GM Service Manual Online
For 1990-2009 cars only

Engine Data Sensors, HO2S1, HO2S2

Heated Oxyegen Sensors


Object Number: 623583  Size: FS
Master Electrical Component List
Exhaust Gas Recirculation (EGR) System Description
IAC Valve, MAF, Air Circuit
Engine Data Sensors, TP, MAP, ECT, IAT
Underhood Fuses: 4, 6, 10, 27 and 30
Underhood Fuses: 4, 6, 10, 27 and 30
Fuse Block-Underhood Fuse: 19 Fuse Block-Center Console Fuses: IGN 1 MDL, SIR, INTEMM and BCM-ACCY
Underhood Fuses: 4, 6, 10, 27 and 30
PCM Sensors (Fuel Level Sensor, Engine Oil Level Indicator Switch, Engine Oil Pressure Indicator Switch, Engine Coolant Temperature Sensor)