Heated Oxygen Sensor Replacement - Sensor 1

Fig 1: Heated Oxygen Sensor-Sensor 1

Courtesy of GENERAL MOTORS COMPANY

Callout	Component Name
WARNING: In order to avoid being burned, do not service the exhaust system while it is still hot. Service the system when it is cool. WARNING: Avoid contact with HOT components. Wear safety glasses and protective gloves to avoid personal injury. Preliminary Procedure Disconnect the battery negative cable. Battery Negative Cable Disconnection and Connection
1	Heated Oxygen Sensor CAUTION: Refer to Component Fastener Tightening Caution . CAUTION: Refer to Heated Oxygen and Oxygen Sensor Caution . CAUTION: Refer to Heated Oxygen Sensor Resistance Learn Reset Caution . CAUTION: The use of excessive force may damage the threads in the exhaust manifold/pipe. Procedure Disconnect the electrical connector. Programming and Setup Control Module References Tighten 42 N.m (31 lb ft) Special Tools J-39194 Oxygen Sensor Wrench Equivalent regional tools:Special Tools (Diagnostic Tools)Special Tools (Repair Tools)

Callout

Component Name

WARNING:

In order to avoid being burned, do not service the exhaust system while it is still hot. Service the system when it is cool.

WARNING:

Avoid contact with HOT components. Wear safety glasses and protective gloves to avoid personal injury.

Preliminary Procedure Disconnect the battery negative cable. Battery Negative Cable Disconnection and Connection

Heated Oxygen Sensor

CAUTION:

CAUTION:

CAUTION:

CAUTION:

The use of excessive force may damage the threads in the exhaust manifold/pipe.

Procedure

Tighten
42 N.m (31 lb ft)
Special Tools
J-39194 Oxygen Sensor Wrench
Equivalent regional tools:Special Tools (Diagnostic Tools)Special Tools (Repair Tools)