Buick 1994 Roadmaster Owner's Manual page 127

NOTICE:
If you keep driving your vehicle with this light on,
after a while the emission controls won't work as
well, your fuel economy won't be as good and
your engine may not run as smoothly. This could
lead to costly repairs not covered by your
warranty.
66Battery99 Light
VOLTS
When you turn the key to
"Run," this light will come
on briefly, to show that
your alternator and battery
charging systems are
working.
If the light stays on, you need service, and you should
take your Buick to the dealer at once. To save
your
battery until you get there, turn
off
all accessories. and
set your air system to "OFF."
Gate Ajar Light
GATE
AJAR
L
Your wagon has
a
Gate
Ajar warning light. It
should come on when the
tailgate is opened as a door.
It will stay on until the
tailgate has been fully
closed. It does not come on
when the tailgate has been
opened as a gate.