Cadillac SRX Owner's Manual page 315

The TPMS sensor matching
process is:
1. Set the parking brake.
2. Place the vehicle power mode in
ON/RUN/START. See
3. Make sure the Tire Pressure info
display option is turned on. The
info displays on the DIC can be
turned on and off through the
Settings menu. See
.
4. Use the five-way DIC control on
the right side of the steering
wheel to scroll to the Tire
Pressure screen under the DIC
info page. See
.
5. Press and hold the SEL button
in the center of the five-way DIC
control.
The horn sounds twice to signal
the receiver is in relearn mode
and the TIRE LEARNING
ACTIVE message displays on
the DIC screen.
6. Start with the driver side
.
front tire.
7. Place the relearn tool against
the tire sidewall, near the valve
stem. Then press the button to
activate the TPMS sensor.
A horn chirp confirms that the
sensor identification code has
been matched to this tire and
wheel position.
8. Proceed to the passenger side
front tire, and repeat Step 7.
9. Proceed to the passenger side
rear tire, and repeat Step 7.
10. Proceed to the driver side rear
tire, and repeat Step 7. The
horn sounds two times to
indicate the sensor
identification code has been
matched to the driver side rear
tire, and the TPMS sensor
matching process is no longer
active. The TIRE LEARNING
ACTIVE message on the DIC
display screen goes off.
11. Shut the ignition off.
12. Set all four tires to the
recommended air pressure
level as indicated on the Tire
and Loading Information label.
We recommend that the tires,
including the spare tire, if the
vehicle has one, be inspected
for signs of wear or damage at
least once a month.
Replace the tire if:
The indicators at three or
more places around the tire
can be seen.
There is cord or fabric
showing through the tire's
rubber.