GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Pontiac
🢒
2004
🢒
GTO
🢒 IAC, ECT, CMP, CKP Sensors, Engine Coolant Level Switch
IAC, ECT, CMP, CKP Sensors, Engine Coolant Level Switch
Idle Air Control (IAC) Valve, Engine Coolant Temperature (ECT), Camshaft Position (CMP), Crankshaft Position (CKP) Sensors, Engine Coolant Level Switch
Master Electrical Component List
OBD II Symbol Description Notice
Heated Oxygen Sensors (HO2S)
Knock Sensors, MAP, Engine Oil Pressure (EOP), IAT, A/C Pressure SensorsKnock Sensors, MAP, Engine Oil Pressure (EOP), IAT, A/C Pressure Sensors
G104 and G105