2012 CHEVROLET TAHOE horn

Black plate (1,1)Chevrolet Tahoe Police and Special Service Packages - 2012
Keys, Doors, and Windows 2-1
Keys, Doors, and
Windows
Keys and Locks
Specific Cylinder Unit for SingleKey - Random Code
System . . . . . . . . . . . . . . . . . . . . . . 2-1
Keys and Locks
Specific Cylinder Unit for
Single Key - Random
Code System
If your vehicles are equipped with
one of these options, the entire fleet
of vehicle locks can be operated
with one key.
.SEO 6E2 - Specific Fleet
Key Code
.SEO 6E8 - Specific Fleet
Key Code
Your vehicle will be equipped with a
standard production random key
code if one of the optional fleet
codes was not ordered.
For specific key code information,
contact your dealer. Your vehicles will be equipped with
a key cylinder in the ignition lock
and the driver door only. Remote
keyless entry (RKE) is a standard
feature and operates all other doors
and the rear liftgate. Six additional
RKE transmitters may have been
ordered with your vehicle. See your
dealer for additional information
regarding availability of more RKE
units for your vehicle.
The RKE transmitter for your police
vehicle has the vehicle locator/panic
alarm button disabled. The horn will
not sound and the exterior lights will
not flash when the button is
pressed.

Black plate (1,1)Chevrolet Tahoe Police and Special Service Packages - 2012
Lighting 6-1
Lighting
Exterior Lighting
Exterior Lamp Controls . . . . . . . . 6-1
Exterior Lighting
Exterior Lamp Controls
The following exterior lighting
features apply to vehicles first sold
in the United States.
The vehicle has Daytime Running
Lamps (DRL) and an Automatic
Headlamp System (AHS). The DRL
and AHS can be turned to OFF with
the headlamp switch when the
transmission is in P (Park) and the
engine is at idle. If the engine is not
turned off, the DRL and AHS will
remain OFF when the transmission
is placed in gear. The vehicle may
be driven with the lamps off for one
ignition cycle.
The vehicle may have been built
with SEO 9G8, DRL AND AHS
DISABLE. This feature turns off
DRL and AHS and requires manual
control of the exterior lighting. See
your dealer to restore the DRL and
AHS to normal operation.For vehicles first sold in Canada,
the DRL and AHS can be turned off
if the transmission is in P (Park).
See the owner's manual for more
information.
Special Features
The following standard features are
disabled in the Police Package and
Special Service Package.
.Entry Lighting and Exit Lighting
.Remote Keyless Entry Feedback
(Horn Beep) and (Lamps Flash)
Automatic Door Locking is standard.
If you need it disabled, see your
dealer.

Black plate (1,1)Chevrolet Tahoe Police and Special Service Packages - 2012
Special Equipment Options 15-1
Special Equipment
Options
SEO Standard Options
SEO StandardOptions - Police Package
and Special Service
Package . . . . . . . . . . . . . . . . . . . 15-2
Wiring Provisions for 12-Volt Battery Power Supply . . . . . . 15-2
Auxiliary Battery Power Junction Blocks . . . . . . . . . . . . 15-8
Equipment Grounding Studs - Rear
Compartment . . . . . . . . . . . . . 15-10
Radio Suppression Grounding Straps . . . . . . . . . 15-10
SEO Available Options
Dual BatterySystem - SEO 6A6 . . . . . . . . 15-10
Exterior Lamp Emergency Flashing
System - SEO 6J7 . . . . . . . . 15-11
Inactive Rear Door Handles - SEO 6B2 . . . . . . . 15-14
Inactive Rear Door Locks - SEO 6N6 . . . . . . . . . 15-14
Inactive Rear Door Windows - SEO 6N5 . . . . . . 15-14
Spotlamp - SEO 7X6 . . . . . . . 15-14
Spotlamps - SEO 7X7 . . . . . . 15-14 Wiring Provisions for
Emergency Vehicle Roof
Light - SEO TRW . . . . . . . . . 15-15
Wiring Provisions for Horn/ Siren Circuit - SEO 6J4 . . . 15-20
Wiring Provisions for Vehicle Grille Lamps, Flasher, and
Speaker/
Siren - SEO 6J3 . . . . . . . . . . 15-22
Wiring Provisions Front Speakers - SEO WX7 . . . . . 15-24

Black plate (20,1)Chevrolet Tahoe Police and Special Service Packages - 2012
15-20 Special Equipment Options
Maintenance
The emergency roof light circuit is
fed from the fuse labeled Sunroof
located in the underhood electrical
center. Always replace the fuse with
a 30 amp mini-fuse.
Wiring Provisions
for Horn/Siren
Circuit - SEO 6J4
This provision permits customer
connection of a switch to select
either horn or siren operation when
the horn pad is pressed.A 0.35 mm² (22 gauge) wire is
connected to an in-line connector in
the horn circuit of the instrument
panel harness under the instrument
panel. The end of this harness
extension is in a 1.5 m (5 ft) loop of
wire coiled under the center of the
instrument panel.

