Cadillac 1993 Eldorado Owners Literature page 83

.
..
. .
P
r
F
P
.
Use round end of
the door key, or a
quarter to rotate
cover
counterclockwise
1/16 of a turn.
2. Remove battery
and replace with
CR2025 or
equivalent. Using
the wrong
size
battery can damage
the transmitter.
69