Repair Cost Guide

Oxygen sensor replacement cost
for a Chevrolet Silverado

Replacing the oxygen sensor(s) on a Chevrolet Silverado involves locating the faulty sensor(s) in the exhaust system, disconnecting its electrical connector, and unscrewing it from the manifold or pipe. Cost is driven by the number of sensors (V8 models have up to four), their location (upstream sensors are often more expensive), and whether the vehicle has a 4, 6, or 8-cylinder engine.

$220 – $450
Typical fair price range · USD

Cost breakdown

Parts: ~$60-$150 per sensor / Labour: ~$100-$200

What affects the price

Number of sensors replaced (common to replace in pairs)
Sensor location (upstream vs. downstream, accessibility)
Engine size and model year affecting sensor type and labour time

Can you do it yourself?

Yes (brief how) — With basic tools and the ability to safely access the sensor, often located on the exhaust manifold or pipe. Penetrating oil and a proper oxygen sensor socket are highly recommended.

Tips before you pay

Use an OBD2 scanner to confirm which specific sensor (Bank 1, Sensor 2, etc.) is faulty before replacement.
Apply anti-seize compound only to the threads of the new sensor if it is not pre-applied, and avoid getting it on the sensor tip.
For difficult, seized sensors, applying heat carefully to the surrounding exhaust component can help break the bond.

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More cost guides

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Estimate based on typical U.S. market rates as of July 2026. Actual prices vary by region, shop, and parts quality — always compare against a real quote using our Scam Checker.