The 2004 Jeep Grand Cherokee’s O2 sensors play a crucial role in engine performance. They monitor the exhaust and help manage fuel efficiency.
Replacing your O2 sensors can significantly improve your vehicle’s efficiency and reduce harmful emissions. These sensors detect oxygen levels in the exhaust, helping the engine adjust the air-fuel mixture for optimal combustion. Various compatible sensors are available, including MAXFAVOR, SFYAUTO, Wobiwina, and others.
They offer both upstream and downstream options for your Jeep Grand Cherokee. Choosing the right sensor ensures better mileage and smoother engine operation. The 2004 model benefits from these reliable and cost-effective replacements, supporting a cleaner environment. Understanding your vehicle’s needs can enhance its longevity and maintain its performance. Quality replacements guarantee peace of mind on the road.
Maxfavor 2pcs Upstream Downstream O2 Sensor Replacement For Jeep 2004 Grand Cherokee Tj Wrangler

The MAXFAVOR 2Pcs Upstream Downstream O2 Sensor Replacement is ideal for Jeep owners who drive the 2004 Grand Cherokee or TJ Wrangler with a L6 4.0L engine. If you’re experiencing issues with your vehicle’s oxygen sensors and need reliable replacements, this product is designed specifically for your needs. Car enthusiasts and DIY mechanics who want to ensure their vehicle’s engine runs smoothly and efficiently will benefit from investing in these high-quality sensors.
Pros:
- Compatible with specific Jeep models ensuring a perfect fit.
- Improves fuel efficiency by providing accurate readings to the ECU.
- Easy installation for those comfortable with DIY projects.
- Durable construction to withstand harsh engine conditions.
Cons:
- Limited to specific Jeep models and engines.
- May require professional installation for those unfamiliar with car maintenance.
The MAXFAVOR O2 Sensors are designed to deliver optimal performance by accurately monitoring the amount of oxygen in the exhaust gases, which directly impacts the engine’s air-fuel ratio. This ensures that your vehicle runs efficiently, reducing unnecessary fuel consumption and ultimately saving you money at the pump. By maintaining the correct air-fuel ratio, these sensors also help in reducing harmful emissions, contributing to a cleaner environment.
Another key benefit of these oxygen sensors is their durability. Manufactured by Maxfavor, a brand known for its reliable automotive parts, these sensors can withstand extreme temperatures and conditions within the engine. This means fewer replacements and maintenance issues over time, providing peace of mind for Jeep owners. Additionally, their straightforward installation process makes them a convenient choice for those who prefer handling vehicle maintenance on their own.
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Sfyauto 2 Pcs Oxygen O2 Sensor

The SFYAUTO 2 PCS Oxygen O2 Sensor is an ideal choice for car enthusiasts and mechanics who own Chrysler, Dodge, Jeep, or Ram vehicles and are in need of a reliable replacement for their oxygen sensors. This product is particularly suited for those looking to maintain optimal engine performance and reduce emissions in models such as the Chrysler 300, Dodge Dakota, Durango, Charger, Ram 1500, Jeep Wrangler, and Grand Cherokee.
Pros:
- Compatible with multiple vehicle models ensuring a versatile fit.
- Durable and reliable for long-term usage.
- Easy installation process saves time and effort.
Cons:
- May require additional tools for installation.
- Specific compatibility means it may not fit all models outside the listed range.
The SFYAUTO O2 Sensor boasts a robust construction that enhances the durability and lifespan of the sensor, making it a cost-effective solution for car owners. Its precise design ensures that the sensor fits seamlessly into the designated vehicle models, promoting optimal fuel efficiency and reducing harmful emissions. Users will appreciate the improved engine performance that results from this high-quality sensor.
Additionally, the easy installation process of the SFYAUTO sensor is a significant benefit, allowing even those with limited mechanical experience to replace their sensors with minimal hassle. This feature not only saves time but also reduces the need for professional installation services, further reducing maintenance costs. The sensor’s compatibility with several popular vehicle models makes it a versatile and practical choice for many drivers.
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Wobiwina O2 Oxygen Sensor 234-4587

