Vehicle
Wiring Details for your
2004- Gmc Sonoma Wiring Diagram |
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Listed below is the vehicle specific wiring diagram for your car alarm, remote starter or keyless entry installation into your 2004- Gmc Sonoma . This information outlines the wires location, color and polarity to help you identify the proper connection spots in the vehicle. Please be sure to test all of your wires with a digital multimeter before making any connections. More information on using a multimeter and testing wires please see our Technical Support Area.
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PART |
COLOR |
LOCATION |
12 VOLT
CONSTANT |
RED (+) and RED/WHITE (+) |
@ IGNITION SWITCH HARNESS |
STARTER |
YELLOW (+) |
@ IGNITION SWITCH HARNESS |
STARTER
2 |
N/A |
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IGNITION
1 |
PINK (+) |
@ IGNITION SWITCH HARNESS |
IGNITION
2 |
WHITE (+), See NOTE #5 |
@ IGNITION SWITCH HARNESS |
IGNITION
3 |
N/A |
|
ACCESSORY/HEATER
BLOWER 1 |
ORANGE (+) |
@ IGNITION SWITCH HARNESS |
ACCESSORY/HEATER
BLOWER 2 |
N/A |
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KEYSENSE |
LIGHT GREEN (-) |
@ IGNITION SWITCH HARNESS |
PARKING
LIGHTS ( - ) |
WHITE (-) |
@ BCM, LIGHT BLUE plug, Pin A5, See NOTE #2 |
PARKING
LIGHTS ( + ) |
BROWN (+) |
@ BCM, LIGHT BLUE plug, Pin B6, See NOTE #2 |
POWER LOCK |
LIGHT BLUE (TYPE A) |
@ BCM, BROWN plug, Pin A4, See NOTE #2 |
POWER UNLOCK |
WHITE (TYPE A) |
@ BCM, BROWN Plug, Pin A3, See NOTE #2 |
DOOR TRIGGER |
See NOTE #3 |
@ BCM, PURPLE Plug, See NOTE #2 |
DOMELIGHT
SUPERVISION |
TAN (-) |
@ BCM, PURPLE Plug, Pin B4, See NOTE #2 |
TRUNK RELEASE |
N/A |
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SLIDING
POWER DOOR |
N/A |
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HORN |
BLACK (-) |
@ BCM, BROWN plug, Pin A9, See NOTE #2 |
TACH |
WHITE (AC) |
@ PCM, BLUE Plug Pin 49, See NOTE #4 |
WAIT TO
START LIGHT |
N/A |
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BRAKE |
WHITE (+) |
@ SWITCH ABOVE BRAKE PEDAL |
FACTORY
ALARM DISARM |
LIGHT GREEN (-) |
@ BCM, PURPLE plug, Pin B3, See NOTE #2 |
ANTI-THEFT |
YELLOW (+), ORANGE/BLACK (-) and RED/WHITE (Not used) |
GM's PASSLOCK 2 System, these wires exit the Ignition Switch Tumbler together and are in the Main Ignition Switch Harness in the Column. |
EXTRA
INFORMATION |
NOTE #1; This vehicle uses GM's PASSLOCK 2 ANTI-THEFT SYSTEM and requires the 791
Bypass Module to REMOTE START,
to order please go to the SECURITY BYPASS MODULES page on this website.
NOTE #2: The BCM (Body Control Module) is located to the RIGHT of the the Gas Pedal
just below the Radio, the plugs on the BCM face the DRIVERS side of the vehicle.
NOTE #3: This vehicle has (2) door trigger wires, the TAN (-) at the PURPLE Plug, Pin B4 is for
the DRIVERS DOOR, and the ORANGE (-) at the PURPLE Plug, Pin B2 is for the
PASSENGER DOOR. When installing an ALARM SYSTEM, use BOTH Door Trigger wires
and DIODE ISOLATE. to connect, See DIAGRAM
NOTE #4: The PCM (Powertrain Control Module) is located on the PASSENGER FENDER. On the
2.2L engine the WHITE tach wire is in a BLACK 80-Pin Plug, Pin 10, and on the 4.3L
engine the tach wire is in a RED 32-Pin plug, Pin 20.
NOTE #5: IMPORTANT !!!!! this wire MUST BE CONNECTED as IGNITION #2 for
REMOTE STARTING!!!!!!
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