GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Pontiac 🢒 1999 🢒 Grand Prix 🢒 Body and Accessories 🢒 Lighting Systems 🢒 Engine Controls Component Views
Figure 1:

Lower Rear Of Engine (RPO L36) Compartment (RPO L67 Similar)
Object Number: 327402 Size: LF
(1)Starter
(2)Engine Oil Level Indicator Switch
(3)Bank 1 Knock Sensor (KS)
(4)Positive Battery Cable
Figure 2:

Lower Rear Side of Engine (w/RPO L36,L67)
Object Number: 305317 Size: LF
(1)Knock Sensor (KS) Bank 2
(2)Knock Sensor (KS) Bank 2 -- Wiring Harness
(3)C125
Figure 3:

Right Side of Engine (w/RPO L36,L67)
Object Number: 305313 Size: LF
(1)Camshaft Position (CMP) Sensor
(2)Ignition Control Module (ICM) Wiring Harness
Figure 4:

Right Front Side of Engine (w/RPO L36,L67)
Object Number: 305312 Size: LF
(1)C110
(2)Ignition Control Module (ICM) Wiring Harness
(3)Ignition Control Module (ICM)
(4)Crankshaft Position (CKP) Sensor
Figure 5:

Left Top of Engine -- MAF, TP, ECT Sensors and IAC Valve (w/RPO L36,L67)
Object Number: 305314 Size: LF
(1)Idle Air Control (IAC) Valve
(2)Mass Air Flow (MAF) Sensor
(3)Throttle Position (TP) Sensor
(4)Engine Coolant Temperature (ECT) Sensor
Figure 6:

Top Front of Engine
Object Number: 305311 Size: LF
(1)Manifold Absolute Pressure (MAP) Sensor
(2)C110
(3)C126
(4)Fuel Injector 5 Connector
(5)Engine Wiring Harness
(6)Evaporative Emissions (EVAP) Canister Purge Solenoid Valve
(7)Fuel Injector 3
(8)Fuel Injector 1
(9)Ignition Control Module (ICM) Wiring Harness
Figure 7:

Top of Engine (RPO L67)
Object Number: 374689 Size: LF
(1)Fuel Injector 2
(2)Fuel Injector 4
(3)Manifold Absolute Pressure (MAP) Sensor
(4)Fuel Injector 6
(5)Emission Evaporative (EVAP) Canister Purge Solenoid Valve
Figure 8:

EVAP Canister -- LR Wheel Opening
Object Number: 305367 Size: LF
(1)Evaporative Emissions (EVAP) Canister
(2)Evaporative Emissions (EVAP) Canister Vent Solenoid Valve
(3)P425
(4)Body Wiring Harness
Figure 9:

Upper Left Side of Engine
Object Number: 374691 Size: LF
(1)Exhaust Gas Recirculation (EGR)
(2)Heated Oxygen Sensor 2 (HO2S)
Figure 10:

Top of Engine (RPO L36)
Object Number: 374685 Size: LF
(1)Fuel Injector 6 Connector
(2)Fuel Injector 4 Connector
(3)Fuel Injector 2 Connector
(4)Fuel Injector 4
Figure 11:

Right of Engine (RPO L67) Supercharger
Object Number: 374688 Size: LF
(1)Fuel Injector 3 Engine Connector
(2)Fuel Injector 3
(3)Fuel Injector 5
(4)C110
(5)Fuel Injector 1
Figure 12:

Front of Vehicle (RPO L67)
Object Number: 374843 Size: LF
(1)Fuel Pump Resistor Connector (Pigtail)
(2)Fuel Pump Resistor
Figure 13:

Fuel Sender System
Object Number: 50636 Size: SH
(1)Quick Connector Fuel Line
(2)Fuel Sender Assembly
(3)Fuel Sender Assembly Base Plate
(4)Fuel Strainer
(5)Fuel Level Sensor
(6)Springs
(7)Vapor Pressure Sensor
Figure 14:

Vehicle Fuel Tank
Object Number: 374824 Size: LF
(1)C405
Figure 15:

Heated Oxygen Sensor 2 (HO2S2) -- Below Center of Vehicle
Object Number: 305319 Size: LF
(1)Exhaust Heat Shield
(2)Catalytic Converter
(3)Heated Oxygen Sensor 2 (HO2S2)
Figure 16:

Left Front of Engine (RPO L36)
Object Number: 374694 Size: LF
(1)Mass Air Flow (MAF) Sensor
(2)Idle Air Control (IAC) Valve
(3)Throttle Position (TP) Sensor
Figure 17:

Left Front of Engine
Object Number: 374696 Size: LF
(1)Idle Air Control (IAC) Valve
(2)Mass Air Flow (MAF) Sensor
(3)Inside Air Temperature (IAT) Sensor
(4)Throttle Position (TP) Sensor
Figure 18:

Top Right of Engine -- RPO L36,L67
Object Number: 305310 Size: LF
(1)Ignition Coils
(2)Ignition Control Module (ICM)
(3)G111
(4)Ignition Control Module (ICM) Wiring Harness
Figure 19:

EVAP Canister -- LR Wheel Opening
Object Number: 305367 Size: LF
(1)Evaporative Emissions (EVAP) Canister
(2)Evaporative Emissions (EVAP) Canister Vent Solenoid Valve
(3)P425
(4)Body Wiring Harness
Figure 20:

Powertrain Control Module (PCM)-- LH Side of Engine Compartment
Object Number: 305307 Size: LF
(1)Powertrain Control Module (PCM) Connector,C2 (Blue)
(2)Powertrain Control Module (PCM) Connector, C1 (Clear)
(3)Powertrain Control Module (PCM)
(4)Air Cleaner/PCM Housing
(5)Engine Wiring Harness
(6)G101 LH Forward Lamp Ground
Figure 21:

Top Front of Engine
Object Number: 374698 Size: LF
(1)Supercharger By-Pass Valve
(2)C126
Figure 22:

Right Rear of Engine
Object Number: 374684 Size: LF
(1)Engine Oil Pressure Indicator Switch
(2)Engine Oil Pressure Indicator Switch Connector
(3)Vehicle Speed Sensor
(4)Vehicle Speed Sensor Connector
(5)C125
(6)Knock Sensor Jumper Cable