Page 152 of 360

TOWING A TRAILER
WARNING
Towing trailers beyond the
maximum recommended
gross trailer weight exceeds the
limit of your vehicle and could
result in engine damage,
transmission damage, structural
damage, loss of vehicle control,
vehicle rollover and personal
injury. Note:
Do not exceed the GVWR or
the GAWR specified on the
certification label. See
Recommended Towing Weights
(page
150).
Your vehicle may have electrical
items, such as fuses or relays,
related to towing. See
Fuses
(page 171).
Your vehicle's load capacity
designation is by weight, not by
volume, so you cannot necessarily
use all available space when
loading a vehicle or trailer.
Towing a trailer places an extra
load on your vehicle's engine,
transmission, axle, brakes, tires
and suspension. Inspect these
components periodically during,
and after, any towing operation. Load Placement
To help minimize how trailer
movement affects your vehicle
when driving:
•
Load the heaviest items closest
to the trailer floor.
• Load the heaviest items
centered between the left and
right side trailer tires.
• Load the heaviest items above
the trailer axles or just slightly
forward toward the trailer
tongue. Do not allow the final
trailer tongue weight to go
above or below 10-15% of the
loaded trailer weight.
• Select a ball mount with the
correct rise or drop. When both
the loaded vehicle and trailer
are connected, the trailer frame
should be level, or slightly
angled down toward your
vehicle, when viewed from the
side.
When driving with a trailer or
payload, a slight takeoff vibration
or shudder may be present due to
the increased payload weight.
Additional information regarding
proper trailer loading and setting
your vehicle up for towing is
located in another chapter of this
manual. See
Load Limit (page
143).
You can also find information in
the
RV & Trailer Towing Guide
available at your authorized
dealer, or online.
149
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Page 175 of 360
Protected components
Fuse amp rating
Fuse or relay number
Powertrain control module power.
20A 1
1
Engine emissions (MIL).
20A 1
2
A/C clutch control relay coil.
20A 1
3
VACC.
Ignition coils.
20A 1
4
Not used.
—
5
Not used.
—
6
Not used.
—
7
Not used.
—
8
Not used.
—
9
Heated mirrors.
15A 1
10
Right hand side electronic cooling fan 3
relay.
—
11
Heated rear window.
40A 2
12
Not used.
—
13
Powertrain control module relay.
—
14
Horn relay power.
20A 1
15
A/C clutch relay power.
10A 1
16
Rear heated window and heated mirrors
relay.
—
17
Rear blower motor relay.
—
18
Not used.
—
19
Left hand side cooling fan relay.
—
20
Cooling fans series/parallel relay.
—
21
Electronic fan relay 2.
25A 2
22
Not used.
—
23
172
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Page 176 of 360
Protected components
Fuse amp rating
Fuse or relay number
Not used.
—
24
Not used.
—
25
Anti-lock brake system valves.
30A 2
26
Police power tap #1.
40A 2
27
Not used.
—
28
Run/start relay.
—
29
Not used.
—
30
Electric power-assisted steering.
10A 1
31
Anti-lock brake system module.
10A 1
32
Powertrain control module (ISPR).
10A 1
33
Blind spot information system.
10A 1
34
Rear camera.
Not used.
—
35
Blower motor relay.
—
36
Not used.
—
37
A/C compressor clutch relay.
—
38
Horn relay.
—
39
Not used.
—
40
Rear blower motor.
40A 2
41
Not used.
—
42
Front blower motor.
40A 2
43
Voltage quality module bus.
50A 3
44
Electric fan relay 1.
40A 3
45
Police rear power outlet #1.
50A 3
46
Not used.
—
47
173
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Page 177 of 360
Protected components
Fuse amp rating
Fuse or relay number
Body control module RP1 bus.
50A 3
48
Not used.
—
49
Body control module RP2 bus.
50A 3
50
Electric fan relay 3.
50A 3
51
Anti-lock brake system pump.
60A 3
52
Police rear power outlet #2.
50A 3
53
Not used.
