Banks Power Chevy_GMC Trucks: Duramax LMM (Diesel ’07 - 10 6.6L) Tuner- Six-Gun Diesel Tuner '07-10 (iQ) Compatible with Optional Banks iQ - Manual (Page 7)

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1.
Disconnect the battery ground cables
from each of the batteries. Secure the
cables so that they do not come in
contact with the battery posts during the
installation.
2.
Place the Banks Six-Gun Tuner on top
of the fuse box cover. Direct the wire
harness towards the rear of the vehicle
as shown in Figure 2.
Note: Do not attach the tuner at this
time.
3.
Locate the black and gray wire
harness locking connectors between
the brake fluid reservoir and the air
conditioning compressor. Slide the
green locking tabs back and lift the
blue connector locks to disconnect the
connector pairs. See Figure 3.
Note: A small screwdriver may help in
lifting the blue connector locks. take
care not to break the plastic on the
connectors.
It may be necessary to open the
wire harness retainer clip(s) with a
screwdriver for added slack when joining
the connectors together.
4.
Insert the male gray connector on
the Six-Gun harness into the female
gray connector on the factory harness.
Insert the female gray connector on
the Six-Gun harness onto the male gray
connector of the factory harness. Repeat
this process with the black connectors.
See Figure 3.
5.
Go to the air box and remove the
stock mass air flow (MAF) connector
located on the elbow of the air box cover
and set aside.
6.
Locate the MAF connector from the
Six-Gun Tuner harness and route as
shown in Figure 4. Follow the factory
harness located on top of the engine
that runs in front of the intake manifold
and behind the alternator.
7.
Connect the Six-Gun Tuner’s (female)
MAF connector to the factory (male)
MAF sensor and connect the factory
(female) MAF connector to the Six-Gun’s
(male) MAF connector.
8.
Locate the rubber grommet on the
driver’s side of the vehicle firewall. The
grommet is about 3” in diameter. Make
a 1” x 1” cross-shaped (X) incision in the
grommet. Be careful so you do not cut
the factory harness.
Section 1
INSTALLATION OF WIRING HARNESS, CONNECTIONS AND SIx-GUN
DIESEL TUNER
Figure 2