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Vehicle Wiring Details for your
2007- Chevrolet Silverado Classic 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 2007- Chevrolet Silverado Classic . 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  WHITE (+), SEE NOTE #2  @ IGNITION SWITCH HARNESS
 IGNITION 3  N/A  
 ACCESSORY/HEATER BLOWER 1  ORANGE (+)  @ IGNITION SWITCH HARNESS
 ACCESSORY/HEATER BLOWER 2  BROWN (+)  @ IGNITION SWITCH HARNESS
 KEYSENSE  N/A  
 PARKING LIGHTS ( - )  GRAY/BLACK (-)  @ HEADLIGHT SWITCH or BCM, BROWN PLUG, PIN B2, SEE NOTE #3
 PARKING LIGHTS ( + )  BROWN (+)  IN DRIVERS KICK PANEL
 POWER LOCK  SEE NOTE #1, (for BASE MODEL TRUCKS SEE NOTE #4)  
 POWER UNLOCK  SEE NOTE #1, (for BASE MODEL TRUCKS SEE NOTE #4)  
 DOOR TRIGGER  GRAY/BLACK (-)(DRIVERS) and BLACK/WHITE (-)(PASSENGER), SEE NOTE #5  @ EACH DOOR MODULE, IN EACH DOOR
 DOMELIGHT SUPERVISION  GRAY/BLACK (+)  @ BCM, BLACK PLUG, PIN E, SEE NOTE #3
 TRUNK RELEASE  N/A  
 SLIDING POWER DOOR  N/A  
 HORN  BLACK/YELLOW to BLACK (-)  @ HORN SWITCH or BCM, GRAY PLUG, PIN B9, SEE NOTE #3
 TACH  WHITE (AC) SEE NOTE #6  @ INSTRUMENT CLUSTER, PIN A5 or PCM
 WAIT TO START LIGHT  DK. BLUE (-)  @ INSTRUMENT CLUSTER, PIN A2 or PCM
 BRAKE  WHITE (+)  @ BRAKE PEDAL SWITCH
 FACTORY ALARM DISARM   LT. GREEN (-)  @ DRIVERS DOOR MODULE, IN DOOR
 ANTI-THEFT  GM'S PASSLOCK 2 ANTI-THEFT SYSTEM, SEE NOTE #1  
 EXTRA INFORMATION
 NOTE #1: This vehicle uses GM'S PASSLOCK 2 ANTI-THEFT SYSTEM that requires a 791 Bypass Module to Remote Start, if you are using a REMOTE STARTER ONLY, use the 791, to order go to the SECURITY BYPASS MODULES Page on this website. IF you are installing a REMOTE STARTER with KEYLESS ENTRY you MUST USE the INTERFACE BYPASS MODULE, Part # DB-ALL or XK09, EITHER Bypass will do the Anti-theft and Keyless entry, to order go to the INTERFACE BYPASS MODULE Page on this website. NOTE #2: The IGNITION #2 wire WHITE must be connected to prevent a CHECK ENGINE LIGHT from turning on and to prevent DAMAGE to the TRANSMISSION on this Vehicle. NOTE #3; The BCM is located under the Drivers Side of the dash, the BCM has 6 plugs on it, with the PURPLE plug on the back. NOTE #4: On BASE model truck the DOOR LOCK INTERFACE MODULE is not necessary, the LOCK wire is a LT BLUE (TYPE B) @ the BCM, LT BLUE PLUG, PIN B5, and the UNLOCK wire is a WHITE (TYPE B) @ the BCM, LT BLUE PLUG, PIN B10. NOTE #5: On BASE Model trucks, the Door Trigger wires are @ the BCM, LT BLUE PLUG, PINS B4 and A5. On 4-Door Trucks the LEFT REAR Door is a LT BLUE/BLACK (-) PIN A3 and the RIGHT REAR Door is a LT GREEN/BLACK (-) PIN A2, located in a PURPLE PLUG at the BCM, use all 4 wires and diode isolate when installing an alarm system. NOTE #6: The PCM is located in the LEFT FRONT of the Engine Compartment to the left of the Fan Shroud. On GAS models the Tach wire is in a GREEN PLUG, PIN 10 DIESEL models, the tach wire is in the BLACK 58-PIN PLUG, PIN 55 HYBRID Models, the tach wire is in the GREEN PLUG, PIN 35
 
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