Pontiac 1993 Sunbird Owner's Manual page 54

Forward Gears
D (Drive)
:
This position is for normal
kiving.
1
(Second Gear): This position gives
{ou more power but lower fuel
xonomy. You can use
2
on hills. It can
lelp control your speed as you go down
;teep mountain roads, but then you
vould also want to use your brakes off
md on.
NOTICE:
Don't drive in
2
(Second Gear) for
more than 5 miles (8 lun)
,
or at
speeds over 55 mph (88 km/h)
,
or
you can damage your transaxle.
Use D as much as possible.
Don't shift into
2
unless you are
going slower than 65 mph
(105 lun/h), or you can damage
your engine.
1
(First Gear): This position gives you
even more power (but lower fuel
economy) than
2.
You can use it on
very steep hills, or in deep snow or
mud. If the selector lever is put in 1, the
transaxle won't shift into first gear until
the vehicle is going slowly enough.
NOTICE:
If your front wheels can't rotate,
don't
try to drive. This might
happen if you were stuck in very
deep sand or mud or were up
against a solid object. You could
damage your transaxle.
Also, if you stop when going uphill,
don't hold your vehicle there with
only the accelerator pedal. This
could overheat and damage the
transaxle. Use your brakes or shift
into P (Park) to hold your vehicle
in position on a hill.
3.1L
V6 Engine:
Maximum engine speed is limited to
protect driveline components
from
improper operation.