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GMC SONOMA
MODEL YEAR(S
SONOMA 1995-1997
KEY T-HARNESS IMMOBILIZER
N/A N/A N/A
PART COLOR LOCATION DIAGRAM
12 VOLT CONSTANT RED (+) @ IGNITION SWITCH HARNESS
STARTER PURPLE (+) @ IGNITION SWITCH HARNESS
STARTER 2 N/A
IGNITION 1 PINK (+) @ IGNITION SWITCH HARNESS
IGNITION 2 PINK/WHITE (+) or WHITE (+), See NOTE #1 @ 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 ( - ) N/A
PARKING LIGHTS ( + ) BROWN (+) @ HEADLIGHT SWITCH or in DRIVERS KICK PANEL
POWER LOCK LIGHT BLUE (TYPE C), See NOTE #2 IN DRIVERS KICK PANEL
POWER UNLOCK WHITE (TYPE C), See NOTE #2 IN DRIVERS KICK PANEL
LOCK MOTOR WIRE GRAY (5-WIRE TYPE) IN DRIVERS DOOR HARNESS
DOOR TRIGGER WHITE (-) or BLACK (-), See NOTE #3
DOMELIGHT SUPERVISION USE DOOR TRIGGER, (Requires Part #775 Relay)
TRUNK RELEASE N/A
SLIDING POWER DOOR N/A
HORN BLACK (-) @ STEERING COLUMN HARNESS
TACH WHITE (AC) @ IGNITION COIL
WAIT TO START LIGHT N/A
BRAKE WHITE (+) @ SWITCH ABOVE BRAKE PEDAL
FACTORY ALARM DISARM N/A
ANTI-THEFT N/A
NOTES
NOTE #1: IMPORTANT !!!!! this wire MUST BE CONNECTED as IGNITION #2 for

REMOTE STARTING!!!!!!





NOTE #2: If vehicle is EQUIPPED with FACTORY KEYLESS ENTRY it is a TYPE "A" door locking

system, if vehicle is without FACTORY KEYLESS it is a TYPE "C" door locking

system.The KEYLESS ENTRY MODULE is mounted to the UNDER DASH PANEL

on the driver side of the vehicle.





NOTE #3: Use the WHITE (-) wire at a Pin switch or Courtsey light if Non-Keyless, use the same

wire for DOMELIGHT SUPERVISION on this vehicle, and on Keyless Entry vehicles use

the BLACK (-) wire in the BLUE plug at the KEYLESS ENTRY MODULE located under the

drivers dash panel on the drivers side of vehicle. For DOMELIGHT SUPERVISION use

the WHITE (-) wire in the BLACK plug.
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