| NOTE #1; this Vehicle is equipped with GM'S PASSLOCK 2 ANTI-THEFT SYSTEM that will Require
the 791 Bypass Module for REMOTE STARTING, if you are INSTALLING a REMOTE
START/KEYLESS ENTRY the Part # DB-ALL or XK09 INTERFACE BYPASS MODULE is
required, either unit will work for this application.
to order go to the INTERFACE BYPASS MODULE Page on this website.
NOTE #2: The BCM (Body Control Module) is located BEHIND the DRIVERS SIDE of DASH, with
the PLUGS facing the REAR of the vehicle.
NOTE #3: This vehicle has (2) door trigger wires, a TAN (-) for the DRIVERS door in the PURPLE
plug, Pin B4 and for the PASSENGERS doors a BLUE/WHITE (-) in the LIGHT BLUE
plug, Pin B11. When installing and ALARM SYSTEM use both wires and DIODE
ISOLATE. For DOMELIGHT SUPERVISION use only the TAN (-) PURPLE plug, Pin B4.
NOTE #4 The ECM (Electronic Control Module) is located near the BATTERY down low, between
the fender and the fan under a BLACK cover. TACH wire: On the 4.3L the TACH wire
is in a 20 Pin connector labled "RED". On the 4.8L, 5.3L, and 6.0L the TACH wire is
at Pin 10 in the RED connector.