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CADILLAC DEVILLE
MODEL YEAR(S
DEVILLE 1996-1999
KEY T-HARNESS IMMOBILIZER
N/A GM-2 GM's VATS ANTI-THEFT System, See NOTE #1
PART COLOR LOCATION DIAGRAM
12 VOLT CONSTANT RED (+) @ IGNITION SWITCH HARNESS
STARTER YELLOW (+) @ IGNITION SWITCH HARNESS
STARTER 2 N/A
IGNITION 1 PINK (+) @ IGNITION SWITCH HARNESS
IGNITION 2 LIGHT BLUE (+) @ IGNITION SWITCH HARNESS
IGNITION 3 N/A
ACCESSORY/HEATER BLOWER 1 ORANGE (+) @ IGNITION SWITCH HARNESS
ACCESSORY/HEATER BLOWER 2 N/A
KEYSENSE N/A
PARKING LIGHTS ( - ) GREY/BLACK (-) IN DRIVERS KICK PANEL
PARKING LIGHTS ( + ) PURPLE (+) @ the PARKING LIGHT RELAY, See NOTE #2
POWER LOCK RED/BLACK (TYPE B) @ BCM, Plug C1, See NOTE #3
POWER UNLOCK ORANGE/BLACK (TYPE B) @ BCM, Plug C1, See NOTE #3
LOCK MOTOR WIRE GRAY (5-WIRE TYPE) IN DRIVERS DOOR HARNESS
DOOR TRIGGER See NOTE #4 @ BCM, Plugs C1 and C2, See NOTE #3 14301_DEVILLE_(-) NEGATIVE DOOR PIN ISOLATION CIRCUIT.pdf
DOMELIGHT SUPERVISION TAN (-) @ BCM, Plug C2, See NOTE #3
TRUNK RELEASE BLACK/WHITE (+) @ TRUNK RELEASE RELAY, See NOTE #5
SLIDING POWER DOOR N/A
HORN BLACK (-) @ STEERING COLUMN HARNESS
TACH PURPLE/WHITE (AC) @ 5 Pin PLug, rear of engine
WAIT TO START LIGHT N/A
BRAKE LIGHT BLUE (+) @ SWITCH ABOVE BRAKE PEDAL
FACTORY ALARM DISARM LIGHT GREEN (-) IN EITHER KICK PANEL
ANTI-THEFT 2 WHITE wires or 1 WHITE and 1 PURPLE or PURPLE/WHITE in an ORANGE or BLACK TUBE in RUNNING DOWN STEERING COLUMN @ Ignition Switch
NOTES
NOTE #1: If vehicle is equipped with PASSKEY/VATS, Ignition Key will have a little Chip

on the Steel Shaft of the Key that can be seen. Requires 791 Bypass Module

for Remote starting



to order go to the SECURITY BYPASS MODULE Page on this website.







NOTE #2: the parking Light wire is located in the Trunk Compartment #2 Micro Relay Center

behind the Rear Seat DO NOT use any other wire that tests as a (+) PARKING LIGHT

wire in this vehicle.







NOTE #3: the BCM is located behind the Drivers side of the Rear Seat back, it has (2) plugs

labled C1 and C2.







NOTE #4: the DRIVERS DOOR use the TAN (-) Plug C2, the PASSENGER DOOR uses the DARK

BLUE/WHITE (-) Plug C1 and both REAR DOORS use (1) wire a ORANGE (-) Plug C1,

when connecting to an Alarm System, use all (3) wires and DIODE ISOLATE.

See DIAGRAM







NOTE #5: the Trunk Release Relay is located in the Trunk at the #1 Micro Relay Center.





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