Engine Controls Component Views. Pontiac Grand Prix 1999

For 1990-2009 cars only

Makes 🢒 Pontiac 🢒 1999 🢒 Grand Prix 🢒 Steering 🢒 Steering Wheel and Column - Tilt 🢒 Engine Controls Component Views

Figure 1:

Lower Rear Of Engine (RPO L36) Compartment (RPO L67 Similar)


(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)


(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)


(1)	Camshaft Position (CMP) Sensor
(2)	Ignition Control Module (ICM) Wiring Harness

Figure 4:

Right Front Side of Engine (w/RPO L36,L67)


(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)


(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


(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)


(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


(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


(1)	Exhaust Gas Recirculation (EGR)
(2)	Heated Oxygen Sensor 2 (HO2S)

Figure 10:

Top of Engine (RPO L36)


(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


(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)


(1)	Fuel Pump Resistor Connector (Pigtail)
(2)	Fuel Pump Resistor

Figure 13:

Fuel Sender System


(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


(1)	C405

Figure 15:

Heated Oxygen Sensor 2 (HO2S2) -- Below Center of Vehicle


(1)	Exhaust Heat Shield
(2)	Catalytic Converter
(3)	Heated Oxygen Sensor 2 (HO2S2)

Figure 16:

Left Front of Engine (RPO L36)


(1)	Mass Air Flow (MAF) Sensor
(2)	Idle Air Control (IAC) Valve
(3)	Throttle Position (TP) Sensor

Figure 17:

Left Front of Engine


(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


(1)	Ignition Coils
(2)	Ignition Control Module (ICM)
(3)	G111
(4)	Ignition Control Module (ICM) Wiring Harness

Figure 19:

EVAP Canister -- LR Wheel Opening


(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


(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


(1)	Supercharger By-Pass Valve
(2)	C126

Figure 22:

Right Rear of Engine


(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