Where is bank 1 upstream o2 sensor?

2014 CHEVROLET EQUINOX
128,000 MILES • 3.6L • 6 CYL • 4WD • AUTOMATIC
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LB153
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  • 1 POST
Hi I need help finding bank 1 upstream o2 sensor on a 2014 Chevy Equinox 3.6L AWD.
Apr 21, 2026 at 11:58 AM
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STRAILER
  • ✓Experienced Mechanic
  • 55,616 POSTS
Hello,

I can help you, the bank 1 upstream o2 sensor is one the right side of the engine up on the exhaust manifold. Check out the images (below). Let us know if you need anything else.
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Apr 22, 2026 at 12:50 AM
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