The Wobiwina O2 Oxygen Sensor 234-4587 is ideal for vehicle owners who prioritize efficiency and performance in their Jeep, Dodge, or Chrysler vehicles. This sensor is perfect for those looking to maintain optimal engine function, ensuring their vehicle runs smoothly and efficiently.
Pros:
- High Compatibility with multiple vehicle models
- Improves fuel efficiency by optimizing air-fuel ratio
- Enhances engine performance and longevity
Cons:
- Installation may require professional assistance
- Limited to specific vehicle models
The Wobiwina O2 Oxygen Sensor is designed to offer high compatibility with several popular vehicle models, including Jeep Grand Cherokee, Liberty, Wrangler, and Dodge Durango. This ensures that a wide range of vehicle owners can benefit from its features. With easy installation, drivers can quickly replace their old sensors and enjoy the immediate benefits of improved engine performance and fuel efficiency.
One of the standout features of this sensor is its ability to optimize the air-fuel ratio in your vehicle’s engine. This not only enhances fuel efficiency, saving you money at the pump, but also contributes to the longevity of your engine by preventing unnecessary wear and tear. Users will notice smoother driving and potentially fewer trips to the mechanic, making this sensor a cost-effective and smart investment for maintaining vehicle health.
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Maxfavor 234-4768 1pc Downstream Oxygen Sensor

The MAXFAVOR 234-4768 Downstream Oxygen Sensor is an ideal purchase for Jeep enthusiasts who own models such as the 2001-2004 Jeep TJ, Grand Cherokee, and Wrangler with a 4.0L engine. This product is particularly suitable for those looking to maintain optimal vehicle performance and fuel efficiency. If you are experiencing issues with your current O2 sensor, replacing it with this high-quality option can help enhance your vehicle’s performance.
Pros:
- High compatibility with specific Jeep models
- Easy installation for quick replacement
- Improves fuel efficiency and reduces emissions
- Reliable performance from a trusted brand, Maxfavor
Cons:
- Limited to specific Jeep models (2001-2004)
- May require professional installation for some users
The MAXFAVOR 234-4768 Downstream Oxygen Sensor is designed to offer precision and reliability. With its exact fitment for the specified Jeep models, users can expect a seamless installation process, minimizing downtime. The sensor plays a crucial role in monitoring the exhaust gases, ensuring that your engine runs smoothly and efficiently. By replacing an old or faulty oxygen sensor, drivers can experience improved fuel efficiency, leading to cost savings over time.
In addition to its performance benefits, the MAXFAVOR sensor contributes to reducing harmful emissions, aligning with environmental standards. The lightweight design, weighing just 0.15 pounds, ensures that it does not add unnecessary weight to the vehicle, maintaining overall efficiency. For Jeep owners who prioritize maintaining their vehicle’s performance and longevity, investing in this high-quality O2 sensor is a sound decision.
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Wobiwina O2 Oxygen Sensor 234-4274

The Wobiwina O2 Oxygen Sensor 234-4274 is an ideal purchase for Jeep, Dodge, and RAM owners who are experiencing issues with their vehicle’s emissions or fuel efficiency. This sensor is specifically designed for models like the Jeep Grand Cherokee (2004-2010), Wrangler (2004-2009), Dodge Durango (2004-2009), Journey (2009-2010), Magnum (2005-2008), RAM 1500/2500/3500 Pickup, Challenger, and Charger. If you’re someone who values optimal vehicle performance and environmental responsibility, this product is a smart investment.
Pros:
- Compatible with a wide range of Jeep, Dodge, and RAM models.
- Improves fuel efficiency and emissions control.
- Manufactured by the reputable Wobiwina brand.
Cons:
- Limited to specific vehicle models and years.
- Installation may require professional assistance.
One of the standout features of the Wobiwina O2 Oxygen Sensor is its compatibility with multiple vehicle models, making it a versatile option for Jeep, Dodge, and RAM owners. The sensor works by monitoring the oxygen levels in your car’s exhaust, which is crucial for maintaining the right air-to-fuel ratio. This results in improved fuel efficiency and reduced emissions, allowing you to drive more miles with less fuel and contribute to a cleaner environment.
The Wobiwina brand is known for its quality and reliability, ensuring that this sensor is built to last. By replacing your old or malfunctioning oxygen sensor with this model, you’ll experience smoother engine performance and potentially avoid costly repairs down the line. However, it’s important to ensure compatibility with your specific vehicle model and consider professional installation to maximize the benefits of this product.
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Guniang Oxygen Sensor

The Guniang Oxygen Sensor is an essential purchase for Jeep Grand Cherokee owners who have models from 2001 to 2004 with a 4.7L engine. If you’re noticing issues with fuel efficiency or increased emissions, this product is ideal for you. Car enthusiasts and those who appreciate maintaining their vehicle’s performance will find this sensor indispensable.
Pros:
- Improves fuel efficiency
- Reduces emissions
- Includes both upstream and downstream sensors
- Compatible with a wide range of Jeep Grand Cherokee models
Cons:
- Installation may require professional assistance
- Only compatible with specific model years
The Guniang Oxygen Sensor is designed to optimize your vehicle’s fuel combustion process. By accurately measuring the oxygen levels in the exhaust gases, these sensors help in adjusting the air-fuel ratio. This ensures that your engine runs efficiently, providing better fuel economy and reducing harmful emissions, which is beneficial both for your wallet and the environment.
Another advantage of the Guniang Oxygen Sensor is its comprehensive package, which includes both upstream and downstream sensors. This complete set ensures that your vehicle’s emission system is fully covered, leading to improved engine performance. The sensors’ compatibility with the 2001-2004 Jeep Grand Cherokee 4.7L models makes them a reliable choice for targeted vehicle enhancements.
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A-premium O2 Oxygen Sensor

