GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 2006 🢒 Lucerne 🢒 HVAC 🢒 HVAC Systems - Automatic 🢒 Engine Controls Component Views
Figure 1:

Right Side of Engine-Engine Front (L26)
Object Number: 1552090 Size: LF
(1)Exhaust Gas Recirculation (EGR) Valve
(2)Manifold Absolute Pressure (MAP) Sensor
(3)Throttle Actuator Control (TAC) Module
(4)Ignition Coil / Module
(5)Crankshaft Position (CKP) Sensor
(6)Engine Oil Pressure (EOP) Sensor
(7)Camshaft Position (CMP) Sensor
(8)Heated Oxygen Sensor (HO2S) 1
Figure 2:

Rear of the Engine (L26)
Object Number: 1552088 Size: LF
(1)Evaporative Emission (EVAP) Canister Purge Solenoid Valve
(2)Throttle Actuator Control (TAC) Module
(3)Exhaust Gas Recirculation (EGR) Valve
(4)Fuel Injector 6
(5)Fuel Injector 4
(6)Fuel Injector 2
(7)Manifold Absolute Pressure (MAP) Sensor
(8)Camshaft Position (CMP) Sensor
(9)Engine Oil Pressure (EOP) Sensor
(10)Knock Sensor (KS) 2
(11)Heated Oxygen Sensor (HO2S) 1
Figure 3:

Front of the Engine (L26)
Object Number: 1552089 Size: LF
(1)Ignition Coil Module
(2)Manifold Absolute Pressure (MAP) Sensor
(3)Fuel Injector 1
(4)Fuel Injector 3
(5)Fuel Injector 5
(6)Exhaust Gas Recirculation (EGR) Valve
(7)Throttle Actuator Control (TAC) Module
(8)Engine Coolant Temperature (ECT) Sensor
(9)Starter Solenoid
(10)Starter
(11)Engine Oil Level Switch
(12)Knock Sensor (KS) 1
Figure 4:

Left Side of Engine Compartment
Object Number: 1697756 Size: LF
(1)Air Cleaner-Filter
(2)Engine Control Module (ECM)
(3)Windshield
Figure 5:

Lower Left Side of I/P
Object Number: 1707525 Size: LF
(1)Park Brake Switch
(2)Brake Pedal Position Sensor
(3)Accelerator Pedal Position (APP) Sensor
Figure 6:

Fuel Tank Components
Object Number: 1706941 Size: LF
(1)Fuel Tank Pressure (FTP) Sensor Connector
(2)Fuel Pump and Sender Assembly
(3)Rear Fascia
(4)Fuel Tank
(5)Body Harness
(6)Evaporative Emission (EVAP) Canister