Engine Controls Schematics. Buick Lucerne 2008

For 1990-2009 cars only

Makes 🢒 Buick 🢒 2008 🢒 Lucerne 🢒 Engine 🢒 Engine Controls and Fuel - 3.8L 🢒 Engine Controls Schematics

Figure 1:	Power, Ground, MIL and DLC Master Electrical Component List Powertrain Control Module Description Control Module References Engine Data Sensors - 5V Reference Bussing
Figure 2:	Engine Data Sensors - 5-Volt Reference Bussing Master Electrical Component List Powertrain Control Module Description Control Module References Power, Ground and DLC Engine Data Sensors - Pressure, Temp and MAF/IAT
Figure 3:	Engine Data Sensors - Pressure, Temp and MAF/IAT Master Electrical Component List Powertrain Control Module Description Control Module References Engine Data Sensors - 5V Reference Bussing Engine Data Sensors, HO2s
Figure 4:	Engine Data Sensors - HO2S Master Electrical Component List Powertrain Control Module Description Control Module References Engine Data Sensors - Pressure, Temp and MAF/IAT Engine Data Sensors - APP and TAC
Figure 5:	Engine Data Sensors - APP and TAC Master Electrical Component List Powertrain Control Module Description Control Module References Engine Data Sensors, HO2s Ignition Controls - CKP, CMP, Knock Sensors
Figure 6:	Ignition Controls - CKP, CMP, Knock Sensors Master Electrical Component List Powertrain Control Module Description Control Module References Engine Data Sensors - APP and TAC Fuel Controls
Figure 7:	Fuel Controls Master Electrical Component List Powertrain Control Module Description Control Module References Ignition Controls - CKP, CMP, Knock Sensors EVAP Controls
Figure 8:	EVAP Controls Master Electrical Component List Powertrain Control Module Description Control Module References Fuel Controls EGR, Secondary Air Injection (AIR)
Figure 9:	EGR, Secondary Air Injection (AIR) Master Electrical Component List Powertrain Control Module Description Control Module References EVAP Controls Controlled and Monitored Subsystem References
Figure 10:	Controlled/Monitored Subsystem References Master Electrical Component List Powertrain Control Module Description Control Module References EGR, Secondary Air Injection (AIR) Automatic Transmission Controls References
Figure 11:	Automatic Transmission Controls References Master Electrical Component List Powertrain Control Module Description Control Module References Controlled and Monitored Subsystem References