The A-Premium O2 Oxygen Sensor is an essential component for those who own a Dodge Dakota 2001, Durango 2001-2002, Ram 1500 2002, or a Jeep Grand Cherokee 2001-2004 with a V8 4.7L engine. This product is ideal for vehicle owners looking to replace their oxygen sensors to ensure optimal engine performance and fuel efficiency. If you’re experiencing issues like poor fuel economy, increased emissions, or engine misfires, this sensor set could be the solution you need.
Pros:
- Compatible with multiple vehicle models, ensuring a perfect fit for listed vehicles.
- Comes in a 2-PC Set, providing a comprehensive solution for sensor replacement.
- Easy installation with no need for special tools.
Cons:
- Limited to specific Dodge and Jeep models; not universally compatible.
- Professional installation might be recommended for those unfamiliar with car repairs.
The A-Premium O2 Oxygen Sensor offers a reliable and efficient way to maintain your vehicle’s performance. By replacing faulty sensors, you can experience improved fuel efficiency and reduced emissions, contributing to a more environmentally friendly drive. The precise fit and manufacturer-grade quality ensure that your vehicle runs smoothly, avoiding potential engine issues associated with faulty sensors.
This sensor set also features a lightweight design, making it easier to handle during installation. With a weight of just 0.6393405598 pounds, it won’t add unnecessary bulk to your vehicle. Furthermore, the sensors are crafted by PremiumpartsWhosale, a trusted name in vehicle parts, which guarantees durability and longevity. Investing in this sensor set means investing in the long-term health of your vehicle, keeping it running efficiently for years to come.
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Maxfavor 1pc Downstream Oxygen Sensor O2 Sensor Replacement For Jeep Grand Cherokee

The Maxfavor 1Pc Downstream Oxygen Sensor is an ideal purchase for owners of the 2001-2004 Jeep Grand Cherokee with a 4.7L engine. This product is specifically designed for those who need a reliable and efficient O2 sensor replacement to maintain their vehicle’s performance and fuel efficiency. Whether you are a DIY enthusiast or a professional mechanic, this sensor is tailored to meet your needs for a quality replacement part.
Pros:
- High compatibility with Jeep Grand Cherokee models from 2001 to 2004.
- Easy to install, reducing downtime and labor costs.
- Improves fuel efficiency by ensuring optimal engine performance.
- Durable construction for long-lasting performance.
Cons:
- Limited compatibility to specific vehicle models and engine sizes.
- May require specialized tools for installation.
The Maxfavor Downstream Oxygen Sensor is crafted with precision to ensure it fits seamlessly into the Jeep Grand Cherokee models specified. Its compact dimensions, measuring 2.1 inches in height and width and 5.3 inches in length, make it a perfect fit without any need for modifications. This feature is particularly beneficial for users looking for a hassle-free installation process. The sensor’s lightweight design, weighing only 0.4 pounds, also simplifies handling during the installation phase.
One of the standout features of this O2 sensor is its ability to enhance the engine’s fuel efficiency. By providing accurate readings of the oxygen levels in the exhaust, it helps the vehicle’s computer system to adjust the air-fuel mixture for optimal combustion. This not only improves the vehicle’s performance but also contributes to a reduction in emissions, making it an environmentally friendly choice. Moreover, the sensor’s robust construction ensures it can withstand the rigors of everyday driving, offering users a reliable solution that supports long-term vehicle health.
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Lhcmrl Oxygen O2 Sensors Compatible With Jeep, Dodge, Chrysler

