Pontiac 1999 Firebird Owner's Manual page 123

NOTICE:
It is not recommended that you raise or lower the
top while the vehicle is moving.
NOTICE:
Don't lower the top if it is damp or wet. When
the top is down, trapped water can cause stains,
mildew and damage to the inside of your vehicle.
Be sure to dry off the top before you lower it.
NOTICE:
It is not recommended to lower the top if your
vehicle is out in cold weather (0 _ F /
lower), or you may damage top components.
yellowblue
18 _ C or
-
2-67