GM Service Manual Online
For 1990-2009 cars only
Makes
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Pontiac
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2007
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G3
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Diagnostic Navigation
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Vehicle Diagnostic Information
🢒 Engine Controls Component Views
Figure
1:
Exhaust Gas Recirculation (EGR), Idle Air Control (IAC), and Engine Sensors
(1)
Idle Air Control (IAC) Valve
(2)
Throttle Position (TP) Sensor
(3)
Knock Sensor (KS)
(4)
Exhaust Gas Recirculation (EGR) Valve
(5)
Vehicle Speed Sensor (VSS)
(6)
Engine Coolant Temperature (ECT) Sensor
Figure
2:
Fuel Injection and Air Cleaner
(1)
Air Cleaner
(2)
Intake Air Temperature (IAT) Sensor
(3)
Throttle Body
(4)
Fuel Injector 1
(5)
Fuel Rail
(6)
Electronic Ignition (EI) System Coil
(7)
Fuel Injector 2
(8)
Fuel Injector 3
(9)
Fuel Injector 4
Figure
3:
EVAP, Manifold Absolute Pressure (MAP), Crankshaft Position (CKP), and Camshaft Position (CMP)
(1)
Evaporative Emissions (EVAP) Canister Purge Solenoid Valve
(2)
Manifold Absolute Pressure (MAP) Sensor
(3)
Engine Control Module (ECM)
(4)
Crankshaft Position (CKP) Sensor
(5)
Camshaft Position (CMP) Sensor
Figure
4:
Oxygen Sensors (O2S)
(1)
Heated Oxygen Sensor (HO2S)1
(2)
Heated Oxygen Sensor (HO2S) 2
(3)
Oxygen Sensors (O2S)
(4)
Oil Pressure Switch
(5)
Rough Road Sensor
Figure
5:
Fuel Tank
(1)
Fuel Pump/Sender
(2)
Fuel Filter
(3)
Fuel Tank