FORD 2010 Mustang v.3 - Manual (Page 188)

Safety chains
Always connect the trailer’s safety chains to the frame or hook retainers
of the vehicle hitch. To connect the trailer’s safety chains, cross the
chains under the trailer tongue and allow slack for turning corners.
If you use a rental trailer, follow the instructions that the rental agency
gives to you.
Do not attach safety chains to the bumper.
Trailer brakes
Electric brakes and manual, automatic or surge-type trailer brakes are
safe if installed properly and adjusted to the manufacturer’s
specifications. The trailer brakes must meet local and Federal
regulations.
WARNING: Do not connect a trailer’s hydraulic brake system
directly to your vehicle’s brake system. Your vehicle may not
have enough braking power and your chances of having a collision
greatly increase.
The braking system of the tow vehicle is rated for operation at the
GVWR not GCWR.
Trailer lamps
Trailer lamps are required on most towed vehicles. Make sure all running
lights, brake lights, turn signals and hazard lights are working.
Do not splice into the vehicle lamp wiring for trailer lamps. Your
vehicle uses an advanced electronic module to control and
monitor your vehicle lamps. Splicing into the wiring or attaching
wiring to the vehicle bulb. may DISABLE the rear vehicle lamps
or cause them not to function properly.
Contact your authorized dealer as soon as possible for proper
instructions and equipment for hooking-up trailer lamps.
Driving while you tow
When towing a trailer:
• Consult your local motor vehicle speed regulations for towing a trailer.
• Turn off the speed control. The speed control may shut off
automatically when you are towing on long, steep grades.
• Shift out of D (Overdrive) into D (Overdrive cancelled) or a lower
gear (3, 2, or 1) when towing up or down steep hills. This will
Tires, Wheels and Loading
188
2010 05+ Mustang (197)
Owners Guide, 3rd Printing
USA (fus)