Activating HDC
Once HDC is enabled, it will activate automatically if
driven down a grade of sufficient magnitude (greater
than approximately 8%). The set speed for HDC is
selectable by the driver and can be adjusted using brake
and throttle input.
Driver Override:
The driver may override HDC activation with throttle or
brake application at anytime.
Deactivating HDC
HDC will be deactivated but remain available if any of
the following conditions occur:
• Driver overrides HDC set speed with throttle or brake
application.
• Vehicle speed exceeds 7.5 mph (12 km/h) but remains
below 25 mph (40 km/h).
• Vehicle is on a downhill grade of insufficient magni-
tude (less than approximately 8%), is on level ground,
or is on an uphill grade.
• Vehicle is shifted to PARK.
Disabling HDC
HDC will be deactivated and disabled if any of the
following conditions occur:
• The driver pushes the HDC switch.
• The driveline is shifted out of 4WD Low Range.
• Driver door opens.
• The vehicle is driven greater than 25 mph (40 km/h)
(HDC exits immediately.)
234 SAFETY
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