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HUMMER H3
MODEL YEAR(S
H3 2009-2010
KEY T-HARNESS IMMOBILIZER
N/A N/A GM'S MULTIPLEX IGNITION/ANTI-THEFT SYSTEM, See NOTE #1
PART COLOR LOCATION DIAGRAM
12 VOLT CONSTANT ORANGE (+) @ BCM, (BLACK Plug) Pins B5, Note #2
STARTER See NOTE #1
STARTER 2 N/A @ IGNITION SWITCH (GREEN 6-Pin Plug) Pin 4 or BCM, (GRAY Plug) Pin A14, Note #2
IGNITION 1 WHITE/DK. GREEN to BLUE (+) @ IGNITION SWITCH (GREEN 6-Pin Plug) Pin 3 or BCM, (GRAY Plug) Pin B8, Note #2
IGNITION 2 N/A
IGNITION 3 N/A
ACCESSORY/HEATER BLOWER 1 WHITE/RED to BROWN (+) @ IGNITION SWITCH (GREEN 6-Pin Plug) Pin 1 or BCM, (GRAY Plug) Pin B7, Note #2
ACCESSORY/HEATER BLOWER 2 N/A
KEYSENSE N/A
PARKING LIGHTS ( - ) BROWN/WHITE (-) @ HEADLIGHT SWITCH @ BCM, (GRAY Plug) Pin A7, Note #2
PARKING LIGHTS ( + ) BROWN (+) in DRIVERS KICK PANEL or BCM, (BLACK Plug) Pin A48, Note #2
POWER LOCK LT. BLUE (TYPE B) in DRIVERS KICK PANEL @ Door Harness or BCM, (BLACK Plug) Pin A11, Note #2
POWER UNLOCK WHITE (TYPE B) (Requires Double Pulse) in DRIVERS KICK PANEL @ Door Harness or BCM, (BLACK Plug) Pin A12, Note #2
LOCK MOTOR WIRE GRAY (5-wire type) in Either KICK PANEL @ Door Harness
DOOR TRIGGER GRAY/BLACK (-) in DRIVERS KICK PANEL or BCM, (BLACK Plug) Pin A32, Note #2
DOMELIGHT SUPERVISION WHITE (-) in PASSENGER
TRUNK RELEASE (LOCKS/UNLOCKS with Doors)
SLIDING POWER DOOR N/A
HORN DK. GREEN to BLACK (-) @ HORN SWITCH or BCM, (GRAY Plug) Pina25, Note #2
TACH Any wire NOT PINK (AC) @ Any FUEL INJECTOR
WAIT TO START LIGHT N/A
BRAKE LT. BLUE (+) @ BRAKE SWITCH, Drivers Kick or BCM, (BLACK Plug) Pin A37, Note #2
FACTORY ALARM DISARM DISARMS with FACTORY REMOTE ONLY!!
ANTI-THEFT GM'S MULTIPLEX IGNITION/ANTI-THEFT SYSTEM, See NOTE #1
NOTES
NOTE #1: This vehicle is equipped with a Multiplex Ignition/Anti-theft system that requires a

Interface Bypass Module Part # DB-ALL to order go to the INTERFACE BYPASS

MODULE Page on this website.









Note #2: The BCM (Body Control Module) is located in the Passenge Kick Panel.





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