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2007 Chevrolet Avalanche Car Alarm Wiring Guide

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Whether your an expert Chevrolet Avalanche car alarm installer, Chevrolet Avalanche performance fan or a novice Chevrolet Avalanche enthusiast with a 2007 Chevrolet Avalanche, a Chevrolet Avalanche car alarm wiring diagram can save yourself a lot of time. One of the most time consuming tasks with installing an after market car alarm, car security, car remote start, automatic remote starter, shock sensor, tilt sensor, car alarm sensor or any auto alarm is identifying the correct color car security wires for a 2007 Chevrolet Avalanche headlight bulb size you need for your low beam or high beam and save time. Also, find your other car light bulb sizes including your fog light, reverse light, turn signal, brake light and more. It’s that easy!

The Modified Life staff has taken all its Chevrolet Avalanche car alarm wiring diagrams, Chevrolet Avalanche car security wiring diagrams, Chevrolet Avalanche car alarm wire diagrams, Chevrolet Avalanche car security wiring schematics, Chevrolet Avalanche car security diagrams, Chevrolet Avalanche remote starter wiring diagrams and cataloged them online for our visitors to use for free. Our automotive wiring diagrams allow you to enjoy your new auto security electronics rather than spend countless hours trying to figure out which wires goes where.

Feel free to use any Chevrolet Avalanche auto alarm wiring diagram that is listed on Modified Life but keep in mind that all information here is provided “as is” without any warranty of any kind and most of the auto security wiring diagrams listed on our enthusiast website are submitted by the Modified Life community. Use of the wiring information is at your own risk. Always verify all wires, wire colors and diagrams before applying any information found here to your 2007 Chevrolet Avalanche.

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2007 Chevrolet Avalanche Car Alarm Installation Instructions

Battery Constant 12v+ Positive Wire (+): Red/Black
Battery Constant 12v+ Positive Wire Location: At Fuse Box, Black 40-Pin Plug, Pins F1 And E3 Or Connect To Battery

Starter Positive Wire (+): White (The starter #1 wire, white (+) requires a (+) positive through a 1300 ohm resistor.)
Starter Positive Wire Location: At Ignition Switch Harness Or BCM Light Green Plug, Pin 4. The BCM (body control module) is located to the left of the steering column.

Ignition Positive Wire (+): Pink
Ignition Positive Wire Location: At Ignition Switch Harness Or BCM Light Green Plug, Pin 14. The BCM (body control module) is located to the left of the steering column.

Accessory Positive Wire (+): Brown
Accessory Positive Wire Location: At Ignition Switch Harness Or BCM Light Green Plug, Pin 21. The BCM (body control module) is located to the left of the steering column.

Parking Light Negative Wire (-): Light Blue
Parking Light Negative Wire Location: At Headlight Switch Or BCM, Tan Plug, OIN 8. The BCM (body control module) is located to the left of the steering column.

Parking Light Positive Wire (+): Brown (Left) And Brown (Right). Use Both. Requires Extra Relay. To connect up the (+) positive parking lights will require an extra relay.
Parking Light Positive Wire Location: At Under Hood Fuse Box, 30-Pin Black Plug.

Power Door Lock Negative Wire (-): This vehicle will requires a anti-theft bypass module to connect the door locks and bypass the Passlock 2 system. If not connecting up the door locks use a bypass module.
Power Door Lock Negative Wire Location: N/A

Power Door Unlock Negative Wire (-): This vehicle will requires a anti-theft bypass module to connect the door locks and bypass the Passlock 2 system. If not connecting up the door locks use a bypass module.
Power Door Unlock Negative Wire Location: N/A

Door Trigger Negative Wire (-): The drivers door is a gray/black (-) at the drivers door module, in the door, brown 16-pin plug, pin 13. The passenger door is a black/white (-) at the passenger door module in the door, brown 16-pin plug, pin 13. The drivers rear door is a light blue/black(-) at the BCM, pink plug, pin 15 and the passenger rear door is a light green/black (-) at the BCM, pink plug, pin 14. When connecting an alarm use all 4 wires and diode isolate.
Door Trigger Negative Wire Location: N/A

Dome Light Supervision Wire (+): Gray
Dome Light Supervision Wire Location: At BCM, Tan Plug, Pin 5. The BCM (body control module) is located to the left of the steering column.

Horn Negative Wire (-): Tan
Horn Negative Wire Location: At Horn Switch Or At BCM, Brown Plug, Pin 18. The BCM (body control module) is located to the left of the steering column.

Tachometer Wire Negative Wire (-): Not Pink, Brown Or Black
Tachometer Wire Negative Wire Location: At Any Ignition Coil Or Fuel-Injector

Brake Light Positive Wire (+): Light Blue/White
Brake Light Positive Wire Location: At Switch Above Brake Pedal Or BCM, Brown Plug, Pin 6. The BCM (body control module) is located to the left of the steering column.

Factory Alarm Disarm Wire (-): Light Green
Factory Alarm Disarm Wire Location: In Drivers Door At Door Module, Brown 16-Pin Plug, Pin 4.

Factory Anti-Theft System: GM New Pass Key 3 + Requires Bypass Module
Factory Anti-Theft System Location: At Ignition Switch Tumbler

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