Engine Controls Schematics. Chevrolet TrailBlazer

For 1990-2009 cars only

Makes 🢒 Chevrolet 🢒 2006 🢒 TrailBlazer - 2WD 🢒 Vehicle Control Systems 🢒 Vehicle DTC Information 🢒 Engine Controls Schematics

Figure 1:	Module Power, Ground, Serial Data, and MIL Master Electrical Component List Engine Control Module Description Control Module References Underhood Fuse Block - PWR/TRN Relay - 1 of 2 Engine Controls Schematic Icons Underhood Fuse Block ACCY/RUN, RUN/START, Bus Bars, and IGN B Fuse BCK/UP, BTSI, IGN E, TBC IGN1, and TRLR BCK/UP Fuses Power, Ground, Serial Data, and MIL BCK/UP, BTSI, IGN E, TBC IGN1, and TRLR BCK/UP Fuses Ignition Switch - ACCY/RUN/START, RUN, and START Bus Bars, IGN A and CRNK Fuses FRT WPR, IGN 0, RAIN, TBC ACC, TBC IG, and TCM Fuses FRT WPR, IGN 0, RAIN, TBC ACC, TBC IG, and TCM Fuses G108 SP205 Power, Ground, Data Link Connector
Figure 2:	Underhood Fuse Block - PWR/TRN Relay - 1 of 2 Master Electrical Component List Engine Control Module Description Control Module References Underhood Fuse Block - PWR/TRN Relay - 2 of 2 Module Power, Ground, Serial Data, and MIL Engine Controls Schematic Icons ENG I, ETC, INJA, INJB, O2 SNSR A, and O2 SNSR B Fuses - 5.3L/6.0L Underhood Fuse Block
Figure 3:	Underhood Fuse Block - PWR/TRN Realy - 2 of 2 Master Electrical Component List Engine Control Module Description Control Module References Engine Data Sensors - 5-Volt and Low Reference Underhood Fuse Block - PWR/TRN Relay - 1 of 2 Engine Controls Schematic Icons ENG I, ETC, INJA, INJB, O2 SNSR A, and O2 SNSR B Fuses - 5.3L/6.0L Underhood Fuse Block
Figure 4:	Engine Data Sensors - 5-Volt Low Reference Master Electrical Component List Engine Control Module Description Control Module References Engine Data Sensors - MAF, Pressure, Temperature, and VSS Underhood Fuse Block - PWR/TRN Relay - 2 of 2 Engine Controls Schematic Icons
Figure 5:	Engine Data Sensors - MAF, Pressure, Temperature, and VSS Master Electrical Component List Engine Control Module Description Control Module References Engine Data Sensors - Oxygen Sensors Engine Data Sensors - 5-Volt and Low Reference Engine Controls Schematic Icons Underhood Fuse Block - PWR/TRN Relay - 2 of 2 ENG I, ETC, INJA, INJB, O2 SNSR A, and O2 SNSR B Fuses - 5.3L/6.0L Gages G108
Figure 6:	Engine Data Sensors - Oxygen Sensors Master Electrical Component List Engine Control Module Description Control Module References Engine Data Sensors - Throttle Actuator Controls Engine Data Sensors - MAF, Pressure, Temperature, and VSS Engine Controls Schematic Icons Underhood Fuse Block - PWR/TRN Relay - 2 of 2 Underhood Fuse Block - PWR/TRN Relay - 2 of 2 G108
Figure 7:	Engine Data Sensors - Throttle Actuator Controls Master Electrical Component List Throttle Actuator Control (TAC) System Description Control Module References Ignition Controls - Ignition Coils 1,3,5, and 7 Engine Data Sensors - Oxygen Sensors Engine Controls Schematic Icons 5.3L/6.0L
Figure 8:	Ignition Controls - Ignition Coils 1, 3, 5, and 7 Master Electrical Component List Engine Control Module Description Control Module References Ignition Controls - Ignition Coils 2, 4, 6, and 8 Engine Data Sensors - Throttle Actuator Controls Engine Controls Schematic Icons Underhood Fuse Block - PWR/TRN Relay - 1 of 2 ENG I, ETC, INJA, INJB, O2 SNSR A, and O2 SNSR B Fuses - 5.3L/6.0L G109
Figure 9:	Ignition Controls - Ignition System Coils 2, 4, 6, and 8 Master Electrical Component List Engine Control Module Description Control Module References Ignition Controls - Sensors Ignition Controls - Ignition Coils 1,3,5, and 7 Engine Controls Schematic Icons Underhood Fuse Block - PWR/TRN Relay - 1 of 2 ENG I, ETC, INJA, INJB, O2 SNSR A, and O2 SNSR B Fuses - 5.3L/6.0L G109
Figure 10:	Ignition Controls - Sensors Master Electrical Component List Knock Sensor (KS) System Description Control Module References Fuel Controls - Fuel Pump and Fuel Injectors Ignition Controls - Ignition Coils 2, 4, 6, and 8 Engine Controls Schematic Icons Engine Controls Schematic Icons
Figure 11:	Fuel Controls - Fuel Pump and Fuel Injectors Master Electrical Component List Fuel System Description Control Module References Fuel Controls - EVAP Controls Ignition Controls - Sensors Engine Controls Schematic Icons Underhood Fuse Block - PWR/TRN Relay - 1 of 2 Underhood Fuse Block - PWR/TRN Relay - 1 of 2 Underhood Fuse Block G104, G105, and G107 ENG I, ETC, INJA, INJB, O2 SNSR A, and O2 SNSR B Fuses - 5.3L/6.0L G201 - 2 of 2, and G305
Figure 12:	Fuel Controls - EVAP Controls Master Electrical Component List Evaporative Emission Control System Description Control Module References Controlled/Monitored Subsystem References Fuel Controls - Fuel Pump and Fuel Injectors Engine Controls Schematic Icons Fuel Gage ENG I, ETC, INJA, INJB, O2 SNSR A, and O2 SNSR B Fuses - 5.3L/6.0L Underhood Fuse Block - PWR/TRN Relay - 2 of 2 Underhood Fuse Block AUX PWR 1, RR HVAC, SUNROOF, TBC 2, TBC 3, TBC 4, TBC 5, and TCM CNSTR Fuses
Figure 13:	Controlled/Monitored Subsystem References Master Electrical Component List Engine Control Module Description Control Module References Fuel Controls - EVAP Controls Engine Controls Schematic Icons Gages Fuel Gage Gages Compressor Controls Compressor Controls Engine Cooling Schematics Charging System Starting System EBCM Power, Ground, Serial Data, Indicator, and Signal Circuits PNP Switch and VSS Engine Cooling Schematics