does any body know what this is and what it does
25

Asked by colletts84 May 27, 2013 at 01:49 PM about the 1984 Buick Grand National

Question type: Maintenance & Repair

does any body know what this is and what it does

4 Answers

DavidH25 answered 11 years ago

It's an 02 sensor. it measures the oxygen content of your exhaust for the ECU to adjust fuel trim among other things.

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DavidH25 answered 11 years ago

This image is an 02 sensor listed as for a 1984 to 1987 Buick G/N Granted, it's not identical but that is an 02 sensor you have there

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DavidH25 answered 11 years ago

OK I'm convinced, You guys payed more attention I should have enlarged the picture.

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