Top 5 Best Oil For 2018 – 2022 Chevy Blazer

Our Overall #1 Rated Pick

Valvoline Advanced Full Synthetic SAE 5W-30 Motor Oil

The Valvoline advanced full synthetic SAE 5W-30 motor oil will protect your engine for up to 40% more than what is considered the industry standard. 

This engine oil creates a bonus layer of defense between moving parts with enhanced anti-wear additives.

With a combination of powerful antioxidants, the Valvoline oil provides 10x better protection against oil breakdown and degradation.

Valvoline engine oil will keep your engine cleaner for a long time.

This motor oil provides exceptional temperature protection and viscosity retention that ensures a high level of defense, even in the most challenging climates.

Your engine will be well-protected against extreme cold or heat, no matter where you live.

If you’re the proud owner of a Chevrolet Blazer, then you’ll want to make sure that you’re using one of the best engine oils on the market. Not all oils are created equal, and using a lower-quality oil can actually do more harm than good.

In this blog post, we will discuss 5 of the best oil for Chevrolet Blazer’s 2018-2022 models. We’ll also provide a brief overview of each oil so that you can decide which is the best fit for your vehicle.

Top 5 Best Engine Oils For 2018 - 2022 Chevrolet Blazer 1


Valvoline Advanced Full Synthetic SAE 5W-30 Motor Oil

Mobil 1 5W-30 Synthetic Motor Oil

Valvoline High Mileage SAE 5W-30 Synthetic Blend Motor Oil

Pennzoil 5W-30 Synthetic Blend Motor Oil

Castrol GTX 5W-30 Full Synthetic Motor Oil

2018 - 2022 Chevrolet Blazer Oil Recommended by Manufacturer

The recommended oil type for the 2018-2022 Chevrolet Blazer is an SAE full synthetic at a viscosity of 5W-30.

The recommended engine oil for the 2018 – 2022 Chevrolet Blazer is a Mobil 1 5W-30 Full Synthetic which meets or exceeds the requirements of ILSAC GF-5 API, SN, SM, SL.

This oil will keep your Chevrolet Blazer engine safe for up to 15,000 miles.

This motor oil will prevent sludge and deposit build-up and will protect the Chevrolet Blazer engine in extreme temperatures.

Mobil 1 5W-30 Synthetic Motor Oil

2018 - 2022 Chevrolet Blazer Engine Oil Capacity

  • 2018 – 2022 Chevrolet Blazer 2.0L 4-cylinder LSY engine has an oil capacity of 5.3 quarts (including the filter).
  • The 2018 – 2022 Chevrolet Blazer 3.6L V6 engine has an oil capacity of 6 quarts (including the filter).
  • The 2018 – 2022 Chevrolet Blazer 2.5L 4-cylinder LGX engine has an oil capacity of 5 quarts (including the filter).

2018 - 2022 Chevrolet Blazer Oil Recommended By Mileage



Top 5 Best Engine Oils For 2018 - 2022 Chevrolet Blazer

1. Valvoline Advanced Full Synthetic SAE 5W-30 Motor Oil

2. Mobil 1 5W-30 Synthetic Motor Oil

3. Valvoline High Mileage with MaxLife SAE 5W-30 Motor Oil

4. Pennzoil Synthetic Blend 5W-30 Motor Oil

5. Castrol GTX Full Synthetic 5W-30 Motor Oil

Over time, your engine will endure wear and tear that could eventually lead to its failure if not properly protected. Valvoline Advanced Full Synthetic is created with this in mind. Their team of scientists and engineers has perfected a motor oil formula that better protects against the four main causes of engine breakdown: wear, friction, heat, and deposits.

That means optimized performance and maximum engine longevity. Aging oil in modern engines can break down and leave a critical gap in protection. But Valvoline Advanced Full Synthetic includes anti-wear additives for 40% greater protection than industry standards. Plus, their formula contains antioxidants that are 10-times more effective at preventing oil breakdown. Powerful system detergents reduce deposits on engine surfaces.

