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Oxygen Sensor Upstream Downstream Compatible with Chevy Silverado Tahoe Suburban GMC Sierra Yukon Cadillac Escalade 2000-2007 OE# 12559849 12594452 Set of 4
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Oxygen Sensor Upstream Downstream Compatible with Chevy Silverado Tahoe Suburban GMC Sierra Yukon Cadillac Escalade 2000-2007 OE# 12559849 12594452 Set of 4
Fast response time and stable transmission efficiency provide a safer and more comfortable driving environment.
Oxygen Sensor Upstream Downstream Compatible with Chevy Silverado Tahoe Suburban GMC Sierra Yukon Cadillac Escalade 2000-2007 OE# 12559849 12594452 Set of 4
Item #: 125898059

Oxygen Sensor Upstream Downstream Compatible with Chevy Silverado Tahoe Suburban GMC Sierra Yukon Cadillac Escalade 2000-2007 OE# 12559849 12594452

Item #: 125898059

BSD 64

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*All items will import from US

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Fast response time and stable transmission efficiency provide a safer and more comfortable driving environment.
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What Stands Out

Complete Set
Includes both upstream and downstream sensors, ensuring comprehensive coverage for better vehicle performance and enhanced emissions control.
High Compatibility
Designed to be fully compatible with various GM models, making it an ideal choice for Escalade, Chevrolet, and GMC vehicle owners seeking reliable replacement.
Quality Assurance
Manufactured to meet high industry standards, providing exceptional durability and performance, enabling optimal fuel efficiency and prolonged engine life.

Product Details

Shop Oxygen Sensor Upstream Downstream Compatible with Chevy Silverado Tahoe Suburban GMC Sierra Yukon Cadillac Escalade 2000-2007 OE# 12559849 12594452 Set of 4 online at a best price in The Bahamas. B0CPY8QQNK
Item Weight1.5 lbs (680 grams)

Who Should Buy?

Suitable For
  • Vehicle Owners

    Ideal for owners of Escalade, Avalanche, Silverado, Tahoe, GMC Yukon, and Sierra needing reliable oxygen sensors.

  • Mechanics and Technicians

    Perfect for professional mechanics seeking high-quality replacement parts for common vehicle repairs and maintenance.

  • Budget-Conscious Buyers

    Great for users looking for an affordable yet efficient set of oxygen sensors to enhance vehicle performance.

Not Suitable For
  • Non-Compatible Models

    Not suitable for vehicles outside the specified models; check compatibility before purchasing to avoid issues.

  • DIY Newbies

    Inexperienced users might struggle with installation, requiring professional help for optimal performance and safety.

  • Racing Enthusiasts

    Not the best choice for racing vehicles which typically require high-performance sensors that can handle extreme conditions.

Product Description

Oxygen Sensor Upstream Downstream Compatible with Chevy Silverado Tahoe Suburban GMC Sierra Yukon Cadillac Escalade 2000-2007 OE# 12559849 12594452 Set of 4

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What is the function of the upstream and downstream oxygen sensors in my vehicle?

    Answer: The upstream and downstream oxygen sensors monitor the oxygen levels in the exhaust gases, helping the engine control unit (ECU) adjust the air-fuel mixture for optimal combustion efficiency. The upstream sensor typically analyzes the gases before they enter the catalytic converter, while the downstream sensor checks their composition after, ensuring that the catalytic converter is functioning correctly. This helps improve fuel economy and reduces emissions, making your vehicle more eco-friendly.
  • Question: Are these oxygen sensors compatible with my Chevrolet Silverado?

    Answer: Yes, the Oxygen Sensor Upstream + Downstream 12559849 12594452 set is specifically designed to be compatible with various models including the Chevrolet Silverado, Avalanche, Tahoe, and others in the same range. Ensure to check your vehicle's specifications to confirm compatibility, as proper fitting is crucial for the sensors to operate effectively and deliver accurate readings to your car’s computer system.
  • Question: How do I know if I need to replace my oxygen sensors?

