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2003 Chevrolet Silverado 1500 Alarm Wiring Diagram

2003 Chevrolet Silverado 1500 Alarm Wires

Find the right alarm wire colors, locations, and polarity with this 2003 Chevrolet Silverado 1500 alarm wiring diagram. This will help you install your car alarm wiring correctly.

Application Wire Color and Location
Battery Constant 12v+ Positive Wire (+) Red
Battery Constant 12v+ Positive Wire Location Ignition Switch Harness
Starter Positive Wire (+) Yellow
Starter Positive Wire Location Ignition Switch Harness
Second Starter Positive Wire (+) N/A
Second Starter Positive Wire Location N/A
Ignition Positive Wire (+) Pink
Ignition Positive Wire Location Ignition Switch Harness
Second Ignition Positive Wire (+) N/A
Second Ignition Positive Wire Location N/A
Third Ignition Positive Wire (+) N/A
Third Ignition Positive Wire Location N/A
Accessory Positive Wire (+) Orange
Accessory Positive Wire Location Ignition Switch Harness
Second Accessory Positive Wire (+) Brown
Second Accessory Positive Wire Location Ignition Switch Harness
Key Sense Wire Light Green
Key Sense Wire Location Ignition Switch Harness

2003 Chevrolet Silverado 1500 Alarm Sensor Wires

Find the right alarm sensor wire colors, locations, and polarity with this 2003 Chevrolet Silverado 1500 alarm sensor wire chart. This will help you connect all your car alarm sensors correctly.

Application Wire Color and Location
Parking Light Negative Wire (-) N/A
Parking Light Negative Wire Location N/A
Parking Lights Wire (+) Brown
Parking Lights Wire Location Driver Kick Panel
Power Door Lock Negative Wire (-) The door locks in this vehicle are multiplexed. Wire as a reversing polarity system in each front door or acquire a multiplex interface adapter from a security manufacturer.
Power Door Lock Negative Wire Location Data Bus System
Power Door Unlock Negative Wire (-) The door locks in this vehicle are multiplexed. Wire as a reversing polarity system in each front door or acquire a multiplex interface adapter from a security manufacturer.
Power Door Unlock Negative Wire Location Data Bus System
Door Trigger Negative Wire (-) Gray/Black
Door Trigger Negative Wire Location Driver Pillar
Dome Light Supervision Wire (-) Use Door Trigger
Dome Light Supervision Wire Location In Harness at Vehicle Dome Light
Hood Trigger Negative Wire (-) N/A
Hood Trigger Negative Wire Location N/A
Trunk Trigger Negative Wire (-) N/A
Trunk Trigger Negative Wire Location N/A
Sliding Power Door Wire N/A
Sliding Power Door Wire Location N/A
Horn Negative Wire (-) Tan/Yellow
Horn Negative Wire Location At Steering Column Harness
Tachometer Wire Negative Wire (-) White
Tachometer Wire Negative Wire Location At Instrument Cluster
Wait To Start Wire N/A
Wait To Start Location N/A
Brake Light Positive Wire (+) White
Brake Light Positive Wire Location At Switch Above Brake Pedal
Factory Alarm Disarm Wire (-) N/A
Factory Alarm Disarm Wire Location N/A
Factory Anti-Theft System N/A
Factory Anti-Theft System Location N/A

Feel free to use any 2003 Chevrolet Silverado 1500 alarm wiring diagram that is listed here but keep in mind that all information here is provided as is without any warranty of any kind. Use of this 2003 Chevrolet Silverado 1500 car alarm wire chart is at your own risk. Always verify all wires, wire colors and connection points before applying any information found here to your 2003 Chevrolet Silverado 1500.

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