Cadillac 2007 DTS - Manual (Page 95)

4. Snap the front and the back of the transmitter
together tightly so moisture does not get in.
5. Test the operation of the transmitter with the
vehicle.
To replace the battery in the RKE transmitter do
the following:
1. Use a flat object with a thin edge into the
notch, located above the metal base, and
separate the bottom half from the top half of
the transmitter.
2. Remove the old battery, but do not use a
metal object to do this.
3. Slide the new battery into the transmitter with
the positive side of the battery facing up. Use a
type CR2032 battery, or equivalent type.
4. Snap the front and the back of the transmitter
together tightly so moisture does not get in.
5. Test the operation of the transmitter with the
vehicle.
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