DENSO Auto Parts Oxygen Sensor P/N:234-4305
DENSO Auto Parts 234-4331 oxygen sensor for the 2006 Chevrolet Colorado 4-cylinder 2.8L or 5-cylinder 3.5L, the 2007-2012 Colorado 4-cylinder 2.9L or 5-cylinder 3.7L and other vehicles senses oxygen in the exhaust and signals the engine computer. This DENSO Auto Parts oxygen sensor is an upstream, heated, narrow-band unit with four wires.
A failing oxygen sensor can show up as a lit check engine light, weaker fuel economy or a rough idle. These signs alone do not prove the sensor is the problem, since an exhaust leak can cause them too.
The 2006 GMC Canyon 4-cylinder 2.8L or 5-cylinder 3.5L, the 2007-2012 Canyon 4-cylinder 2.9L or 5-cylinder 3.7L and the 2006-2009 Chevrolet Trailblazer 6-cylinder 4.2L take this direct-fit oxygen sensor, one per vehicle, and so do many other vehicles. This listing is a single upstream sensor. Open the "Vehicles it fits" section to check your exact model and engine.
Fit and size
Build and materials
Product information is for general reference and may contain errors. See our Disclaimer.
This part cross-references / interchanges with the following part numbers:
Is this the right Chevy Colorado oxygen sensor for a 2007-2012 Colorado 4-cylinder 2.9L?
Yes, DENSO Auto Parts 234-4331 fits the 2007-2012 Chevrolet Colorado with the 4-cylinder 2.9L. Use the "Vehicles it fits" section to check another year or engine.
Does this Chevy Trailblazer oxygen sensor fit the 2006-2009 Trailblazer 6-cylinder 4.2L?
Yes. This upstream sensor fits the 2006-2009 Chevrolet Trailblazer 6-cylinder 4.2L, and that engine takes one sensor.
How many wires does this oxygen sensor have, and how long is the harness?
DENSO Auto Parts 234-4331 has four wires and an 18.90 in wiring harness, with a male connector.
Is this oxygen sensor heated, and is it an upstream sensor?
Yes to both. This sensor is a heated, narrow-band unit in the upstream position, and it mounts by thread with a 0.708 in thread diameter.
What does the aluminum oxide trap layer in this oxygen sensor do?
The aluminum oxide trap layer is designed to protect the ceramic element from silicone and lead poisoning. The housing is laser-welded stainless to resist corrosion.
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WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.