low beam CHEVROLET SILVERADO 2010 2.G User Guide

The vehicle should:
.Be placed so the headlamps are 25 ft. (7.6 m) from
a light colored wall.
.Have all four tires on a level surface which is level
all the way to the wall.
.Be placed so it is perpendicular to the wall.
.Not have any snow, ice, or mud on it.
.Be fully assembled and all other work stopped
while headlamp aiming is being performed.
.Be normally loaded with a full tank of fuel and one
person or 160 lbs (75 kg) sitting on the driver seat.
.Have tires properly inflated.
.Have the spare tire is in its proper location in the
vehicle.
Headlamp aiming is done with the vehicle's low-beam
headlamps. The high-beam headlamps will be correctly
aimed if the low-beam headlamps are aimed properly. To adjust the vertical aim:
1. Open the hood. See Hood Release
on page 6‑15for more information.
2. Locate the aim dot on the lens of the low‐beam
headlamp.
3. Record the distance from the ground to the aim dot on the low‐beam headlamp.
6-55

4. At a wall measure from the ground upward (A) tothe recorded distance from Step 3 and mark it.
5. Draw or tape a horizontal line (B) on the wall or flat surface the width of the vehicle at the height of the
mark in Step 4.
Notice: Do not cover a headlamp to improve beam
cut-off when aiming. Covering a headlamp may
cause excessive heat build-up which may cause
damage to the headlamp.
6. Turn on the low-beam headlamps and place a piece of cardboard or equivalent in front of the
headlamp not being adjusted. This allows only the
beam of light from the headlamp being adjusted to
be seen on the flat surface.
7. Locate the vertical headlamp aiming screws, whichare under the hood near each headlamp assembly.
The adjustment screw can be turned with a
E8 Torx
®socket.
8. Turn the vertical aiming screw until the headlamp beam is aimed to the horizontal tape line. Turn it
clockwise or counterclockwise to raise or lower the
angle of the beam.
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4. Install a new bulb into the socket, turn it clockwise,and press it in until it is tight.
5. Reinstall the lens and the four screws.
License Plate Lamp
To replace one of these bulbs: 1. Reach under the rear bumper for the bulb socket.
2. Turn the bulb socket counterclockwise and pull the bulb socket out of the connector.
3. Pull the old bulb from the bulb socket, keeping the bulb straight as you pull it out.
4. Install the new bulb.
5. Reverse Steps 1 through 3 to reinstall the bulb socket.
Replacement Bulbs
Exterior Lamp Bulb Number
Back-up Lamp 3047 or 921
Back-up Lamp* 1156
Cargo Lamp and Center
High-Mounted Stoplamp (CHMSL) 912
Fender Marker Lamp W5WLL
High-Beam Headlamp 9005
Low-Beam Headlamp H11
License Plate Lamp 168
Sidemarker Lamp/Stoplamp/Taillamp/
Turn Signal Lamp 3047
Stoplamp/Turn Signal Lamp/Taillamp* 1157
* Chassis Cab Models
For replacement bulbs not listed here, contact your
dealer.
6-62

FusesUsage
5Engine Control Module, Throttle
Control
6 Trailer Brake Controller
7 Front Washer
8 Oxygen Sensor
9 Antilock Brakes System 2
10 Trailer Back-up Lamps 11 Driver Side Low-Beam Headlamp
12 Engine Control Module (Battery)
13 Fuel Injectors, Ignition Coils
(Right Side)
14 Transmission Control Module
(Battery)
15 Vehicle Back-up Lamps
16 Passenger Side Low-Beam Headlamp
17 Air Conditioning Compressor
18 Oxygen Sensors
19 Transmission Controls (Ignition)
20 Fuel Pump
21 Fuel System Control Module
22 Not Used
Fuses Usage
23 Not Used
24Fuel Injectors, Ignition Coils
(Left Side)
25 Trailer Park Lamps
26 Driver Side Park Lamps
27 Passenger Side Park Lamps
28 Fog Lamps
29 Horn
30 Passenger Side High-Beam
Headlamp
31 Daytime Running Lamps (DRL)
32 Driver Side High-Beam Headlamp
33 Daytime Running Lights 2
34 Sunroof
35 Key Ignition System, Theft Deterrent
System
36 Windshield Wiper
37 SEO B2 Upfitter Usage (Battery)
38 Electric Adjustable Pedals
6-123

