Banks Power Chevy_GMC Trucks: Duramax LLY (Diesel ’04 - 05 6.6L) Speed Control- SpeedBrake '04-05 (iQ) For use with Banks iQ - Manual (Page 12)

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5.
Make sure the suction cup and the
mounting area on the windshield are
clean and dry. With the suction lever
in the up position, ensure the suction
cup is flat against the windshield, and
then push the suction lever down to
secure in place.
6.
Next, remove and set the fuse
access panel aside. See figure 11.
7.
Locate the Banks OBD II Interface
cable in your kit. This cable has
three connection points. connect the
RED OBD II connector on the Banks
interface cable to the vehicle OBD II
connector. Use a cable tie as shown
in figure 12 to secure the Banks
interface cable to the vehicle OBD II
connector.
8.
Next, connect the 6-pin connector
on the Banks OBD II interface cable
to the 6-pin connector on the Six-Gun
Tuner harness.
Note: If your vehicle is equipped
with a Banks Diesel tuner, optional
tuner-to- SpeedBrake cable will be
needed (P/N 55411). See Figure
13. Disconnect the 6-pin terminal
connections between Banks oBD
II Interface Cable and Banks Diesel
tuner. Connect the oBD II 6-pin male
connector to the optional tuner-to-
SpeedBrake 6-pin female connector.
Connect the three (3) wire 6-pin male
connector to the Diesel tuner female
6-pin connector and connect the five
(5) wire 6-pin male connector to the
SpeedBrake female 6-pin connector.
9.
Locate the RJ12 cable (similar to
telephone connector) on your Banks
OBDII interface cable . See figure 14.
10.
Locate Banks iQ Bridge Module and
connect the RJ12 connector into the
Bridge Module. See figure 15.
Figure 10 Mounting location for Banks iQ, Chevy LMM Shown.