STARTING AND OPERATING 205
*The suggested selection may change depending on the customer preferences for braking performance. Condition of the trailer brakes, driving and road state may also affect the
selection.
Display Messages
The trailer brake control interacts with the
inst
rument cluster display. Display messages, along
with a single chime, will be displayed when a
malfunction is determined in the trailer connection,
trailer brake control, or on the trailer
Ú
page 104.
NOTE:
An aftermarket controller may be available for
use with trailers with air or EOH trailer brake
systems. To determine the type of brakes on
your trailer and the availability of controllers,
check with your trailer manufacturer or dealer.
Removal of the ITBM will cause errors and it
may cause damage to the electrical system and
electronic modules of the vehicle. See an autho
-
rized dealer if an aftermarket module is to be
inst
alled.
Towing Requirements — Trailer Lights And
Wiring
Whenever you pull a trailer, regardless of the trailer
size, stoplights and turn signals on the trailer are
required for motoring safety.
The Trailer Tow Package may include a four-pin
and
seven-pin wiring harness. Use a factory
approved trailer harness and connector.
NOTE:
Do not cut or splice wiring into the vehicle’s wiring
harn
ess.
The electrical connections are all complete to the
vehi
cle but you must connect the harness to a
trailer connector. Refer to the following
illustrations.
NOTE:
Disconnect trailer wiring connector from the
vehicle before launching a boat (or any other
device plugged into vehicle’s electrical connect)
into water.
Be sure to reconnect once clear from water
area.
Light Electric Heavy Electric Light EOH Heavy EOH
Type of Trailer Brakes Electric Trailer Brakes Electric Trailer Brakes
Electric Over Hydraulic Trailer
Brak
es
Electric Over Hydraulic Trailer
Brak es
Load *Under 10,000 lb *Above 10,000 lb *Under 10,000 lb *Above 10,000 lb
WARNING!
Connecting a trailer that is not compatible with
the ITBM system may result in reduced or com
-
plete loss of trailer braking. There may be a
incr
ease in stopping distance or trailer instability
which could result in personal injury.
CAUTION!
Connecting a trailer that is not compatible with
the ITBM system may result in reduced or com
-
plete loss of trailer braking. There may be a
incr
ease in stopping distance or trailer instability
which could result in damage to your vehicle,
trailer, or other property.
4
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