Vehicle
Wiring Details for your
2003 -2005 Saturn L-series 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 2003 -2005 Saturn L-series . 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 (+) |
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 |
BROWN (+) |
IGNITION SWITCH HARNESS |
| KEYSENSE |
LIGHT GREEN (-) See NOTE *1 |
IGNITION SWITCH HARNESS |
| PARKING
LIGHTS ( - ) |
LIGHT BLUE (-) |
@ BCM, PIN B4, 16-PIN GRAY PLUG, See NOTE *2 |
| PARKING
LIGHTS ( + ) |
BROWN (+) |
@ BCM, PIN B10, 24-PIN GRAY PLUG, See NOTE *2 |
| POWER LOCK |
RED/BLACK (Positive (+)) |
@ BCM, PIN A8, 16-PIN GRAY PLUG, See NOTE *2 |
| POWER UNLOCK |
ORANGE/BLACK (Positive (+)) |
@ BCM, PIN A7, 16-PIN GRAY PLUG, See NOTE *2 |
| DOOR TRIGGER |
See NOTE *3 |
@ BCM, 24-PIN GRAY PLUG, See NOTE *2 |
| DOMELIGHT
SUPERVISION |
WHITE (-) |
@ BCM, PIN A1, PINK PLUG, See NOTE *2 |
| TRUNK RELEASE |
BLACK/WHITE (+) |
@ BCM, PIN B7, 24-PIN GRAY PLUG, See NOTE *2 |
| SLIDING
POWER DOOR |
N/A |
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| HORN |
BLACK (-) |
@ BCM, PIN B2, PINK PLUG, See NOTE *2 |
| TACH |
ANY wire NOT PINK, BROWN/WHITE or BLACK |
@ IGNITION CONTROL MODULE |
| WAIT TO
START LIGHT |
N/A |
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| BRAKE |
LIGHT BLUE (+) |
@ SWITCH ABOVE BRAKE PEDAL |
| FACTORY
ALARM DISARM |
N/A |
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| 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 THE LIGHT GREEN (-) KEY SENSE WIRE AT THE IGNITION HARNESS MUST SEE A (-)NEGATIVE DURING REMOTE START TO KEEP THE SERVICE ENGINE LIGHT FROM COMING ON.
NOTE *2 THE BCM (Body Control Module) IS BEHIND THE GLOVEBOX.
NOTE *3 THE DRIVERS DOOR TRIGGER IS GRAY/BLACK (-) IN PIN B2 AND THE PASSENGER DOOR TRIGGER IS BLACK/WHITE (-) IN PIN A12. WHEN CONNECTING TO AN ALARM SYSTEM, USE BOTH DOOR TIRGGER WIRES AND DIODE ISOLATE, TO CONNECT, SEE DIAGRAM.
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