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PONTIAC GRAND AM
MODEL YEAR(S
GRAND AM 2003-2006
KEY T-HARNESS IMMOBILIZER
N/A N/A GM's PASSLOCK 2 ANTI-THEFT System, Requires 791 Bypass Module
PART COLOR LOCATION DIAGRAM
12 VOLT CONSTANT RED (+) x2 @ IGNITION SWITCH HARNESS
STARTER YELLOW (+) @ IGNITION SWITCH HARNESS
STARTER 2 N/A
IGNITION 1 PINK (+) @ IGNITION SWITCH HARNESS
IGNITION 2 DARK GREEN (+) @ 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 (+) @ BCM, LIGHT GRAY Plug, Pin B8, See NOTE #1
POWER LOCK WHITE (1-Wire System) See NOTE #2 @ BCM, LIGHT GRAY Plug, Pin A2, See NOTE #1 14052_GRAND-AM_GRAND AM 1 WIRE JBS UNITS.pdf
POWER UNLOCK Same wire, See DIAGRAM See DAIGRAMS 14052_GRAND-AM_GRAND AM 1 WIRE ALERT SHELBY UNITS.pdf
LOCK MOTOR WIRE GRAY (+) IN DRIVERS DOOR HARNESS
DOOR TRIGGER See NOTE #3 14301_GRAND-AM_(-) NEGATIVE DOOR PIN ISOLATION CIRCUIT.pdf
DOMELIGHT SUPERVISION WHITE (-) @ BCM, PINK Plug, Pin A 11, See NOTE #1
TRUNK RELEASE BLACK (-) @ BCM, LIGHT GRAY Plug, Pin A7, See NOTE *1
SLIDING POWER DOOR N/A
HORN BLACK (-) @ BCM, See NOTE #5
TACH PURPLE/WHITE or WHITE (AC) See NOTE #4
WAIT TO START LIGHT N/A
BRAKE WHITE (+) @ SWITCH ABOVE BRAKE PEDAL
FACTORY ALARM DISARM N/A
ANTI-THEFT YELLOW (+) and BLACK (-) and WHITE (Not Used) GM's PASSLOCK 2 System, wires are at the top of the Ignition Switch Tumbler
NOTES
NOTE #1: the BCM (Body Control Module) is located between the BLOWER MOTOR and the PASSENGER KICK PANEL, under the GLOVE BOX, it has 3 Plugs, 2 GRAY and 1 PINK.





NOTE #2: this vehicle uses a 1-Wire DOOR LOCKING SYSTEM, that requires a (-)Negative thru a 1500 Ohm Resistor to UNLOCK and a straight (-)Negative to LOCK, some units will also require (2) extra relays Part #775, to connect, See DIAGRAM.





NOTE #3: the LIGHT GREEN/BLACK (-) is for the DRIVERS DOOR this wire is located at the BCM, GREY Plug Pin B7. The PASSENGER DOOR (and Rear doors if 4-door) wire is a LIGHT BLUE (-) is located at the BCM, LIGHT GREY Plug, Pin B10 when connecting to an ALARM SYSTEM, use both DOOR TRIGGER wires and DIODE ISOLATE, to connect, See DIAGRAM.





NOTE #4: the TACH wire is a WHITE wire at the PCM (Powertrian Control Module) on the 2.2L engine, in a BLACK Plug, Pin 19. On the 3.4L engine, it is a PURPLE/WHITE at the BLUE Plug, Pin 8, at the PCM.





NOTE #5: the BLACK (-) Horn Honk wire is in the Smaller of the 2 GRAY plugs at the BCM.
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EXTRA INFORMATION