Engine Controls Schematics. Chevrolet Express

For 1990-2009 cars only

Makes 🢒 Chevrolet 🢒 2007 🢒 Express - AWD 🢒 Engine 🢒 Engine Controls and Fuel - 4.3L 🢒 Engine Controls Schematics

Figure 1:	Module Power, Ground, Serial Data, and MIL Master Electrical Component List Powertrain Control Module Description Control Module References Engine Data Sensors - 5-Volt and Low Reference B+ Bus - Underhood Fuse Block - Gas Ignition Switch - ACCY/RUN, RUN/START Bus Bars and IGN B Fuse BTSI, BTSI BCK/UP, ECM/TCM/GLOW PLUG CNTRL MDL IGN 1, FUEL HTR, O2 SNSR A, O2 SNSR B, PCM IGN 1, SPARE and TRLR BCK/UP Fuses BRK, CRNK, FRT WPR, HVAC, ING 0, TBC ACCY and TBC/TCM ACCY Fuses BRK, CRNK, FRT WPR, HVAC, ING 0, TBC ACCY and TBC/TCM ACCY Fuses G103, G104, G105, G106, G107, G108, G300, G301 and G305 Power, Ground, DLC and Splice Pack SP200
Figure 2:	Engine Data Sensors - 5-Volt and Low Reference Master Electrical Component List Powertrain Control Module Description Control Module References Engine Data Sensors - Pressure, Temperature, and Position Module Power, Ground, Serial Data and MIL
Figure 3:	Engine Data Sensors - Pressure, Temperature, and Position Master Electrical Component List Powertrain Control Module Description Control Module References Engine Data Sensors - Oxygen Sensors Engine Data Sensors - 5-Volt and Low Reference Ignition Switch - ACCY/RUN, RUN/START Bus Bars and IGN B Fuse ENG 1, ENG 2 and SPARE Fuses - 4.3L and 6.6L ENG 1, ENG 2 and SPARE Fuses - 4.3L and 6.6L Module Power, Ground, Serial Data and MIL 4.3L Pressure Controls, Temperature and VSS
Figure 4:	Engine Data Sensors - Oxygen Sensors Master Electrical Component List Powertrain Control Module Description Control Module References Ignition Controls Engine Data Sensors - Pressure, Temperature, and Position BTSI, BTSI BCK/UP, ECM/TCM/GLOW PLUG CNTRL MDL IGN 1, FUEL HTR, O2 SNSR A, O2 SNSR B, PCM IGN 1, SPARE and TRLR BCK/UP Fuses G103, G104, G105, G106, G107, G108, G300, G301 and G305
Figure 5:	Ignition Controls Master Electrical Component List Powertrain Control Module Description Control Module References Fuel Controls - Fuel Pump Controls Engine Data Sensors - Oxygen Sensors ENG 1, ENG 2 and SPARE Fuses - 4.3L and 6.6L ENG 1, ENG 2 and SPARE Fuses - 4.3L and 6.6L Ignition Switch - ACCY/RUN, RUN/START Bus Bars and IGN B Fuse Engine Controls Schematic Icons G102
Figure 6:	Fuel Controls - Fuel Pump Controls Master Electrical Component List Powertrain Control Module Description Control Module References Fuel Controls - Fuel Injectors Ignition Controls B+ Bus - Underhood Fuse Block - Gas Gages G400 G102
Figure 7:	Fuel Controls - Fuel Injectors Master Electrical Component List Powertrain Control Module Description Control Module References 2007 GH Van Engine Controls 4.3L - Fuel Controls - EVAP and Device Controls Fuel Controls - Fuel Pump Controls ENG 1, ENG 2 and SPARE Fuses - 4.3L and 6.6L Ignition Switch - ACCY/RUN, RUN/START Bus Bars and IGN B Fuse
Figure 8:	Fuel Controls - EVAP and Device Controls Master Electrical Component List Powertrain Control Module Description Control Module References Controlled/Monitored Subsystem and Transmission References Fuel Controls - Fuel Injectors B+ Bus - Underhood Fuse Block - Gas AUX PWR, BLWR, CNSTR VENT SOL, IPC, LTR, REAR FOG LMPS, and STOP LAMP Fuses Ignition Switch - ACCY/RUN, RUN/START Bus Bars and IGN B Fuse ENG 1, ENG 2 and SPARE Fuses - 4.3L and 6.6L ENG 1, ENG 2 and SPARE Fuses - 4.3L and 6.6L Gages
Figure 9:	Controlled/Monitored Subsystem and Transmission References Master Electrical Component List Powertrain Control Module Description Control Module References 2007 GH Van Engine Controls 4.3L - Fuel Controls - EVAP and Device Controls Compressor Controls - C60 Wheel Speed Sensors and VSS - w/o JL4 4.3L Charging System - Gas Starting System - Gas Gages Power, Ground, Serial Data, Indicator and Stop Lamp Switch - w/o JL4 PNP Switch, Tow/Haul Switch, Serial Data and Indicator Shift Controls and Stop Lamp Switch Pressure Controls, Temperature and VSS