Heated Oxygen Sensor - GM (55485043)
Genuine OEM GM Parts & Accessories - 55485043
Heated Oxygen Sensor - GM (55485043)
Genuine OEM GM Parts & Accessories - 55485043
- GM
- 55485043
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- MSRP: $97.66
- You Save: $40.59 (41.6% off)
- Sale Price: $57.07
- MSRP: $97.66
- You Save: $40.59 (41.6% off)
- Sale Price: $57.07

Vehicle Fitment
| Year | Make | Model | Body & Trim | Engine & Transmission |
|---|
Also Purchased
- GM
- 55485043
Details
- Brand:
- SKU:
55485043
- Other Names:
Upper Oxygen Sensor
- Description: GM Genuine Parts Heated Oxygen Sensor (Part Number: 55485043) is a heated upstream oxygen sensor (pre-catalyst bank 1 sensor 1) used to detect oxygen content in exhaust gases and help the engine management system optimize emissions and fuel delivery.
- Function: Detects oxygen content in exhaust gases to provide feedback for fuel trim and emissions control
- Application: Pre-catalyst/upper oxygen sensor for specified 1.8L engines
- Service note: May require proper installation and system initialization per service procedures
- Quality: Engineered and tested to GM standards and backed by General Motors
- Also known as: Upper Oxygen Sensor
- Emission Control Parts
- Underhood
- 21
World Parts Direct is a U.S.-based company offering competitive pricing, a compatibility guarantee, and expert OEM-style support for emissions components.
- Condition: New
WorldPartsDirect.com
Thanks for shopping with World Parts Direct, home of the low-price and right-part-guarantee! Everything we carry is genuine, OEM and ships straight from a licensed dealership. All of our products are backed by a nationwide warranty and can be returned within 30 days if you no longer need it. What's the catch? There isn't one! Nobody beats our prices and nobody offers higher quality parts than we do, and if we cannot get the part you need, nobody can! We offer hundreds of thousands of unique items, including discontinued parts. Your satisfaction is our top priority and we hope you'll give us the opportunity to earn your business today.
GM

Built with GM’s engineering expertise, ACDelco and OEM GM parts are factory original equipment replacement parts for your Chevy, Buick, Cadillac, GMC, Saturn, Pontiac, Oldsmobile or Hummer. Every ACDelco and OEM GM part is rigidly held to federal safety and quality standards and is guaranteed by GM Replacement Parts Limited Warranty. You can trust GM Genuine Parts when ordering this Heated Oxygen Sensor for your 2016-2019 Chevrolet Malibu vehicle. GM Parts & Accessories Limited Warranty.