Overdrive Operation

The automatic transmission includes an electronically controlled Overdrive (fourth and fifth gears). The transmission will automatically shift into the Overdrive gear if the following conditions are present:
• the shift lever is in the DRIVE position,
• the transmission fluid has reached an adequate temperature,
• the engine coolant has reached an adequate temperature,
• vehicle speed is sufficiently high,
• the driver is not heavily pressing the accelerator, and
• the TOW/HAUL switch has not been activated.

    See also:

    Towing Requirements
    To promote proper break-in of your new vehicle drivetrain components, the following guidelines are recommended: CAUTION! • Do not tow a trailer at all during the first 500 miles (805 km) the ...

    Towing With HSA
    HSA will provide assistance during acceleration on an incline while towing a trailer. WARNING! • If you use a trailer brake controller with your trailer, the trailer brakes may be activated a ...

    Checking Oil Level
    To assure proper engine lubrication, the engine oil must be maintained at the correct level. Check the oil level at regular intervals, such as every fuel stop. The best time to check the engine ...