J-Case FusesUsage
63 Stud 2 (Trailer Brakes)
64 Left Bussed Electrical Center 1
65 Not Used
66 Heated Windshield Washer System
67 Transfer Case
68Stud 1 (Trailer Connector Battery
Power) (Optional - 40A Fuse
Required)
69 Mid-Bussed Electrical Center 1
70 Climate Control Blower
71 Not Used
72 Left Bussed Electrical Center 2
Relays Usage
FAN HI Cooling Fan High Speed
FAN LO Cooling Fan Low Speed
FAN CNTRL Cooling Fan Control
HDLP LO/HID Low-Beam Headlamp
FOG LAMP Front Fog Lamps
A/C CMPRSR Air Conditioning Compressor
STRTR Starter
PWR/TRN Powertrain
FUEL PMP Fuel Pump
PRK LAMP Parking Lamps
REAR DEFOG Rear Defogger
RUN/CRANK Switched Power
6-125

FusesCenter Instrument Panel Fuse Block . . . . . . . . . . . . .6-121
Fuses and Circuit Breakers . . . . . . . . . . . . . . . . . . . . . . 6-118
Instrument Panel Fuse Block . . . . . . . . . . . . . . . . . . . . 6-119
Underhood Fuse Block . . . . . . . . . . . . . . . . . . . . . . . . . .6-122
Windshield Wiper . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-118
G
Garage Door Opener . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-69
Gasoline
Octane . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-7
Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-7
Gauges
Engine Coolant Temperature . . . . . . . . . . . . . . . . . . . . . 4-40
Fuel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-47
Oil Pressure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-44
Speedometer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-30
Tachometer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-30
Trip Odometer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-30
Voltmeter Gauge . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-36
Glove Box . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-75
GM Mobility Reimbursement Program . . . . . . . . . . . . . . .8-7
H
Halogen Bulbs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-57
Hazard Warning Flashers . . . . . . . . . . . . . . . . . . . . . . . . . . . .4-3
Head Restraints . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-3
Headlamps . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-57 Aiming . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-54
Bulb Replacement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-57
Daytime Running Lamps (DRL) . . . . . . . . . . . . . . . . . . . 4-12
Exterior Lamps . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-10
Flash-to-Pass . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-5
High/Low Beam Changer . . . . . . . . . . . . . . . . . . . . . . . . . . 4-5
On Reminder . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-11
Pickup Box Identification and Fender MarkerLamps . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-59
Heated Seats . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-8
Heater . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-18, 4-21 Engine Coolant . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-26
High-Speed Operation, Tires . . . . . . . . . . . . . . . . . . . . . . 6-74
Highbeam On Light . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-46
Highway Hypnosis . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-23
Hill and Mountain Roads . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-24
Hood Checking Things Under . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-14
Release . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-15
Horn . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4-3
How to Wear Safety Belts Properly . . . . . . . . . . . . . . . . 2-21
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I
Ignition Positions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-22
Infants and Young Children, Restraints . . . . . . . . . . . . 2-42
Inflation - Tire Pressure . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-73
Instrument PanelBrightness . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-14
Storage Area . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-76
Instrument Panel Cluster . . . . . . . . . . . . . . . . . . . . . . . . . . 4-29
Integrated Trailer Brake Control System (ITBC) . . . . 5-51
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7-2
J
Jump Starting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-44
K
Keyless Entry Remote (RKE) System . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-4
Keyless Entry System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-4
Keys . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-3
L
Labeling, Tire Sidewall . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-65
Lamps Auxiliary Roof Mounted Lamp . . . . . . . . . . . . . . . . . . . . 4-14
Cargo . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-15
Daytime Running (DRL) . . . . . . . . . . . . . . . . . . . . . . . . . . 4-12 Lamps (cont.)
Dome . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-14
Dome Lamp Override . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-15
License Plate . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-62
Malfunction Indicator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-41
Reading . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-15
Lap Belt . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-37
Lap-Shoulder Belt . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-30
LATCH System for Child Restraints . . . . . . . . . . . . . . . . 2-49
Latches, Seatback . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-13
Lighting Entry . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-15
Exit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-15
Lights
Airbag Off . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-32
Airbag Readiness . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-32
Antilock Brake System (ABS) Warning . . . . . . . . . . . . 4-38
Brake System Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-37
Charging System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-36
Cruise Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-46
Exterior Lamps . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-10
Flash-to-Pass . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-5
Fog Lamps . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-46
Four-Wheel-Drive . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-47
High/Low Beam Changer . . . . . . . . . . . . . . . . . . . . . . . . . . 4-5
Highbeam On . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-46
Low Fuel Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-48
Oil Pressure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-45
i - 8