Engine Controls Schematics. GMC Truck Sierra Denali 2007

For 1990-2009 cars only

Makes 🢒 GMC_Truck 🢒 2007 🢒 Sierra Denali 🢒 Engine 🢒 Engine Controls and Fuel - 4.3L 🢒 Engine Controls Schematics

Figure 1:	Module Power, Ground, and Serial Data Master Electrical Component List Engine Control Module Description Control Module References 5-Volt and Low Reference Ignition II/III Voltage RUN/CRANK BUS - ECM-IGN and TRANS IGN 1 Fuses ECM-BATT, HDLP WASH, HVAC BATT, IPC, LTR, S/ROOF and TCM-BATT Fuses PWR/TRN BUS - ECM/THROT CONT and ENG Fuses PWR/TRN BUS - ECM/THROT CONT and ENG Fuses PWR/TRN BUS - DSL ECM, FUEL HTR, O2-A SNSR and O2-B SNSR Fuses PWR/TRN BUS - DSL ECM, FUEL HTR, O2-A SNSR and O2-B SNSR Fuses Accessory Wakeup Serial Data G106 (4.3L) and G103 High Speed Bus - 1 of 3
Figure 2:	5-Volt and Low Reference Master Electrical Component List Engine Control Module Description Control Module References Engine Data Sensors - Pressure and Temperature Module Power, Ground and Serial Data
Figure 3:	Engine Data Sensors - Pressure and Temperature Master Electrical Component List Engine Control Module Description Control Module References Engine Data Sensors - Heated Oxygen Sensors 5-Volt and Low Reference Module Power, Ground and Serial Data PWR/TRN BUS - ECM/THROT CONT and ENG Fuses G106 (4.3L) and G103
Figure 4:	Engine Data Sensors - Heated Oxygen Sensors Master Electrical Component List Engine Control Module Description Control Module References Engine Data Sensors - Throttle Controls Engine Data Sensors - Pressure and Temperature Module Power, Ground and Serial Data PWR/TRN BUS - DSL ECM, FUEL HTR, O2-A SNSR and O2-B SNSR Fuses PWR/TRN BUS - DSL ECM, FUEL HTR, O2-A SNSR and O2-B SNSR Fuses
Figure 5:	Engine Data Sensors - Throttle Controls Master Electrical Component List Throttle Actuator Control (TAC) System Description Control Module References Ignition Controls - Ignition Control Module Engine Data Sensors - Heated Oxygen Sensors
Figure 6:	Ignition Controls - Ignition Control Module Master Electrical Component List Electronic Ignition (EI) System Description Control Module References Ignition Controls - Sensors Engine Data Sensors - Throttle Controls Module Power, Ground and Serial Data G106 (4.3L) and G103 PWR/TRN BUS - INJ-A and INJ-B Fuses
Figure 7:	Ignition Controls - Sensors Master Electrical Component List Electronic Ignition (EI) System Description Control Module References Fuel Pump Controls Ignition Controls - Ignition Control Module
Figure 8:	Fuel Pump Controls Master Electrical Component List Fuel System Description Control Module References Fuel Controls - Fuel Injectors Ignition Controls - Sensors A/C CMPRSR, FRT WASH, FUEL PUMP, HORN, HTD MIR, REAR DEFOG and STRTR Fuses Gages G300 G102, G107 (4.3L), G104, G108
Figure 9:	Fuel Controls - Fuel Injectors Master Electrical Component List Fuel System Description Control Module References Fuel Controls - EVAP Controls Fuel Pump Controls Module Power, Ground and Serial Data PWR/TRN BUS - ECM/THROT CONT and ENG Fuses
Figure 10:	Fuel Controls - EVAP Controls Master Electrical Component List Evaporative Emission Control System Description Control Module References Controlled/Monitored Subsystem References Fuel Controls - Fuel Injectors Module Power, Ground and Serial Data PWR/TRN BUS - ECM/THROT CONT and ENG Fuses ECM-BATT, HDLP WASH, HVAC BATT, IPC, LTR, S/ROOF and TCM-BATT Fuses Gages
Figure 11:	Controlled/Monitored Subsystem References Master Electrical Component List Engine Control Module Description Control Module References Fuel Controls - EVAP Controls Gas A/C Compressor Controls - C67 A/C Compressor Controls Stop Lamp Controls and CHMSL Transfer Case Control Schematics Transfer Case Control Schematics Charging - Gas Starting PNP Signals, VSS Signal and Tow/Haul Signal Module Power, Ground and Serial Data Gages JF3/JF7