HO2S Sensor, ECT Sensor & Backup Lamp Switch Component Views

Fig 1: Rear Of Engine Component View (2.2L)

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Backup Lamp Switch (M86)
2	Engine Coolant Temperature Sensor (ECT)
3	Heated Oxygen Sensor (HO2S)1
4	Heated Oxygen Sensor (HO2S)2 Connector