Chevrolet 2007 Colorado Owner's Manual page 389

Step 2. To let air-pressure out of a tire you
can use the pointed end of the valve cap,
a pencil-style air pressure gage, or a key.
6. Proceed to the passenger's side front tire,
and repeat the procedure in Step 5.
7. Proceed to the passenger's side rear tire,
and repeat the procedure in Step 5.
8. Proceed to the driver's side rear tire, and
repeat the procedure in Step 5.
9. After hearing the confirming horn chirp for the
driver side rear tire, check to see if the TPMS
low tire warning light and the DIC LOW TIRE
messages have turned off. If yes, the TPMS
sensors have been relearned. Turn the ignition
switch to LOCK.
If the low tire warning light and the DIC SERV
TPM messages are on after completing Step 5
for the driver side rear tire, the sensor relearn
process has not been successful. Turn the
ignition switch to LOCK and repeat the
matching process beginning with Step 2.
10. Set all four tires to the recommended air
pressure level as indicated on the Tire and
Loading Information label.
11. Put the valve caps back on the valve stems.
Federal Communications
Commission (FCC) and Industry
and Science Canada
The Tire Pressure Monitor System (TPMS)
operates on a radio frequency and complies with
Part 15 of the FCC Rules. Operation is subject
to the following two conditions:
1. This device may not cause harmful
interference.
2. This device must accept any interference
received, including interference that may
cause undesired operation.
The Tire Pressure Monitor System (TPMS)
operates on a radio frequency and complies with
RSS-210 of Industry and Science Canada.
Operation is subject to the following two conditions:
1. This device may not cause interference.
2. This device must accept any interference
received, including interference that may
cause undesired operation of the device.
Changes or modifications to this system by
other than an authorized service facility could
void authorization to use this equipment.
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