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Heated Oxygen Sensor Replacement - Sensor 1 (LAU)

WARNING: This page is about a different car, the 2010 Cadillac SRX. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Identifying Heated Oxygen Sensor - Sensor 1 (LAU)
GM2199153Courtesy of GENERAL MOTORS CORP.
Callout Component Name
Preliminary Procedure: 
Remove the intake manifold cover. Refer to Intake Manifold Cover Replacement .
1 Catalytic Converter Front Heat Shield Fastener (Qty: 4)
CAUTION: Refer to Fastener Caution .

Tighten:  8 N.m (71 lb in)

2 Catalytic Converter Front Heat Shield
3 Heated Oxygen Sensor
Procedure: 
Disconnect the electrical connector.

Tighten:  42 N.m (31 lb ft)