See also:

Winter Operation4
When operating the system during the winter months, make sure the air intake, located directly in front of the windshield, is free of ice, slush, snow, or other obstructions. ...

General Information
The Sentry Key system complies with FCC rules Part 15 and with RSS-210 of Industry Canada. Operation is subject to the following conditions: • This device may not cause harmful interference. â ...

Required Maintenance Intervals
Refer to the Maintenance Schedules on the following pages for the required maintenance intervals. WARNING! • You can be badly injured working on or around a motor vehicle ...