    Answer: You may need to replace your oxygen sensors if your check engine light is illuminated, if you experience reduced fuel efficiency, or if your vehicle fails an emissions test. Additionally, erratic engine performance or high exhaust emissions may indicate faulty sensors. Regular diagnostic checks can help identify these issues early, allowing you to maintain your vehicle's performance and compliance with emission standards.
  • Question: What materials are these oxygen sensors made from?

    Answer: These oxygen sensors are typically made from high-quality materials designed to withstand extreme temperatures and corrosive environments. The sensor utilizes a ceramic element that provides accurate readings and long-lasting reliability. By using durable components, these sensors offer enhanced performance and longevity, ensuring that your vehicle runs smoothly and efficiently even in demanding conditions.
  • Question: Can I install these oxygen sensors myself?

    Answer: While it's possible to install the oxygen sensors yourself if you have basic automotive knowledge and tools, it’s important to follow the vehicle’s service manual for precise instructions. An incorrect installation may lead to inaccurate readings or damage. If you're uncertain, it's advisable to seek professional assistance to ensure proper installation and functionality, enhancing your vehicle’s overall performance.
  • Question: What is the difference between upstream and downstream oxygen sensors?

    Answer: The primary difference between upstream and downstream oxygen sensors lies in their location and function. The upstream sensor is located before the catalytic converter and measures the oxygen level in the exhaust gases entering it. In contrast, the downstream sensor monitors the oxygen level after the exhaust gases have passed through the catalytic converter. This distinction is crucial for enabling the ECU to adjust the engine performance optimally and ensure the catalytic converter is functioning efficiently.
  • Question: How often should I check or replace my oxygen sensors?

    Answer: It’s recommended to check your oxygen sensors periodically during routine maintenance. Usually, they can last anywhere from 60,000 to 100,000 miles, but factors such as driving conditions and fuel quality can influence their lifespan. Regular inspections can help you identify signs of wear or failure early, ensuring you maintain optimal engine performance and emissions control.
  • Question: Will replacing oxygen sensors improve my vehicle's fuel efficiency?

    Answer: Absolutely! Replacing faulty oxygen sensors can significantly enhance your vehicle's fuel efficiency. When these sensors function correctly, they help the engine optimize the air-fuel mixture for combustion. This can lead to better mileage, lower emissions, and overall improved engine performance, making it a smart investment for maintaining your vehicle’s efficiency.
  • Question: Where can I buy Oxygen Sensor Upstream + Downstream 12559849 12594452 compatible with my vehicle in The Bahamas?

    Answer: You can purchase the Oxygen Sensor Upstream + Downstream 12559849 12594452 set for your vehicle on Ubuy in The Bahamas. Ubuy offers a wide selection of automotive parts, including compatible oxygen sensors for various vehicle models, making it a reliable choice to meet your automotive needs efficiently.
  • Question: What should I do if my oxygen sensor fails?

    Answer: If your oxygen sensor fails, it is essential to replace it as soon as possible to prevent further issues with your engine’s performance and emissions control. You might notice symptoms such as increased fuel consumption, poor engine performance, or a check engine light. Addressing a faulty sensor promptly can help restore your vehicle's efficiency and adherence to emissions standards, ensuring a smoother driving experience.

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Important information

  • Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
  • Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.

BSD 64

Order now and get it around Saturday, July 04

QTY:

Secured transactionsecured transaction

Ubuy works hard to protect your security and privacy. Our advanced payment security system ensures confidentiality by encrypting your information during transmission using AES (Advanced Encryption Standards) and SSL (Secure Socket Layer) protocols. Your payment details are 100% secure as we do not share your payment details with third party sellers.

Our Top Logistics Partners
  • fedex
  • dhl
Fastest cross-border delivery

Features & Benefits

  • Compatible with Cadillac Escalade, Chevrolet Avalanche, Silverado, Suburban, Tahoe, GMC Sierra, and Yukon.
  • Includes 4 Oxygen Sensors: 2 upstream and 2 downstream.
  • Interchangeable part numbers for easy reference and compatibility.
  • Ensures safer and more comfortable driving with improved response times.
  • Fast installation with comprehensive fitment verification.
  • Engineered for stability and efficiency in vehicle performance.