Engine Controls Schematics. Chevrolet Express

For 1990-2009 cars only

Makes 🢒 Chevrolet 🢒 2007 🢒 Express - AWD 🢒 Power and Signal Distribution 🢒 Wiring Systems and Power Management 🢒 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 and ENG 2 Fuses - 4.8L, 5.3L and 6.0L ENG 1 and ENG 2 Fuses - 4.8L, 5.3L and 6.0L Module Power, Ground, Serial Data and MIL Pressure Controls, Temperature and VSS Pressure Controls, Temperature and VSS Pressure Controls, Temperature and VSS
Figure 4:	Engine Data Sensors - Oxygen Sensors Master Electrical Component List Powertrain Control Module Description Control Module References Engine Data Sensors - Electronic Throttle Control Engine Data Sensors - Pressure, Temperature and Position Ignition Switch - ACCY/RUN, RUN/START Bus Bars and IGN B Fuse Module Power, Ground, Serial Data and MIL
Figure 5:	Engine Data Sensors - Electronic Throttle Control Master Electrical Component List Powertrain Control Module Description Control Module References Ignition Controls - Ignition System Coils 1, 3, 5, 7 Engine Data Sensors - Oxygen Sensors 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 4.8L, 5.3L and 6.0L Stop Lamp Switch G102
Figure 6:	Ignition Controls - Ignition System Coils 1, 3, 5, 7 Master Electrical Component List Powertrain Control Module Description Control Module References Ignition Controls - Ignition System Coils 2, 4, 6, 8 Engine Data Sensors - Electronic Throttle Control Ignition Switch - ACCY/RUN, RUN/START Bus Bars and IGN B Fuse ENG 1 and ENG 2 Fuses - 4.8L, 5.3L and 6.0L ENG 1 and ENG 2 Fuses - 4.8L, 5.3L and 6.0L G102
Figure 7:	Ignition Controls - Ignition System Coils 2, 4, 6, 8 Master Electrical Component List Powertrain Control Module Description Control Module References Ignition Controls - Sensors Ignition Controls - Ignition System Coils 1, 3, 5, 7 Ignition Switch - ACCY/RUN, RUN/START Bus Bars and IGN B Fuse ENG 1 and ENG 2 Fuses - 4.8L, 5.3L and 6.0L G102
Figure 8:	Ignition Controls - Sensors Master Electrical Component List Powertrain Control Module Description Control Module References Fuel Controls - Fuel Pump Controls Ignition Controls - Ignition System Coils 2, 4, 6, 8
Figure 9:	Fuel Controls - Fuel Pump Controls Master Electrical Component List Powertrain Control Module Description Control Module References Fuel Controls - Fuel Injectors Ignition Controls - Sensors B+ Bus - Underhood Fuse Block - Gas Gages G400 G102
Figure 10:	Fuel Controls - Fuel Injectors Master Electrical Component List Powertrain Control Module Description Control Module References Fuel Controls - EVAP and Device Controls Fuel Controls - Fuel Pump Controls ENG 1 and ENG 2 Fuses - 4.8L, 5.3L and 6.0L Ignition Switch - ACCY/RUN, RUN/START Bus Bars and IGN B Fuse
Figure 11:	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 and ENG 2 Fuses - 4.8L, 5.3L and 6.0L ENG 1 and ENG 2 Fuses - 4.8L, 5.3L and 6.0L Gages Power, Ground, Serial Data, Indicator, VSS and Stop Lamp Switch - JL4 Power, Ground, Serial Data, Indicator and Stop Lamp Switch - w/o JL4
Figure 12:	Controlled/Monitored Subsystem and Transmission References Master Electrical Component List Powertrain Control Module Description Control Module References Fuel Controls - EVAP and Device Controls Compressor Controls - C60 Power, Ground, Serial Data, Indicator, VSS and Stop Lamp Switch - JL4 Wheel Speed Sensors and VSS - w/o JL4 Power, Ground, Serial Data, Indicator, VSS and Stop Lamp Switch - JL4 Charging System - Gas Starting System - Gas Gages Indicators PNP Switch, Tow/Haul Switch, Serial Data and Indicator PNP Switch, Tow/Haul Switch, Serial Data and Indicator Shift Controls and Stop Lamp Switch Shift Controls and Stop Lamp Switch Shift Controls and Stop Lamp Switch Pressure Controls, Temperature and VSS Pressure Controls, Temperature and VSS