Selecting the Right Schedule
First you’ll need to decide which of the two schedules is
right for your vehicle. Here’s how to decide which
schedule to follow:
Schedule
I
Is
any one
of
these true for your vehicle?
0
Most trips are less than
4
miles
(6
km).
0
Most
trips are less than
10
miles
(
16
km)
when
outside temperatures are below freezing.
The engine is at low speed most of the time (as in
door-to-door delivery, or in stop-and-go traffic).
0
You operate your vehicle in dusty areas.
0
You tow a trailer.
If any one
(or
more) of these
is
true for your driving,
follow Schedule I.
Schedule
I1
Follow Schedule I1
only
if
none of the above conditions
is true.
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