The 2018 Jeep Grand Cherokee is a popular SUV. It’s known for its strength and style. Owning one means knowing how to care for it. One big part of care is oil. Oil keeps the engine running smoothly. But how much oil does it need? Let’s find out.

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Why Oil is Important
Oil is like the blood of your car. It keeps the engine parts moving smoothly. Without oil, the engine can get too hot. This can cause damage. Oil also helps clean the engine. It removes dirt and tiny metal pieces. So, oil is very important for your car.
How Much Oil Does the Jeep Need?
The 2018 Jeep Grand Cherokee comes with different engines. Each engine needs a different amount of oil. Let’s look at the details.
Engine Type | Oil Capacity (quarts) |
---|---|
3.6-liter V6 | 5.9 quarts |
5.7-liter V8 | 7 quarts |
6.4-liter V8 | 7 quarts |
3.0-liter Diesel | 8.1 quarts |
Choosing the Right Oil
Choosing the right oil is very important. It can affect how your Jeep runs. Let’s see what you need to know.
- Oil Type: Always use the recommended oil type. For most engines, this is 5W-20 or 5W-30. Check your owner’s manual to be sure.
- Synthetic or Regular: Synthetic oil is often better. It lasts longer and works well in hot or cold weather. But, it costs more.
- Brand: Many brands make good oil. Choose a well-known brand for quality.
How to Check Oil Levels
Checking the oil level is easy. It’s important to do it often. Here’s how:
- Park the Jeep on a flat surface.
- Turn off the engine and wait a few minutes.
- Open the hood and find the dipstick.
- Pull out the dipstick and wipe it clean.
- Put the dipstick back in and pull it out again.
- Look at the oil level. It should be between the marks.
If the level is low, add more oil. Make sure not to overfill.

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When to Change the Oil
Changing the oil is key to keeping your Jeep healthy. But when should you do it?
Here are some guidelines:
- Every 3,000 to 5,000 miles for regular oil.
- Every 7,500 to 10,000 miles for synthetic oil.
- Check your owner’s manual for exact numbers.
Always listen to your Jeep. Strange sounds or smells can mean it’s time for a change.
Steps to Change the Oil
Changing the oil can be a simple task. Here’s how to do it:
- Gather your tools: oil filter, wrench, and funnel.
- Park the car on a flat surface and turn it off.
- Find the oil drain plug under the car.
- Place a pan under the plug and remove it.
- Let the old oil drain out completely.
- Replace the plug and remove the old oil filter.
- Install the new oil filter.
- Add new oil using the funnel.
- Check the oil level with the dipstick.
- Dispose of old oil properly.
If this seems hard, ask a professional for help.
Benefits of Regular Oil Changes
Why change the oil often? Here are some benefits:
- Better Performance: Clean oil helps the engine run well.
- Longer Engine Life: Regular changes can prevent damage.
- Fuel Efficiency: Fresh oil can improve gas mileage.
- Cleaner Engine: New oil removes dirt and buildup.
These benefits are worth the effort.
Frequently Asked Questions
How Many Quarts Of Oil For A 2018 Jeep Grand Cherokee?
The 2018 Jeep Grand Cherokee typically requires around 6 quarts of oil. Check the owner’s manual for accuracy.
What Type Of Oil Is Best For A 2018 Jeep Grand Cherokee?
Synthetic 5W-20 or 5W-30 oil is recommended for the 2018 Jeep Grand Cherokee. It ensures optimal engine performance.
Can I Use Synthetic Oil In A 2018 Jeep Grand Cherokee?
Yes, synthetic oil is suitable for the 2018 Jeep Grand Cherokee. It offers better protection and efficiency.
How Often Should I Change The Oil In My 2018 Jeep Grand Cherokee?
Change the oil every 7,500 to 10,000 miles. This helps maintain engine health and performance.
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