Skip to content

When to Change Oil in 2021 Chevy Silverado?

If you own a 2021 Chevy Silverado, you want to ensure you take good care of it. One of the most important things you can do is to change the oil regularly. But how often should you change the oil in your 2021 Chevy Silverado? This article will discuss everything you need to know about oil changes for your 2021 Chevy Silverado.

Understanding the Basics of Oil Changes

Before we dive into how often you should change the oil in your 2021 Chevy Silverado, it’s important to understand the basics of oil changes. Oil lubricates the moving parts in your engine and keeps them from grinding against each other. Over time, the oil breaks down and becomes less effective at lubricating your engine. When this happens, it’s time to change the oil.

The Manufacturer’s Recommendations

The manufacturer of your 2021 Chevy Silverado provides recommendations for when to change the oil. These recommendations are based on the type of oil you are using, the driving conditions, and the mileage on your vehicle. In general, it’s recommended that you change the oil in your 2021 Chevy Silverado every 7,500 miles or six months, whichever comes first.

Factors That Affect Oil Change Frequency

While the manufacturer’s recommendations are a good guideline, other factors can affect how often you need to change the oil in your 2021 Chevy Silverado. For example, if you drive in extreme conditions, such as very hot or cold weather, you may need to change the oil more frequently. Similarly, if you frequently tow heavy loads or drive in dusty or dirty conditions, you may need to change the oil more often.

Signs That It’s Time to Change the Oil

Even if you follow the manufacturer’s recommendations for oil changes, it’s still important to watch for signs that it’s time to change the oil. Some common signs include:

  • The oil looks dirty or gritty
  • The oil level is low
  • The engine is running rough or making unusual noises
  • The oil pressure warning light comes on

If you notice any of these signs, it’s a good idea to have the oil changed as soon as possible.

The Importance of Using the Right Oil

When you change the oil in your 2021 Chevy Silverado, it’s important to use the correct type of oil. The manufacturer recommends using a specific kind of oil that meets certain standards. Using the wrong type of oil can lead to engine damage and other problems.

How to Change the Oil in Your 2021 Chevy Silverado

While you can take your 2021 Chevy Silverado to a mechanic to have the oil changed, it’s also possible to do it yourself if you have some basic mechanical knowledge. Here are the steps to change the oil in your 2021 Chevy Silverado:

  1. Warm up the engine by driving the vehicle for a few minutes.
  2. Locate the oil pan and drain plug underneath the vehicle.
  3. Place a drain pan underneath the oil pan and remove the drain plug to allow the oil to drain out.
  4. Replace the drain plug and remove the oil filter.
  5. Install the new oil filter and add the recommended amount of oil to the engine.
  6. Start the engine and check for leaks.


Changing the oil in your 2021 Chevy Silverado is important to vehicle maintenance. Following the manufacturer’s recommendations and checking for signs that it’s time to change the oil, you can help keep your engine running smoothly. And if you need to change the oil, use the right type of oil and follow the proper steps to ensure that the job is done correctly. By taking good care of your 2021 Chevy Silverado, you can help ensure that it will continue to provide reliable performance for many years.