Electrical Diagrams

2009 Chevrolet Traverse FWD V6-3.6LSECTION Electrical Diagrams


ENGINE CONTROLS SCHEMATICS

Module Power, Ground, Serial Data, and MIL







5-Volt 1 and Low Reference Bus







5-Volt 2, 5-Volt 3, and Low Reference Busses







Engine Data Sensors - Pressure, Temperature, and Throttle Controls







Engine Data Sensors - Oxygen Sensors







Ignition Controls - Bank 1 Ignition System







Ignition Controls - Bank 2 Ignition System







Ignition Controls - CKP/CMP/KS Sensors and CMP Actuator Solenoids







Fuel Controls - Fuel Injectors







Fuel Controls - Fuel Pump Flow Control







Fuel Controls - EVAP Controls







Subsystem References








Locations: The locations for the Connectors, Grounds, Splices, and Grommets shown within these diagrams can be found via their numbers at Vehicle Locations. Locations
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.