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Vehicle Wiring Details for your
2004 -2005 Chevrolet Cavalier 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 2004 -2005 Chevrolet Cavalier . 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.

 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  N/A  
 IGNITION 3  N/A  
 ACCESSORY/HEATER BLOWER 1  ORANGE (+)  IGNITION SWITCH HARNESS
 ACCESSORY/HEATER BLOWER 2  N/A  
 KEYSENSE  N/A  
 PARKING LIGHTS ( - )  N/A  
 PARKING LIGHTS ( + )  BROWN (+)  @ BCM, WHITE plug, Pin A1, See NOTE *2
 POWER LOCK  LIGHT BLUE (Positive (+))  @ BCM, PURPLE Plug, Pin A4, See NOTE *2
 POWER UNLOCK  WHITE (Positive (+))  @ BCM,PURPLE Plug, Pin A3, See NOTE *2
 DOOR TRIGGER  GRAY/BLACK (-) and LIGHT BLUE (-) Use BOTH, See NOTE *2  
 DOMELIGHT SUPERVISION  WHITE (-)  @ BCM, TAN Plug, Pin A1, See NOTE *2
 TRUNK RELEASE  BLACK/WHITE (-)  @ BCM, BLUE Plug, Pin B4, See NOTE *2
 SLIDING POWER DOOR  N/A  
 HORN  BLACK (-)  @ BCM, TAN plug, Pin B7, See NOTE *2
 TACH  WHITE or ORANGE  @ IGNITION CONTROL MODULE, See NOTE *3
 WAIT TO START LIGHT  N/A  
 BRAKE  WHITE (+)  @ SWITCH ABOVE BRAKE PEDAL
 FACTORY ALARM DISARM   DISARMS with FACTORY REMOTE ONLY!!!  
 ANTI-THEFT  YELLOW (+) BLACK (-) and WHITE (Not used) See NOTE *4  GM's PASSLOCK 2 System, wires are under the Steering Column cover, at the Bottom of the Ignition Switch Tumbler in a BLACK or DARK GRAY Plug
 EXTRA INFORMATION
 NOTE *1 The DRIVERS DOOR is the GREEN/BLACK (-) located in the LOW drivers kick panel. The PASSENGER doors is a LIGHT BLUE (-) located in the LOWER passengers kick panel and this cataches all other doors, use both wires and DIODE ISOLATE when connecting to an ALARM SYSTEM. For DOME LIGHT SUPERVISION use on the GREEN/BLACK (-). NOTE *2 The BCM (Body Control Module) is located to HIGH UP in the DRIVERS KICK PANEL under the DRIVERS SIDE of the DASH. The BCM will have 3 Plugs a TAN, a WHITE and a PURPLE each will have a LIGHT BLUE release tab on the plugs. NOTE *3 The IGNITION CONTROL MODULE is located on the DRIVERS SIDE top of ENGINE. NOTE *4 The PASSLOCK 2 wires will be in a plug that is located at the bottom of the IGNITION SWITCH on the STEERING COLUMN, you will need to remove the STEERING COLUMN COVER to gain access to these wires. The YELLOW, BLACK and WHITE wires are in the BLACK PLUG plug heading under the dash, this BLACK PLUG is attached to the BOTTOM of the IGNITION SWITCH TUMBLE.


 
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