Taken from
Techservices.Audiovox.com.
#522735: 2012 CHEVROLET SILVERADO 1500 2DR TRUCK WITH 4.3L ENGINE AND STANDARD AUDIO SYSTEM
Audio/Mobile Video
WIRE COLOR POLARITY LOCATION
Battery RED / WHITE (+) RADIO HARNESS
Accessory DARK GREEN (DATA) RADIO HARNESS
THE RADIO HARNESS DOES NOT PROVIDE A SWITCHED POWER SOURCE.
Ground BLACK (-) RADIO HARNESS
Dimmer YELLOW (+) RADIO HARNESS
LF Speaker (+) TAN
LF Speaker (-) GRAY
RF Speaker (+) LIGHT GREEN
RF Speaker (-) DARK GREEN
LR Speaker (+) BROWN
LR Speaker (-) YELLOW
RR Speaker (+) DARK BLUE
RR Speaker (-) LIGHT BLUE
Steering Cntrls YES
THIS VEHICLE MAY BE EQUIPPED WITH OPTIONAL ONSTAR® TELEMATICS EQUIPMENT. USE AN APPROPRIATE INTEGRATION HARNESS OR INSTALLATION PROCEDURE TO ENSURE PROPER FUNCTION OF THIS EQUIPMENT.
Speed Cntrl YES
Radio Security YES
Security
WIRE COLOR POLARITY LOCATION
Battery RED / BLACK (+) VEHICLE INTERIOR FUSE BOX
Ignition 1 PINK (+) IGNITION SWITCH HARNESS
Starter 1 YELLOW/BLACK (+) AT MODULE UNDER HOOD BEHIND DRIVER HEADLIGHT
NOT FOR REMOTE START, FOR REMOTE START INFORMATION
All Door Trigger GRAY/BLACK (+) AT BCM MODULE UNDER DRIVER SIDE DASH
MAY BE GRAY ON SOME MODELS, TO AVOID DOMELIGHT DELAY USE INDIVIDUAL DOOR TRIGGERS AND DIODE ISOLATE EACH WIRE
Domelight Super GRAY (+) AT BCM MODULE UNDER DRIVER DASH
LF Latch GRAY/BLACK (-) AT MODULE IN DRIVER DOOR
MAY BE BROWN ON SOME MODELS
RF Latch TAN/WHITE (-) AT MODULE IN PASSENGER DOOR
MAY BE BLACK/ WHITE ON SOME MODELS
LR Latch LIGHT BLUE/BLACK (-) AT BCM MODULE UNDER DRIVER DASH
PINK PLUG PIN #15
RR Latch LIGHT GREEN/ BLACK (-) AT BCM MODULE UNDER DRIVER DASH
PINK PLUG PIN #14
Hood Trigger PINK/BLACK (-) AT BCM MODULE UNDER DRIVER DASH
BLACK PLUG PIN #17, NOT ON ALL MODELS
Alarm Disarm LIGHT GREEN (-) AT MODULE IN DRIVERS DOOR
Parking Lights LIGHT BLUE (-) AT VEHICLE LIGHT SWITCH
Data Bus DARK GREEN (-) AT OBD 2 PLUG
Convenience
WIRE COLOR POLARITY LOCATION
Headlights-Lo WHITE (-) AT VEHICLE HEADLIGHT SWITCH
LF Pk Lt Bulb BROWN (+) AT FRONT LEFT PARKING LIGHT
RF Pk Lt Bulb BROWN (+) AT FRONT RIGHT PARKING LIGHT
LR Pk Lt Bulb BROWN (+) AT REAR LEFT PARKING LIGHT
RR Pk Lt Bulb BROWN (+) AT REAR RIGHT PARKING LIGHT
All Hazrd Lights WHITE (-) AT VEHICLE HAZARD SWITCH
Wipers-Lo GRAY (+) AT BCM MODULE UNDER DRIVER DASH
Parking Brake LIGHT BLUE (-) AT VEHICLE PARKING BRAKE SWITCH
Seat Mem 1 ORANGE (+) AT DRIVER DOOR MODULE
USE 2.2K OHM RESISTOR FOR DRIVER SEAT MEMORY 1
Seat Mem 2 ORANGE (+) AT DRIVER DOOR MODULE
SAME WIRE AS DRIVER SEAT MOMORY 1, USE A 4.2K OHM RESISTOR FOR SEAT MEMORY 2
Remote Start
WIRE COLOR POLARITY LOCATION
Battery RED / BLACK (+) VEHICLE INTERIOR FUSE BOX
Ignition 1 PINK (+) IGNITION SWITCH HARNESS