The LHCMRL Oxygen O2 Sensors are ideal for vehicle owners who are experiencing issues with fuel efficiency or emissions in their Jeep 3.7L models from 2004-2012. If you own a Liberty, Grand Cherokee, Commander, Wrangler, Dodge Challenger, Charger, Durango, or Chrysler 300, and need a reliable replacement for part number 56029049AA, this product is designed for you. Car enthusiasts and mechanics looking for a cost-effective solution without compromising on quality will find this product particularly beneficial.
Pros:
- Compatible with multiple vehicle models including Jeep, Dodge, and Chrysler.
- High-quality materials ensure durability and long-lasting performance.
- Improves fuel efficiency and reduces emissions.
- Easy installation process suitable for DIY enthusiasts.
Cons:
- Limited to specific engine models and years.
- May require additional tools for installation in certain vehicles.
The LHCMRL Oxygen O2 Sensors are crafted with precision to offer a perfect fit for a range of Jeep, Dodge, and Chrysler models. This ensures that users can achieve optimal performance from their vehicles without frequent replacements. The sensors help in maintaining the right air-fuel ratio, which is crucial for enhancing engine efficiency and reducing harmful emissions.
In addition to the performance benefits, the sensors are designed for easy installation, making them accessible for both professional mechanics and DIY car enthusiasts. By choosing LHCMRL, users are investing in a product that brings peace of mind with its reliability and effectiveness, ensuring vehicles run smoothly and efficiently.
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Maxfavor 13138 234-4078 O2 Oxygen Sensor

The Maxfavor 13138 234-4078 O2 Oxygen Sensor is an ideal purchase for Jeep Wrangler and Grand Cherokee owners from the years 1994-2000, as well as Chrysler, Dodge, and Plymouth enthusiasts with models dating between 1998-2004. This product is specifically designed for those who are looking to maintain optimal engine performance and fuel efficiency in their vehicles. It’s particularly beneficial for DIY mechanics and car owners who prefer to perform their own vehicle maintenance and repairs.
Pros:
- Easy installation with a perfect fit for specified models.
- Durable construction ensures long-lasting performance.
- Improves fuel efficiency and helps in maintaining optimal engine performance.
Cons:
- Limited compatibility with only specified models and years.
- Not suitable for those unfamiliar with vehicle maintenance or installation.
The Maxfavor O2 Oxygen Sensor features a compact design, with dimensions of 2.1 inches in height and width and a length of 5.3 inches, making it easy to handle during installation. Weighing just 0.4 pounds, it’s a lightweight component that doesn’t add unnecessary weight to your vehicle. This sensor is crafted to meet or exceed OEM standards, ensuring that it performs reliably under various driving conditions.
One of the standout benefits of this sensor is its ability to enhance fuel efficiency by providing accurate oxygen readings to the engine control unit. This allows your vehicle to adjust the air-fuel mixture appropriately, leading to better fuel economy and reduced emissions. Additionally, the durable materials used in its construction ensure that it can withstand the rigors of daily use, offering a dependable solution for maintaining your vehicle’s engine health.
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Frequently Asked Questions
What Are O2 Sensors Used For?
O2 sensors measure oxygen levels in exhaust gases to optimize engine performance. They help reduce emissions and improve fuel efficiency. Properly functioning sensors ensure your vehicle runs smoothly and meets environmental regulations. Regular checks and replacements can maintain optimal engine health for your Jeep Grand Cherokee.
How Often Should O2 Sensors Be Replaced?
Typically, O2 sensors should be replaced every 60,000 to 90,000 miles. Regular replacement ensures efficient engine performance and reduced emissions. Check your Jeep’s manual for specific guidance. Symptoms like poor fuel economy and rough idling may indicate it’s time for a replacement.
Are Maxfavor O2 Sensors Compatible With My Jeep?
Yes, MAXFAVOR O2 sensors are compatible with the 2004 Jeep Grand Cherokee. They fit both upstream and downstream positions. Always verify compatibility with your vehicle model before purchasing. Proper installation ensures optimal performance and longevity of your vehicle’s engine.
Can Faulty O2 Sensors Affect Fuel Economy?
Yes, faulty O2 sensors can negatively impact fuel economy. They may cause incorrect air-fuel mixture readings. This leads to inefficient fuel combustion and increased consumption. Regular sensor checks help maintain optimal fuel efficiency in your Jeep Grand Cherokee.
How Do I Know If My O2 Sensor Is Failing?
Common signs include poor fuel economy, rough idling, and increased emissions. A check engine light may also appear. Regular diagnostic checks can confirm sensor issues. Timely replacement ensures optimal engine performance and compliance with emissions regulations.
Conclusion
Maintaining your 2004 jeep grand cherokee ensures smooth driving and optimal performance. The oxygen sensors play a critical role in this. They help regulate engine efficiency and emissions. Choosing the right sensor is vital for the vehicle’s health. Consider options like maxfavor, sfyauto, or wobiwina for reliable replacements.
Each brand offers compatibility with various models and engines. This flexibility is crucial for jeep owners. Regular checks and timely replacements can prevent bigger issues. It’s important to follow manufacturer guidelines for installation. Proper maintenance extends the life of your jeep.
It also enhances driving experience and fuel efficiency. Investing time and care in your vehicle pays off in the long run. Always consult your mechanic for expert advice. This ensures you make informed decisions. Remember, a well-maintained jeep is a joy to drive.
Keep your grand cherokee performing at its best.