Pontiac 1993 Grand Am Owner's Manual page 264

I
Schedule I
Is any one of these true for your vehicle?
Most trips are less than 4 miles (6
km).
Most trips are less than 1 0 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.
You tow a trailer. (With some models you shouldn't ever
If any one (or more) of these is true for your driving, follow
tow a trailer. See the I d e x under Towing
a
Trailer.)
Schedule I.
Schedule I/
Follow Schedule IT only if none of the above conditions is
true.
2 6 3