Ignition 2 WHITE (+) IGNITION SWITCH HARNESS
Accessory 1 BROWN OR YELLOW (+) IGNITION SWITCH HARNESS
Starter 1 YELLOW/BLACK (+) AT MODULE UNDER HOOD BEHIND DRIVER HEADLIGHT
NOT FOR REMOTE START, FOR REMOTE START INFORMATION
Starter 2 WHITE (+) IGNITION SWITCH HARNESS
USE A 1.3K OHM RESISTOR FOR START, FOR REMOTE START INTEGRATION
Anti-Theft Type GM PASSKEY III® ANTI-THEFT SYSTEM
Anti-Theft Descript THE KEY SENDS AN RF SIGNAL TO THE BCM MODULE THROUGH AN ANTENNA LOCATED AROUND THE IGNITION CYLINDER
Key Sense PINK/BLACK OR PINK (+) IGNITION SWITCH HARNESS
Tachometer WHITE (-) AT IGNITION COIL
Speed Sense YELLOW/BLACK (AC) AT ECM MODULE UNDER HOOD ON DRIVER FENDER
BLACK PLUG PIN #57
Parking Lights LIGHT BLUE (-) AT VEHICLE LIGHT SWITCH
Brake Lights LIGHT BLUE/WHITE (+) AT SWITCH ABOVE BRAKE PEDAL
IGNITION MUST BE ON FOR THIS WIRE TO TEST
Reverse Lights DARK BLUE (+) AT BCM MODULE UNDER DRIVER DASH
Horn TAN (-) IN HARNESS AT STEERING COLUMN
ALSO AT BCM MODULE UNDER DRIVER DASH
Modules
WIRE LOCATION
Please select another category
Doorlocks/Windows
WIRE COLOR POLARITY LOCATION
Databus Wire DARK GREEN (-) AT OBD 2 PLUG
Power Unlock ORANGE / BLACK (-) AT BCM MODULE UNDER DRIVERS SIDE OF DASH
*SOME MODELS NOT EQUIPPED WITH THESE WIRES WILL REQUIRE A SERIAL DATA MODULE FROM AN ALARM MANUFACTURER OR A 5-WIRE SET-UP IN EACH DOOR TO INTEGRATE.
PowerLock PINK/BLACK (-) AT BCM MODULE UNDER DRIVERS SIDE OF DASH
*SOME MODELS NOT EQUIPPED WITH THESE WIRES WILL REQUIRE A SERIAL DATA MODULE FROM AN ALARM MANUFACTURER OR A 5-WIRE SET-UP IN EACH DOOR TO INTEGRATE.
Driver Mtr Unlock TAN (REV) AT MOTOR IN DOOR
Driver Mtr Lock VIOLET (REV) AT MOTOR IN DOOR
Pas Mtr Unlock TAN (REV) AT MOTOR IN DOOR
Pas Mtr Lock GRAY/BLACK (REV) AT MOTOR IN DOOR
LF Window Up DARK BLUE (REV) DRIVER DOOR MODULE IN DRIVER DOOR
LF Window Dn BROWN (REV) DRIVER DOOR MODULE IN DRIVER DOOR
RF Window Up DARK BLUE (REV) PASSENGER DOOR MODULE IN PASSENGER DOOR
RF Window Dn BROWN (REV) PASSENGER DOOR MODULE IN PASSENGER DOOR
Note: Audiovox makes no representation or warranty with respect to the above information including its accuracy, completeness, or its freedom from third parties' proprietary rights. Audiovox disclaims all liability or responsibility for errors or omissions therein or any decision made by the recipient in reliance thereon. The installer must verify any circuitry with the proper test equipment prior to installation.
As far as bypass is concerned, my preference is the ADS/Idata stuff. You should wire it up using option 2, using the transponder ring accessory too. Option 3 causes too much draw.
Bypass
Transponder ring
Installer, IT support, and FFL. I need less hobbies.