below freezing.
driving in stop-and-go traffic).
frequently.
your vehicle.
or other commercial application.
Most trips include extensive idling (such as frequent
You operate your vehicle in dusty areas or off-road
You frequently tow a trailer or use a carrier on top of
If the vehicle is used for delivery service, police, taxi
One o f the
reasons
you should follow
this
sclwiule
i f
you
operate your vehicle under any of these conditions is tlwt
these conditions cause engine oil to break down soomx
I
Short Trip/City Intervals
--
Gasoline Engines
I
Every 3,000 Miles (5 000 km): Engine Oil and Filter
Change (or 3 months, whichever occurs first). Chassis
Lubrication (or 3 months, whichever occurs first). Drive
Axle Service (or 3 months, whichever occurs first).
Short TripKity Intervals
--
Gasoline Engines
Every 6,000 Miles (10 000 km): Tire Rotation.
Every 15,000 Miles (25 000 km): Shields and Underhood
Insulation Inspection (GVWR above 8,500 lbs. only).
Front Wheel Bearing Repack (2WD only) (or at each
brake relining, whichever occurs fvst).
Every 30,000 Miles (50 000 km): Fuel Filter Replacement.
Every 50,000 Miles (83 000 km): Automatic
Transmission Service (severe conditions only).
Every 60,000 Miles (100 000 km): Engine Accessory
Drive Belt Inspection. Fuel Tank, Cap and Lines
Inspection. Exhaust Gas Recirculation System
Inspection. Evaporative Control System Inspection.
Every 100,000 Miles (166 000 km): Spark Plug Wire
Inspection. Spark Plug Replacement. Positive
Crankcase Ventilation (PCV) Valve Inspection.
Every 150,000 Miles (240 000 km): Cooling System
Service (or every 60 months, whichever occurs first).
These intervals only summarize maintenance services.
Be sure tofidlow the complete maintenance schedule
on the following pages.
n
m

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