GMC Sonoma

Where is the O2 sensor on a 1992 GMC Sonoma 2.8 liter?

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2005-01-17 11:04:40
2005-01-17 11:04:40

It looks like a plug sticking out of one of your exhaust manifolds. Make sure the engine is cold, then go searching for it. I found mine underneath the car on the exhaust system. It was between the manifold and the cat. convert. Took less than 1 min to replace and part cost was $45.00

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