DENSO Auto Parts Oxygen Sensor P/N:234-4773
DENSO Auto Parts 234-4112 sensor for the 2006-2007 Chevrolet Silverado 1500 4.3L / 4.8L and other vehicles is a heated, narrow-band oxygen sensor that measures oxygen in the exhaust and sends the reading to the engine computer.
A check engine light, rough running or lower fuel economy can mean this sensor is worn, though a damaged wiring connector or an exhaust leak can produce those symptoms too, so track down the cause before you buy.
Sensors for the 2006-2007 GMC Sierra 1500 4.3L / 4.8L and the 2006-2007 Chevrolet Tahoe 4.8L head a listing that spans a wide range of Chevrolet, GMC and Cadillac models, in upstream and downstream positions. Both take two sensors, so order two and fit them together; the quantity varies by engine across the fitment. To see whether your own car is listed, open the "Vehicles it fits" section and look for your year, model and engine.
Fit and size
Build and materials
This part cross-references / interchanges with the following part numbers:
Is this the right sensor for a 2006-2007 Chevrolet Tahoe 4.8L?
Yes. DENSO Auto Parts 234-4112 is listed for the 2006-2007 Chevrolet Tahoe 4.8L, which takes two sensors.
How long is the wire on the DENSO Auto Parts 234-4112 sensor?
The wire length on the DENSO Auto Parts 234-4112 is 16.93 inches. It has four wires and a female connector.
What thread size and mounting does this sensor use?
This sensor mounts by thread and has a 0.708-inch thread diameter.
What protects the ceramic element inside this sensor?
A PTFE filter blocks contaminants, and dual-layer protection shields the ceramic element. An aluminum oxide trap layer guards it from silicone and lead poisoning.
Is this an upstream or downstream sensor?
The DENSO Auto Parts 234-4112 is listed for both upstream and downstream positions. The number needed per vehicle is one or two, depending on the engine.
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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.