GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 2005 🢒 Park Avenue 🢒 Transmission/Transaxle 🢒 Shift Lock Control 🢒 Engine Controls Component Views
Figure 1:

PCM Location
Object Number: 1674937 Size: SF
(1)Powertrain Control Module (PCM)
Figure 2:

VIN K Front View
Object Number: 193776 Size: LF
(1)Mass Air Flow (MAF) Sensor
(2)Idle Air Control (IAC) Valve
(3)Throttle Position (TP) Sensor
(4)Fuel Pressure Test Connector
(5)Engine Coolant Temperature (ECT) Sensor
(6)Fuel Injector
(7)Evaporative Emissions (EVAP) Canister Purge Solenoid
(8)Engine Oil Level Switch
(9)Crankshaft Position (CKP) Sensor
(10)Camshaft Position (CMP) Sensor (Behind Water Pump Pulley)
(11)Ignition Control Module (ICM) and Coils
(12)Positive crankcase ventilation (PCV) Valve (Under MAP Sensor)
(13)Manifold Absolute Pressure (MAP) Sensor
(14)Fuel Injector Harness Connector
(15)Fuel Pressure Regulator
Figure 3:

VIN K Rear View
Object Number: 195601 Size: LF
(1)Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1
(2)Engine Oil Pressure (EOP) Switch
(3)Knock Sensor (KS) Bank 2 (Behind Exhaust Manifold)
(4)Exhaust Gas Recirculation (EGR) Valve
Figure 4:

VIN K Fuel Pressure Regulator, IAC Valve, MAF Sensor, TP Sensor, IAT Sensor
Object Number: 185427 Size: MF
(1)Fuel Pressure Regulator
(2)Idle Air Control (IAC) Valve
(3)Mass Air Flow (MAF) Sensor
(4)Throttle Position (TP) Sensor
(5)Intake Air Temperature (IAT) Sensor
Figure 5:

VIN K Fuel Pressure Regulator, Fuel Pressure Connector, Fuel Injector Connector, MAP Sensor
Object Number: 185405 Size: MF
(1)Fuel Pressure Regulator
(2)Fuel Pressure Connector
(3)Fuel Injector Connector
(4)Manifold Absolute Pressure (MAP) Sensor
Figure 6:

VIN K TP Sensor, ECT Sensor
Object Number: 215942 Size: MF
(1)Throttle Position (TP) Sensor
(2)Engine Coolant Temperature (ECT) Sensor
Figure 7:

VIN K EVAP Canister Purge Valve
Object Number: 215925 Size: MF
(1)Evaporative Emissions (EVAP) Canister Purge Solenoid
Figure 8:

VIN K Oil Level Sensor, 18X Crankshaft Sensor, Ignition Control Module and Coils, MAP Sensor
Object Number: 215941 Size: MF
(1)Engine Oil Level Switch
(2)Crankshaft Position (CKP) Sensor
(3)Ignition Control Module (ICM) and Coils
(4)Manifold Absolute Pressure (MAP) Sensor
Figure 9:

VIN K Cam Sensor
Object Number: 189375 Size: MF
(1)Camshaft Position (CMP) Sensor
Figure 10:

VIN K MAP Sensor, PCV Valve Cover, PCV Valve, O-Ring
Object Number: 12315 Size: MH
(1)Manifold Absolute Pressure (MAP) Sensor
(2)PCV Valve Cover
(3)PCV Valve
(4)O-ring
Figure 11:

VIN K HO2S1, EGR Valve
Object Number: 215940 Size: MF
(1)Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1
(2)Exhaust Gas Recirculation (EGR) Valve
Figure 12:

VIN K Cam Sensor, Oil Pressure Sensor, VSS Sensor
Object Number: 189628 Size: MF
(1)Camshaft Position (CMP) Sensor
(2)Engine Oil Pressure (EOP) Switch
(3)Vehicle Speed Sensor (VSS)
Figure 13:

Knock Sensor 1
Object Number: 394455 Size: MF
(1)Knock Sensor (KS) Bank 1
(2)Knock Sensor (KS) Bank 1 Electrical Connector
Figure 14:

Knock Sensor 2
Object Number: 190969 Size: MF
(1)Knock Sensor (KS) Bank 2
Figure 15:

VIN 1 Front View
Object Number: 215555 Size: LF
(1)Mass Air Flow (MAF) Sensor
(2)Idle Air Control (IAC) Valve
(3)Throttle Position (TP) Sensor
(4)Engine Coolant Temperature (ECT) Sensor
(5)Superchager Boost Control Solenoid
(6)Fuel Injector
(7)Fuel Pressure Test Connector
(8)Fuel Injector Harness Connector
(9)Engine Oil Level Switch
(10)Crankshaft Position (CKP) Sensor
(11)Camshaft Position (CMP) Sensor (Behind Water Pump Pulley)
(12)Ignition Control Module (ICM) and Coils
(13)Fuel Pressure Regulator
(14)Boost Control Actuator
Figure 16:

VIN 1 Rear View
Object Number: 215563 Size: LF
(1)Positive crankcase ventilation (PCV) Valve
(2)Manifold Absolute Pressure (MAP) Sensor
(3)Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1
(4)Oil Pressure (EOP) Switch
Figure 17:

VIN 1 MAF Sensor, By-Pass Actuator, TP Sensor, Boost Control Solenoid, IAC Valve
Object Number: 189351 Size: MF
(1)Mass Air Flow (MAF) Sensor
(2)By-Pass Actuator
(3)Throttle Position (TP) Sensor
(4)Supercharger Boost Control Solenoid
(5)Idle Air Control (IAC) Valve
Figure 18:

VIN 1 Boost Solenoid, IC Coils, IC Module, Bypass Valve Actuator
Object Number: 185424 Size: LF
(1)Supercharger Boost Control Solenoid
(2)Ignition Coils
(3)Ignition Control Module (ICM)
(4)Fuel Injector
Figure 19:

VIN 1 IC Module, Oil Level Sensor, CRK Sensor, Ignition Coils
Object Number: 189424 Size: MF
(1)Ignition Control Module (ICM)
(2)Engine Oil Level Switch
(3)Crankshaft Position (CKP) Sensor
(4)Ignition Coil
Figure 20:

VIN 1 EVAP Canister Purge Valve, MAP Sensor, EGR Valve, PCV Valve
Object Number: 394441 Size: MF
(1)Evaporative Emission (EVAP) Canister Purge Solenoid
(2)Manifold Absolute Pressure (MAP) Sensor
(3)Exhaust gas recirculation (EGR) Valve
(4)Positive crankcase ventilation (PCV) Valve (Hidden)
Figure 21:

VIN 1 Fuel Injector Connector, Heated Oxygen Sensor 1 (HO2S1), EGR Valve
Object Number: 185434 Size: MF
(1)Fuel Injector Connectors
(2)Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1
(3)Exhaust Gas Recirculation (EGR) Valve
Figure 22:

Under the Left Side of the Instrument Panel
Object Number: 317603 Size: MF
(1)Brake Pedal Support Bracket
(2)Stop Lamp/ AT Shift Lock Control Switch
(3)Stop Lamp Switch
Figure 23:

EVAP Canister Vent Valve
Object Number: 725454 Size: SF
(1)Evaporative Emissions (EVAP) Canister Vent Solenoid
Figure 24:

Fuel Pump and Sender Assembly
Object Number: 726838 Size: SF
(1)Fuel Tank Pressure (FTP) Sensor
(2)Fuel Pump (inside housing)
(3)Fuel Sender