| NOTE #1: This vehicle uses GM'S PASSLOCK 2 ANTI-THEFT SYSTEM that requires a 791 Bypass
Module to Remote Start,
to order go to the SECURITY BYPASS MODULES Page on this website.
NOTE #2: The IGNITION #2 wire WHITE must be connected to prevent a CHECK ENGINE LIGHT
from turning on and to prevent DAMAGE to the TRANSMISSION on this Vehicle.
NOTE #3; The BCM is located behind the Drivers Side of the dash, the plugs on the BCM face
towards the rear of the vehicle.
NOTE #4: The ECM is located NEAR the Battery, low, between the fender and the fan, under a
BLACK PLASTIC Cover, on the 4.3L engine the tach wire is @ Pin 20, in the connector
labled RED. On the 4.8L, 5.3L and 6.0L engines, the tach wire is @ Pin 10 of the RED
NOTE #5: use TAN (-) for the Drivers door located in PURPLE PLUG, PIN B4, for the PASSENGER door use a ORANGE (-) in the PURPLE PLUG, PIN B2 or a DK BLUE/WHITE (-) in a LT BLUE PLUG, PIN B11, when connecting an alarm you must use both wires and diode isolate.