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CHEVROLET IMPALA
MODEL YEAR(S
IMPALA 2003-2005
KEY T-HARNESS IMMOBILIZER
N/A N/A GM'S PASSLOCK 2 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 GREEN (+) @ IGNITION SWITCH HARNESS
IGNITION 3 N/A
ACCESSORY/HEATER BLOWER 1 ORANGE (+) @ IGNITION SWITCH HARNESS
ACCESSORY/HEATER BLOWER 2 BROWN (+) (POWER as ACCESSORY or VEHICLE will NOT CRANK!!) @ IGNITION SWITCH HARNESS
KEYSENSE N/A
PARKING LIGHTS ( - ) WHITE (-) (MUST DIODE ISOLATE from BCM) See NOTE # 4 @ BCM, PINK 24-PIN PLUG, PIN A2
PARKING LIGHTS ( + ) N/A
POWER LOCK ORANGE BLACK (TYPE B THRU A 470 OHM RESISTOR) or SEE NOTE #1 @ BCM, GRAY 24-PIN PLUG, SEE NOTE #2 1_0_D_4d562782-9.bmp
POWER UNLOCK ORANGE BLACK (TYPE B) or SEE NOTE #1 SAME WIRE
LOCK MOTOR WIRE N/A
DOOR TRIGGER BLUE (-) and BLUE/WHITE (-), SEE NOTE #3 @ BCM, GRAY 16-PIN PLUG, SEE NOTE #2
DOMELIGHT SUPERVISION BLUE (-) @ BCM, GRAY 16-PIN PLUG, SEE NOTE #2
TRUNK RELEASE BLACK (-) @ TRUNK RELEASE SWITCH
SLIDING POWER DOOR N/A
HORN BLACK (-) @ STEERING COLUMN HARNESS
TACH WHITE (AC) @ IGNITION COILS
WAIT TO START LIGHT N/A
BRAKE WHITE (+) @ BRAKE PEDAL SWITCH
FACTORY ALARM DISARM LT. GREEN (-) @ BCM, GRAY 16-PIN PLUG, SEE NOTE #2
ANTI-THEFT GM'S PASSLOCK 2 ANTI-THEFT SYSTEM, SEE NOTE #1 @ IGNITION SWITCH
NOTES
NOTE #1; This Vehicle is Equipped with GM's PASSLOCK 2 System that requires part # 791 Bypass Module to REMOTE START, if you are installing KEYLESS ENTRY, you will need a 470 ohm 1/2 watt resistor. 2 #775 relays are needed if your unit does not have a 5 or 6 wire door lock harness. Part # XK09, may also be used instead of a #791(for passlock 2) and resistor and relays for remote starting and keyless entry. To order CALL Tech Support at 800 561 1110 ex. 2146, 9AM to 5PM eastern time, M-F. NOTE #2; The BCM is located above the BRAKE PEDAL, the BCM has 3 Plugs that face

the firewall.





NOTE #3: The DRIVERS DOOR trigger is a BLUE (-), the BLUE/WHITE (-) wire will catch all other

doors, when installing an alarm system use both wires and diode isolate.





NOTE #4: The Negative (-) Parking Light wire WHITE, must be isolated from the BCM to prevent the SERVICE ENGINE LIGHT SOON from turning on! Cut white wire in half as it exits the BCM, connect the banded end of a 1 amp rectifier diode(from Radio Shack) to the half of the cut white wire from BCM. The unbanded end of the diode and parking light wire from the unit (SET FOR A NEGATIVE PARK LIGHT OUTPUT) both connect to the remaining half of the cut white wire.
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