You can reset the Low Tire Pressure Light in a 2011 Dodge Grand Caravan by following these steps:
1. Turn on the ignition.
2. Press the "Settings" button on the steering wheel.
3. Select "Vehicle".
4. Select "Tire Pressure Monitoring System".
5. Select "Reset".
The Low Tire Pressure Light should turn off.
Note: If the Low Tire Pressure Light does not turn off, there may be a problem with the tire pressure monitoring system. You should have the system checked by a qualified mechanic.