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Where is o2 sensor bank 2 on a 97 gmc sierra 1500?

Anonymous

∙ 12y ago

Updated: 9/11/2023

Bank 1 = Cylinder 1/Drivers Side

Bank 1 Sensor 1 = Upstream (before cat) Drivers Side

Bank 1 Sensor 2 = Downstream (after cat) Drivers Side

Bank 2 Sensor 1 = Upstream (before cat) Pass Side

Bank 2 Sensor 2 = Downstream (after cat) Pass Side

Wiki User

∙ 12y ago

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