Banks Power Chevy_GMC Trucks: Duramax LB7 (Diesel ’01 - 04 6.6L) Tuner- Six-Gun Diesel Tuner with optional Speed-Loader Module '01-04 For use with Six-Gun Switch - Manual (Page 8)

8
96446 v.4.0
1.
From the engine compartment,
locate the rubber grommet high on the
driver’s side of the vehicle firewall. The
grommet is about 3" in diameter. Make
a 1" x 1" cross-shaped incision in the
grommet (see
Figure 1).
2.
From the engine compartment,
feed the two white 8-pin and the white
10-pin connectors through the
grommet into the cab. From inside the
cab, remove the lower dash panel
under steering column to allow access
to the wire harness.
3.
Locate the two black wire harness
locking connectors between the brake
fluid reservoir and the air conditioning
compressor. Lift the gray connector
lock and disconnect the 38-pin
connector pair and the 24-pin
connector pair (see
Figure 2).
4.
Insert the male 38-pin connector on
the Six-Gun harness into the female
38-pin connector on the factory
harness. Insert the female 38-pin
connector on the Six-Gun harness onto
the male 38-pin connector of the
factory harness. Repeat this process
with the 24-pin connectors (see
Figure 2).
For vehicles with manual
transmissions proceed to
Step 8. The
TCC harness will not be used.
5.
Locate the Transmission Control
Module (TCM) mounted on the driver
side of the radiator fan shroud behind
a black plastic housing. Remove the
two (2) 6mm bolts holding the plastic
TCM housing to the radiator and
remove the housing.
6.
Attach a red T-tap to the BROWN
wire on pin 29 of the top connector.
Attach another red T-Tap to the GREEN
wire with a WHITE stripe on pin 32 of
the top connector. The GRAY
connector wire cover is split in the
middle and can be separated with a
small screw driver to allow access to
Section 2
SIX-GUN DIESEL TUNER INSTALLATION
Figure 1