See also:

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 ...

Trailer Towing Weights (Maximum Trailer Weight Ratings)
The following chart provides the maximum trailer weight ratings towable for your given drivetrain. ...

Extreme Cold Weather (Below –20°F Or 29°C)
To ensure reliable starting at these temperatures, use of an externally powered electric engine block heater (available from your authorized dealer) is recommended. ...