Black plate (1,1)Chevrolet Tahoe Police and Special Service Packages - 2012
INDEX i-1
A
AirbagsDeployment Diagrams . . . . . . . . . 3-4
Questions and AnswersAbout Airbags and
Specialty Law
Enforcement Vehicles . . . . . . . . 3-1
Auxiliary Available Option . . . . . . . . . . . . . . 15-8
Auxiliary Battery Power Junction Blocks, Available
Option . . . . . . . . . . . . . . . . . . . . . . . . 15-8
B
Battery
Dual System - SEO 6Y6 . . . . 15-10
Power Junction Blocks . . . . . . . 15-8
Wiring Provisions for12-Volt Power Supply . . . . . . . 15-2
C
Canadian Vehicle Owners . . . . . . . . . ii
Capacities andSpecifications . . . . . . . . . . . . . . . . 12-2
Circuit Wiring Provisions forHorn/Siren - SEO 6J4 . . . . . 15-20
Cluster, Instrument . . . . . . . . . . . . . 5-2
Customer-installed Equipment, Notices . . . . . . . . . . . 3-3
D
Deployment Diagrams . . . . . . . . . . 3-4
Door LocksInactive Rear - SEO 6N6 . . . 15-14
Driver Information Center (DIC) . . . . . . . . . . . . . . . . . . 5-3
Driving
Vehicle Load Limits . . . . . . . . . . . . 9-1
Dual Battery System - SEO 6Y6 . . . . . . . . . . 15-10
E
Equipment GroundingStuds - Rear
Compartment . . . . . . . . . . . . . . . 15-10
Equipment Grounding Studs, Rear
Compartment . . . . . . . . . . . . . . . 15-10
Exterior Lamp Controls . . . . . . . . . 6-1
Exterior Lamp Emergency Flashing
System - SEO 6J7 . . . . . . . . . . 15-11
F
Fast Idle System . . . . . . . . . . . . . . . . 9-5
Flasher, WiringProvisions - SEO 6J3 . . . . . . . 15-22
Floor Mats . . . . . . . . . . . . . . . . . . . . . 10-2

Black plate (2,1)Chevrolet Tahoe Police and Special Service Packages - 2012
i-2 INDEX
G
GaugesOdometer . . . . . . . . . . . . . . . . . . . . . . 5-3
Speedometer . . . . . . . . . . . . . . . . . . 5-3
Groundig Studs, Rear Compartment . . . . . . . . . . . . . . . 15-10
Grounding Straps
Radio Suppression . . . . . . . . . 15-10
H
Horn/Siren, WiringProvisions - SEO 6J4 . . . . . . . 15-20
I
Idle SystemFast . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-5
Inactive Rear Door Handles - SEO 6B2 . . . . . . . . . 15-14
Inactive Rear Door Locks - SEO 6N6 . . . . . . . . . . . 15-14
Inactive Rear Door Windows - SEO 6N5 . . . . . . . . 15-14
Instrument Cluster . . . . . . . . . . . . . . 5-2
Introduction . . . . . . . . . . . . . . . . . . . . . . . . ii
K
Keys Single Key Random CodeSystem . . . . . . . . . . . . . . . . . . . . . . . 2-1
L
LampsExterior Controls . . . . . . . . . . . . . . . 6-1
Exterior EmergencyFlashing
System - SEO 6J7 . . . . . . . . .15-11
Vehicle Grille Wiring
Provisions - SEO 6J3 . . . . . 15-22
Lights Wiring Provisions forEmergency
Vehicle - SEO TRW . . . . . . . 15-15
M
Monitor System, Tire
Pressure . . . . . . . . . . . . . . . . . . . . . 10-1

Black plate (4,1)Chevrolet Tahoe Police and Special Service Packages - 2012
i-4 INDEX
T
TiresPressure Monitor System . . . . . 10-1
Towing Trailer . . . . . . . . . . . . . . . . . . . . . . . . . 9-5
Trailer Towing . . . . . . . . . . . . . . . . . . 9-5
U
Using This Supplement . . . . . . . . . . . iii
V
Vehicle Canadian Owners . . . . . . . . . . . . . . . ii
Load Limits . . . . . . . . . . . . . . . . . . . . 9-1
W
WindowsInactive RearDoor - SEO 6N5 . . . . . . . . . . 15-14
Wiring Provisions 12-Volt Battery PowerSupply . . . . . . . . . . . . . . . . . . . . . . 15-2
Emergency Vehicle Roof Light - SEO TRW . . . . . . . . . 15-15
Front Speakers - SEO WX7 . . . . . 15-24
Horn/Siren Circuit - SEO 6J4 . . . . . . . . . 15-20
Vehicle Grille Lamps, Flasher, and Speaker/
Siren - SEO 6J3 . . . . . . . . . . . 15-22