Heated Oxygen Sensor Replacement - Sensor 2 (LV7)

Courtesy of GENERAL MOTORS COMPANY

Callout	Component Name
Preliminary Procedures Disconnect the battery negative cable. Refer to Battery Negative Cable Disconnection and Connection . Raise the vehicle by its full height. Refer to Lifting and Jacking the Vehicle . Disconnect the heated oxygen sensor-2 connector.
1	Heated Oxygen Sensor 2 CAUTION: Refer to Component Fastener Tightening Caution . Tighten 42 N.m (31 lb ft) Special Tools J39194-C Heated Oxygen Sensor Remover/Installer For equivalent regional tools, refer to Special Tools (Diagnostic Tools) .

Callout

Component Name

Preliminary Procedures

Disconnect the battery negative cable. Refer to Battery Negative Cable Disconnection and Connection .
Raise the vehicle by its full height. Refer to Lifting and Jacking the Vehicle .
Disconnect the heated oxygen sensor-2 connector.

Heated Oxygen Sensor 2

CAUTION:

Refer to Component Fastener Tightening Caution .

Tighten
42 N.m (31 lb ft)
Special Tools
J39194-C Heated Oxygen Sensor Remover/Installer
For equivalent regional tools, refer to Special Tools (Diagnostic Tools) .