Audiovox lists:
#510284: 2007 CHEVROLET AVEO 4DR HATCHBACK WITH 1.6L ENGINE AND STANDARD AUDIO SYSTEM
Audio/Mobile Video
WIRE COLOR POLARITY LOCATION
Battery ORANGE (+) RADIO HARNESS
Accesory YELLOW (+) RADIO HARNESS
Ground BLACK (-) RADIO HARNESS
Illumination BROWN / WHITE (+) RADIO HARNESS
Dimmer LIGHT GREEN/ RED (-) RADIO HARNESS
LF Speaker (+) VIOLET
THESE WIRES ALSO GO TO THE FRONT LEFT TWEETER
LF Speaker (-) LIGHT GREEN
RF Speaker (+) LIGHT BLUE
THESE WIRES ALSO GO TO THE FRONT RIGHT TWEETER
RF Speaker (-) BROWN
LR Speaker (+) DARK GREEN
LR Speaker (-) GRAY
RR Speaker (+) DARK BLUE
RR Speaker (-) WHITE
Steering Cntrls NO
Speed Cntrl NO
Radio Security YES
Security
WIRE COLOR POLARITY LOCATION
Battery RED / BLACK (+) IGNITION SWITCH HARNESS
Ignition 1 PINK (+) IGNITION SWITCH HARNESS
Starter 1 YELLOW (+) IGNITION SWITCH HARNESS
All Door Trigger WHITE (-) IN HARNESS IN DRIVERS KICKPANEL
Domelight Super WHITE (-) IN HARNESS IN DRIVERS KICKPANEL
Trunk Trigger ORANGE / BLACK (-) IN HARNESS AT COURTESY LIGHT IN TRUNK
Hood Trigger BROWN / BLACK (+) IN HARNESS AT PIN SWITCH UNDER HOOD
Alarm Disarm DARK BLUE (-) IN HARNESS IN DRIVERS KICKPANEL
Parking Lights BROWN (-) IN HARNESS AT VEHICLE LIGHT SWITCH
Convenience
WIRE COLOR POLARITY LOCATION
Headlights-Lo BLACK/ WHITE (-) AT VEHICLE LIGHT SWITCH HARNESS
Wipers-Lo DARK BLUE (+) AT VEHICLE WIPER CONTROL SWITCH
Wipers-Hi WHITE (+) AT VEHICLE WIPER CONTROL SWITCH
Parking Brake BROWN (-) AT SWITCH AT VEHICLE PARKING BRAKE
Remote Start
WIRE COLOR POLARITY LOCATION
Battery RED / BLACK (+) IGNITION SWITCH HARNESS
Ignition 1 PINK (+) IGNITION SWITCH HARNESS
Accessory 1 RED / BLACK (+) IGNITION SWITCH HARNESS
Accessory 2 YELLOW (+) IGNITION SWITCH HARNESS
Starter 1 YELLOW (+) IGNITION SWITCH HARNESS
Anti-Theft Type UNIVERSAL IMMOBILIZER
Anti-Theft Descript THE KEY SENDS AN RF SIGNAL TO THE BCM MODULE THROUGH AN ANTENNA LOCATED AROUND THE IGNITION CYLINDER
Key Sense LIGHT GREEN (+) IGNITION SWITCH HARNESS
Tachometer GRAY (AC) AT ECM MODULE BEHIND DRIVERS SIDE HEADLIGHT UNDER HOOD
PIN #25
Speed Sense DARK GREEN / WHITE (AC) AT ECM MODULE BEHIND DRIVERS SIDE HEADLIGHT UNDER HOOD
MAY ALSO BE DARK GREEN
Parking Lights BROWN (-) IN HARNESS AT VEHICLE LIGHT SWITCH
Brake Lights BROWN (+) AT SWITCH ABOVE BRAKE PEDAL
WIRE MAY ALSO BE ORANGE IN SOME VEHICLES.
Reverse Lights LIGHT GREEN (+) IN HARNESS IN DRIVERS KICKPANEL
Horn BLACK/ WHITE (-) IGNITION SWITCH HARNESS
Modules
WIRE LOCATION
Please select another category
Doorlocks/Windows
WIRE COLOR POLARITY LOCATION
Power Unlock LIGHT GREEN (-) AT DOORLOCK RELAY MODULE IN PASSENGER KICKPANEL
PowerLock GRAY (-) AT DOORLOCK RELAY MODULE IN PASSENGER KICKPANEL
Driver Mtr Unlock DARK BLUE (REV) AT MOTOR IN DOOR
Driver Mtr Lock WHITE (REV) AT MOTOR IN DOOR
Pas Mtr Unlock DARK BLUE (REV) AT MOTOR IN DOOR
Pas Mtr Lock WHITE (REV) AT MOTOR IN DOOR
LF Window Up WHITE (REV) AT DRIVER WINDOW CONTROL SWITCH IN DOOR
LF Window Dn DARK BLUE (REV) AT DRIVER WINDOW CONTROL SWITCH IN DOOR
RF Window Up BROWN (REV) IN HARNESS IN DRIVER KICKPANEL TO DOOR
RF Window Dn DARK GREEN (REV) IN HARNESS IN DRIVER KICKPANEL TO DOOR
LR Window Up GRAY/DARK GREEN (REV) IN HARNESS IN DRIVER KICKPANEL TO DOOR
LR Window Dn DARK GREEN/ RED (REV) IN HARNESS IN DRIVER KICKPANEL TO DOOR
RR Window Up VIOLET (REV) IN HARNESS IN DRIVER KICKPANEL TO DOOR
RR Window Dn LIGHT BLUE (REV) IN HARNESS IN DRIVER KICKPANEL TO DOOR
Sunroof Open DARK BLUE (REV) AT SUNROOF MOTOR
Sunroof Close BROWN (REV) AT SUNROOF MOTOR
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.
The Aveo does not use the Passlock II system, some do use a transponder system but it is an option only on the LT models I believe. Either way the 556L will not work. You would need a key-in-a-box bypass or a data based bypass.
Installer, IT support, and FFL. I need less hobbies.