Cold motor oil is thicker and takes longer to get to vital engine parts. Hot motor oil is thinner and less protective. Their package of high-quality synthetic base oils ensures that our oil flows easily in the cold and coats critical engine parts in the heat. 



Mobil 1 advanced full synthetic motor oil 5W-30 helps to extend engine life for vehicles of all ages. Mobil 1’s advanced synthetic motor oil is designed with five factors in mind that can damage engines over time, and it protects critical engine parts for up to 15,000 miles between oil changes.

It’s synthetic oil molecules are uniform, minimizing friction and deposits while reducing sludge buildup. This motor oil is technologically advanced, providing excellent internal engine heat protection up to 500 degrees Fahrenheit as well as low-temperature protection down to -30 degrees Fahrenheit.

As a result, it supports quick cold-weather starting and ultra-fast protection. Mobil 1 full synthetic motor oil helps protect against low-speed pre-ignition and timing chain wear, while also keeping your engine clean and improving fuel economy.



If your 2018 – 2022 Chevrolet Blazer has surpassed 75,000 miles it is time to put up a stronger fight against engine wear. Valvoline High Mileage with MaxLife Technology Synthetic Blend Motor Oil is designed to target the causes of engine deterioration for high mileage vehicles: wear, deposits, sludge, and leaks.

This premium synthetic-blend motor oil has been developed with our proprietary MaxLife Technology to specifically increase the longevity of engines running over 75,000 miles. By providing a thick and durable anti-wear film, it will protect your engine against sludge build-up and deposits while also rejuvenating aging seals – all while resisting breakdown in extreme conditions.



Pennzoil SAE 5W-30 Motor Oil is a synthetic blend oil that helps prevent the build-up of dirt, sludge, and contaminants. Suitable for cars, SUVs, light vans, and trucks.

Pennzoil motor oil provides wear protection against the toughest industry standards based on ILSAC GF-6A and API SP. This motor oil reduces frictional losses and wear.

It meets or exceeds the following OEM requirements: FCA MS-6395, Ford WSS-M2C945-A, WSS-M2C945-B1, GM 6094M. Additionally, it also surpasses the requirements of ILSAC GF-6A and other industry specifications such as API SP and Resource Conserving.



Castrol GTX Full Synthetic motor oil helps keep engines running smoothly by providing maximum protection against severe conditions that can lead to engine wear and tear. Idling on congested highways and taking frequent short trips are tough driving conditions that put a lot of strain on critical engine parts. Over time, this strain can cause significant damage to the engine. Castrol GTX has been proven to fight against sludge, carbon deposits, and heat. 



How to Change Oil on 2018 - 2022 Chevrolet Blazer

Required Materials:

  1. Oil filter
  2. 5 – 6 quarts of 5W-30 motor oil
  3. Jack and jack stands
  4.  15-millimeter socket
  5. Oil drain pan

Performing the oil change:

  1. Park the Chevrolet Blazer on leveled ground.
  2. Open the hood and remove the oil cap. This will allow air into the oil system so you can easily drain the old oil.
  3. Lift the front end of your vehicle and place it on jack stands. The lifting points are listed in the owner’s manual. Or, if you can get under the Blazer, you don’t have to lift it.
  4. Locate the oil drain bolt. It is usually located underneath the front end of the vehicle(engine). Remove it using a 15-millimeter socket.
  5. Have the drain pan in place and place it under the drain bolt.
  6. Reinstall the drain bolt when all of the old oil has drained.
  7. Locate and remove the old filter. The oil filter is close to the draining bolt.
  8. Install the new oil filter. Make sure to lubricate the new oil filter before installing it.
  9. Remove the jack stands and lower the Chevrolet Blazer
  10. Pour 5 – 6 quartz (depending on oil capacity) of 5W-30 motor oil into the engine and reinstall the oil cap once done.
  11. Let the oil settle and check the oil level. Add more if needed.

Ricky Miller

Hi there. I am the owner and author of Here on this blog, I will share my knowledge about car fluids that I have accumulated over the past 10 years of working on cars. Stay tuned for more amazing content.

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