length CHEVROLET TAHOE 2012 3.G Owners Manual

Black plate (9,1)Chevrolet Tahoe Police and Special Service Packages - 2012
Special Equipment Options 15-9
The two junction blocks are
connected to coiled 1.5 m (5 ft)
branches of the rear body harness
and fastened near the jack.
Mounting of the junction blocks can
be at customer‐selected rear cargo
area locations permitted by the
branch harness length and using
customer‐furnished mounting
hardware.
The junction blocks should not be
attached to the interior trim plastic
components without appropriate
backing hardware to the mounting
bolts.
To connect the customer-furnished
equipment at the junction blocks,
use the following steps:
1. Disconnect the negative (−)battery cable.
2. Connect the customer-furnished equipment positive leads to the
junction block terminals and
tighten to 15 N·m (11 lb ft).
The ignition must be turned off
and the vehicle vacated prior to
connecting the negative (−)
battery cable to the battery. 3. Reconnect the negative (−)
battery cable to the battery.
Torque the bolt to 5 Y
(3.6 lb ft).
4. Set the time on the clock and radio pushbuttons as needed.
See “Introduction” in the
Infotainment section of the
owner manual for more
information.

Black plate (10,1)Chevrolet Tahoe Police and Special Service Packages - 2012
15-10 Special Equipment Options
Equipment Grounding
Studs - Rear
Compartment
Your Tahoe Police and Special
Service Package has grounding
studs located at the lower driver
side and passenger side rear
compartment liftgate opening for
connection to customer electrical
equipment. A 1.52 m (5 ft) blunt cut
length of #8 awg copper wire is
coiled inside the jack storage
compartment to permit grounding of
electrical equipment that may bemounted forward in the rear
compartment and behind the
second row seatback.
Radio Suppression
Grounding Straps
Your Tahoe Police Package and
Special Service Package are
equipped with additional grounding
straps in the following locations:
.Driver side front frame body
mount bracket to underbody
.Driver side rear frame body
mount bracket to rear underbody
.Passenger side rear frame body
mount bracket to rear underbody
.Passenger side center frame
body mount bracket to center
underbody
.Exhaust pipe hanger rod to rear
frame
SEO Available
Options
Dual Battery
System - SEO 6A6
This vehicle may have a dual
battery system. The two batteries
are connected so that both supply
battery power to the vehicle at the
same time
—they are connected in
parallel. See “Battery”in the owner
manual for additional information on
batteries.

Black plate (16,1)Chevrolet Tahoe Police and Special Service Packages - 2012
15-16 Special Equipment Options
3. The accessory harness is coiltied to the passenger side of the
vehicle at the console inner
bracket.
4. Cut the tape holding the harness coil.
5. As one person watches the roof hole from the outside for the end
of the harness, a second person
from the inside of the vehicle
should snake the harness
toward the hole.
6. Pull out the wiring harness being careful to avoid scraping the
insulation on the edge of
the hole.
7. Extend the wiring harness to the accessory. 8. Connect the dark green wire to
the accessory hot terminal.
9. Connect the black wire to the accessory ground terminal.
10. Cover the hole in the roof with a durable sealant such as
silicone rubber sealer.
11. Reinstall the overhead console access panel/lamp lenses.
Option B: Use Wiring Harness
Package 12150250. Obtain from
GM Service Parts through the GM
Dealership
1. Drill a 32 mm (1.25 in) hole in the outer roof panel in the area
shown in the illustration. The
hole should only go through the
outer panel. Remove all sharp
edges from the drilled hole.
2. Remove the inside overhead console access panel/lamp
lenses. 3. The accessory harness is coil
tied to the passenger side of the
vehicle at the console inner
bracket.
4. Cut the tape holding the harness coil.
5. As one person watches the roof hole from the outside for the end
of the harness, a second person
from the inside of the vehicle
should snake the harness
toward the hole.
6. Pull out the wiring harness being careful to avoid scraping the
insulation on the edge of
the hole.
7. Cut the wire to length. Install terminals to wire ends and insert
into the connector. The dark
green wire goes to cavity A and
the black wire in cavity B. Push
in the secondary lock to retain
the wires.