Escalade EXT AWD V8-6.2L (2009)
1. If reinstalling the old sensor, coat the threads with anti-seize compound GM P/N 12377953, or equivalent.
Caution: Refer to Component Fastener Tightening Caution (See: Service Precautions/Vehicle Damage Warnings/Component Fastener
Tightening Caution).
2. Install the HO2S (1 or 2) and tighten to 42 Nm(31 lb ft).
3. For vehicles equipped with a 4L60-E/4L70-E automatic transmission perform the following steps, for vehicles equipped with a 6L80-E automatic
transmission proceed to step 7.
4. Install the HO2S electrical connector clip (1) to the fuel line clip.
5. Connect the engine wiring harness electrical connector (2) to the HO2S.
6. Install the CPA retainer.