—
54
Police power tap #3.
40A 2
55
Police power tap #2.
40A 2
56
Not used.
—
57
Not used.
—
58
Passenger seat power.
30A 2
59
Power point #1 (instrument panel).
20A 2
60
Not used.
—
61
Power point #2(instrument panel).
20A 2
62
Fuel pump.
30A 2
63
Not used.
—
64
Not used.
—
65
Not used.
—
66
Not used.
—
67
Not used.
—
68
Not used.
—
69
Trailer tow left-hand and right-hand stop
and direction indicator lamps.
15A
2
70
Not used.
—
71
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Page 178 of 360
Protected components
Fuse amp rating
Fuse or relay number
Police power transfer unit cooler.
20A 2
72
Driver seat power.
30A 2
73
Not used.
—
74
Front wiper motor.
30A 2
75
Not used.
—
76
Not used.
—
77
Not used.
—
78
Starter relay.
30A 2
79
Not used.
—
80
Police start.
5A 1
81
Not used.
—
82
Brake on/off switch.
10A 1
83
Not used.
—
84
Police run/start #2.
20A 1
85
Not used.
—
86
Not used.
—
87
Not used.
—
88
Police run/start #1.
20A 1
89
Not used.
—
90
Not used.
—
91
Police adjustable pedals.
15A 1
92
Alternator sense.
10A 1
93
Rear washer relay.
15A 1
94
Rear wiper relay.
15A 1
95
175
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Page 179 of 360
Protected components
Fuse amp rating
Fuse or relay number
Powertrain control module relay coil
power.
10A
1
96
Not used.
—
97
Police spot light.
20A 1
98
Trailer tow parking lamp relay.
20A 1
99
1 Micro fuse.
2 M-type fuse.
3 J-type fuse.
Passenger Compartment Fuse
Panel
The fuse panel is located under the
instrument panel to the left of the steering
column. Note:
It may be easier to access the fuse
panel if you remove the finish trim piece. Protected components
Fuse amp rating
Fuse or relay number
Demand lamps.
10A 1
1
Battery saver.
176
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Page 180 of 360
Protected components
Fuse amp rating
Fuse or relay number
Police battery saver tap-in (14-way).
Not used.
—
2
Driver unlock relay.
20A 1
3
Police brake on/off tap-in.
5A 1
4
Police battery feed #2.
20A 1
5
Not used.
—
6
Not used.
—
7
Not used.
—
8
Police battery feed #3.
10A 1
9
Not used.
—
10
Rear climate control module.
5A 2
11
Front climate control module.
7.5A 2
12
Instrument cluster.
7.5A 2
13
Smart data link.
Steering column control module.
Extended power module.
10A 2
14
Smart datalink connector power.
10A 2
15
Not used.
—
16
Electronic finish panel.
5A 2
17
Ignition switch.
5A 2
18
Key inhibit.
Transmission control switch (Police low
gear).
7.5A
2
19
Police SWIM module.
7.5A 2
20
Humidity sensor.
5A 2
21
Occupant classification sensor.
5A 2
22
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Page 181 of 360
Protected components
Fuse amp rating
Fuse or relay number
Delayed accessory power.
10A 1
23
Power windows.
Police D/A tap-in (14-way).
Central lock relay.
20A 1
24
Left-hand front smart window motor.
30A 1
25
Right-hand front smart window motor.
30A 1
26
Not used.
—
27
Police battery feed #1.
20A 1
28
Not used.
—
29
Not used.
—
30
Not used.
—
31
SYNC.
10A 1
32
GPS module.
Display.
Radio.
20A 1
33
Run/start relay.
30A 1
34
Restraints control module.
5A 1
35
Extended power module.
EC mirrors.
15A 1
36
Not used.
—
37
Left-hand front window motor.
30A 3
38
Rear power window motors.
1 Micro fuse.
2 Dual micro fuse.
3 Circuit breaker.
178
Police Interceptor (TUB) Canada/United States of America, Police, enUSA, First Printing Fuses