Page 270 of 352
yellowblue
6-10
ªVORTECº 5700 V8 Engine
When you lift up the hood you'll see:
A. Battery
B. Coolant Recovery Tank
C. Radiator Pressure Cap
D. Engine Air Cleaner/Filter
E. Air Filter Restriction IndicatorF. Engine Oil Dipstick
G. Automatic Transmission Dipstick
H. Engine Cooling Fan
I. Engine Oil FillJ. Power Steering Fluid Reservoir
K. Brake Fluid Reservoir
L. Windshield Washer
Fluid Reservoir
M. Underhood Fuse/Relay Center
Page 318 of 352
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6-58
Fuse/Circuit
BreakerUsage
1 Stop/TCC Switch, Buzzer, CHMSL,
Hazard Lamps, Stoplamps
2 Transfer CaseFuse/Circuit
BreakerUsage
3 Courtesy Lamps, Cargo Lamp,
Glove Box Lamp, Dome/Reading
Lamps, Vanity Mirrors,
Power Mirrors
4 Instrument Cluster, DRL Relay,
Lamp Switch, Keyless Entry,
Low Coolant Module, Illuminated
Entry Module
5 Rear Comfort Controls
6 Cruise Control
7 Auxiliary Power Outlet
8 Crank
9 License Lamp, Parking Lamps,
Taillamps, Tailgate Lamps, Front
Sidemarkers, Fog Lamp Relay,
Door Switch Illumination,
Fender Lamps, Headlamp
Switch Illumination
10 Air Bag System
11 Wiper Motor, Washer Pump
12 A/C, A/C Blower,
High Blower Relay
Page 319 of 352
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6-59
Fuse/Circuit
BreakerUsage
13 Power Amp, Rear Liftglass,
Cigarette Lighter, Door Lock Relay,
Power Lumbar Seat
14 4WD Indicator, Cluster, Front and
Rear Comfort Controls, Instrument
Switches, Radio Illumination,
Chime Module
15 DRL Relay, Fog Lamp Relay
16 Front and Rear Turn Signals,
Back
-Up Lamps, BTSI Solenoid
17 Radio (Ignition)
18 4WAL/VCM, ABS, Cruise Control
19 Radio (Battery)Fuse/Circuit
BreakerUsage
20 PRNDL, Automatic Transmission,
Speedometer, Check Gages,
Warning Lights
21 Security/Steering
22 Auxiliary Power, Headlamp Delay
23 Rear Wiper, Rear Washer Pump
24 Front Axle, 4WD Indicator Lamp,
TP2 Relay
A Power Door Lock, Six-Way Power
Seat, Keyless Entry Module
B Power Windows
Page 320 of 352
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6-60
Underhood Fuse/Relay Center
The underhood fuse/relay center is located in the
rear of the engine compartment near the brake fluid
reservoir. Move the retainer clips for the cover to access
the fuse block.
You can remove fuses with a fuse extractor. The fuse
extractor is mounted to the interior fuse block. To
remove fuses if you don't have a fuse extractor, hold the
end of the fuse between your thumb and index finger
and pull straight out.Name Circuits Protected
ECM
-B Fuel Pump, PCM/VCM
RR DEFOG Rear Window Defogger
IGN
-E Auxiliary Fan Relay Coil,
A/C Compressor Relay,
Hot Fuel Module
FUEL SOL Not Used
Page 321 of 352
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6-61
Name Circuits Protected
GLOW
PLUGNot Used
HORN Horn, Underhood Lamp
AUX FAN Auxiliary Fan
ECM
-1 Injectors, PCM/VCM
HTD ST
-FR Heated Front Seats
A/C Air Conditioning
HTD MIR Heated Outside Mirrors
ENG
-1 Ignition Switch, EGR,
Canister Purge, EVRV Idle Coast
Solenoid, Heated O
2
HTD ST-RR Heated Rear Seats
AUX B Trailer WiringName Circuits Protected
AUX A SEO Wiring
LIGHTING Headlamp and Panel Dimmer
Switch, Fog and Courtesy Fuses
BATT Battery, Fuse Block Busbar
IGN A Ignition Switch
IGN B Ignition Switch
ABS Anti
-Lock Brake Module
BLOWER Hi Blower and Rear Blower Relays
STOP/HAZ Stoplamps
HEATED
SEATSHeated Seats
Page 351 of 352

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8-11
Inspection and Rotation 6-40 . . . . . . . . . . . . . . . . . . . . . . . .
Loading 4-41 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Pressure 6-39 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Temperature 6-44 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Traction 6-44 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Treadwear 6-44 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Uniform Quality Grading 6-43 . . . . . . . . . . . . . . . . . . . . . . .
Used Wheel Replacement 6-46 . . . . . . . . . . . . . . . . . . . . . .
Wear Indicators 6-42 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Wheel Replacement 6-45 . . . . . . . . . . . . . . . . . . . . . . . . . . .
When It's Time for New 6-42 . . . . . . . . . . . . . . . . . . . . . . .
Top Strap 1-46 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Torque Lock 2-36 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Torque, Wheel Nut 5-29, 6-64 . . . . . . . . . . . . . . . . . . . . . . . . .
Towing
From the Front 5
-8 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
From the Rear 5-8 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Recreational Vehicle 4-40 . . . . . . . . . . . . . . . . . . . . . . . . . .
Trailer 4-43 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Your Vehicle 5-8 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Trailer
Brakes 4
-47 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Driving on Grades 4-50 . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Driving with 4-48 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Engine Cooling When Towing 4-51 . . . . . . . . . . . . . . . . . . . Hitches 4
-46 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Maintenance When Towing 4-51 . . . . . . . . . . . . . . . . . . . . .
Parking on Hills 4-50 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Safety Chains 4-47 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Tongue Weight 4-45 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Total Weight on Tires 4-46 . . . . . . . . . . . . . . . . . . . . . . . . . .
Towing 4-43 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Turn Signals 4-49 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Weight 4-45 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Wiring Harness 4-52 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Transfer Case 6-21 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Transfer Case, Automatic 2-29 . . . . . . . . . . . . . . . . . . . . . . . . .
Transmission Fluid, Automatic 6-17 . . . . . . . . . . . . . . . . . . . .
Transmitter, Universal 2-64 . . . . . . . . . . . . . . . . . . . . . . . . . . .
Transmitters, Keyless Entry 2-6 . . . . . . . . . . . . . . . . . . . . . . . .
Transportation, Courtesy 7-8 . . . . . . . . . . . . . . . . . . . . . . . . . .
Trip Odometer 2-71 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
TTY Users 7-3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Turn and Lane Change Signals 2-42 . . . . . . . . . . . . . . . . . . . .
Turn Signals When Towing a Trailer 4-49 . . . . . . . . . . . . . . . .
Underbody Maintenance 6-53 . . . . . . . . . . . . . . . . . . . . . . . .
Underhood Fuse/Relay Center 6-60 . . . . . . . . . . . . . . . . . . . . .
Universal Transmitter 2-64 . . . . . . . . . . . . . . . . . . . . . . . . . . . .