To Unlock The Doors

Press and release the UNLOCK button on the RKE transmitter once to unlock the driver’s door, or twice to unlock all doors. The turn signal lights will flash to acknowledge the unlock signal. The Illuminated Entry system (if equipped) will also turn on.

See also:

REVERSE
This range is for moving the vehicle backward. Shift into REVERSE only after the vehicle has come to a complete stop. ...

Gross Vehicle Weight Rating (GVWR)
The GVWR is the total allowable weight of your vehicle. This includes driver, passengers, and cargo. The total load must be limited so that you do not exceed the GVWR. ...

5.7L Engine – If Equipped
This engine is designed to meet all emissions regulations and provide satisfactory fuel economy and performance when using high-quality unleaded gasoline having an octane range of 87 to 89. ...