Operation CHARM: Car repair manuals for everyone.

Electrical Diagrams



Engine Controls Schematics

Module Power, Ground, Serial Data, and MIL






Engine Data Sensors - 5-Volt and Low Reference






Engine Data Sensors - Pressure, Temperature and Position






Engine Data Sensors - Oxygen Sensors (1 of 2)






Engine Data Sensors - Oxygen Sensors (2 of 2)






Throttle Controls






Bank 1 Ignition Coils






Bank 2 Ignition Coils






Ignition Controls - CKP, CMP, and Knock Sensors






Fuel Pump Flow Control Module 5.3L






Fuel Controls - Fuel Pump Controls 4.8L/6.0L






Fuel Controls - Fuel Injectors






Fuel Controls - EVAP and Device Controls






Controlled/Monitored Subsystem and Transmission References