2019 Jeep Grand Cherokee Oil Type And Capacity

Ever felt that pang of uncertainty standing in the auto parts store, staring at a wall of oil bottles, wondering exactly which one is right for your trusty 2019 Jeep Grand Cherokee? You’re not alone. Getting the oil type and capacity wrong can lead to serious engine trouble down the road, especially for a vehicle that’s built for adventure, whether it’s daily commutes or tackling tough trails.

At FatBoysOffroad, we know your Jeep is more than just transportation; it’s a partner in exploration. That’s why understanding the specific needs of your 2019 Jeep Grand Cherokee oil type and capacity is crucial for its longevity and performance. This isn’t just about pouring in any oil; it’s about providing the lifeblood your engine demands.

In this comprehensive guide, we’ll cut through the confusion. We’ll promise to arm you with all the precise information you need for every engine variant available in the 2019 Grand Cherokee. You’ll learn the exact oil specifications, capacities, and even get a step-by-step walkthrough for a confident DIY oil change. Let’s dive in and ensure your Jeep runs smooth, strong, and ready for anything.

Table of Contents

Understanding Your 2019 Jeep Grand Cherokee’s Engine Oil Needs

Your Jeep Grand Cherokee is a sophisticated machine, and its engine is the heart of its power and capability. Different engines, from the efficient Pentastar V6 to the roaring HEMI V8s and the torquey EcoDiesel, have distinct lubrication requirements.

Using the correct oil isn’t just a recommendation; it’s a necessity. The right oil ensures proper lubrication, reduces friction, dissipates heat, and protects against wear, especially when you’re pushing your vehicle hard on the trails or through challenging weather.

Engine Options and Their Specific Requirements

The 2019 Grand Cherokee came with a variety of robust engine choices, each designed for different performance profiles. These differences mean their oil specifications are not interchangeable.

Identifying your specific engine is the first critical step. You can usually find this information in your owner’s manual, on a sticker under the hood, or by checking your vehicle’s VIN.

Why the Right Oil Matters for Off-Roaders

For those of us who venture off the beaten path, engine oil works even harder. Extreme temperatures, sustained high RPMs, steep inclines, and heavy loads can all stress your engine and its lubricants.

Correctly specified synthetic oil provides superior protection under these demanding conditions. It maintains viscosity better, resists thermal breakdown, and offers enhanced wear protection, which is vital for keeping your engine reliable when you’re miles from civilization.

The Exact 2019 Jeep Grand Cherokee Oil Type and Capacity You Need

Let’s get down to the brass tacks. Here are the precise oil types and capacities for each engine option in the 2019 Jeep Grand Cherokee. Always confirm with your owner’s manual, as specifications can sometimes vary by region or specific vehicle build.

3.6L Pentastar V6: Oil Specifications

The 3.6L Pentastar V6 is a popular and reliable engine, offering a great balance of power and efficiency for daily driving and light off-roading.

Oil Type: 0W-20 Full Synthetic (Must meet Chrysler Material Standard MS-6395)
Oil Capacity: 6 quarts (5.7 liters) with a new oil filter.

Using 0W-20 ensures quick lubrication during cold starts and maintains optimal viscosity at operating temperatures, which is crucial for the engine’s variable valve timing system.

5.7L HEMI V8: Oil Specifications

For those who crave more power, the 5.7L HEMI V8 delivers robust performance. This engine requires a slightly different viscosity.

Oil Type: 5W-20 Full Synthetic (Must meet Chrysler Material Standard MS-6395)
Oil Capacity: 7 quarts (6.6 liters) with a new oil filter.

The 5W-20 viscosity is optimized for the HEMI’s design, balancing protection with fuel economy and supporting its cylinder deactivation system (MDS).

6.4L SRT HEMI V8: Oil Specifications

The SRT variant pushes performance even further, demanding a high-performance synthetic oil to handle the increased stress and heat.

Oil Type: 0W-40 Full Synthetic (Must meet Chrysler Material Standard MS-12633)
Oil Capacity: 7 quarts (6.6 liters) with a new oil filter.

The thicker 0W-40 oil provides superior film strength and thermal stability, essential for the high-revving and high-output nature of the 6.4L SRT engine.

6.2L Supercharged Trackhawk V8: Oil Specifications

The Trackhawk is in a league of its own, a supercharged beast that requires the absolute best in lubrication to survive its extreme power output.

Oil Type: 0W-40 Full Synthetic (Must meet Chrysler Material Standard MS-12633)
Oil Capacity: 7 quarts (6.6 liters) with a new oil filter.

Just like the SRT, the Trackhawk relies on 0W-40 synthetic oil for maximum protection against the immense heat and pressure generated by the supercharged HEMI.

3.0L EcoDiesel V6: Oil Specifications

The EcoDiesel offers impressive torque and fuel economy, but it has very specific oil requirements due to its diesel particulate filter (DPF) and emissions systems.

Oil Type: 5W-30 Low Ash / C3-rated Full Synthetic (Must meet Chrysler Material Standard MS-11106)
Oil Capacity: 8 quarts (7.6 liters) with a new oil filter.

It’s critical to use a “low ash” or “mid-SAPS” oil (Sulphated Ash, Phosphorus, Sulfur) with a C3 rating. High ash content can clog the DPF, leading to costly repairs and reduced performance. Never use conventional diesel engine oil not specified for DPF-equipped vehicles.

Decoding Oil Viscosity and API Standards

Understanding the numbers and letters on an oil bottle is key to making the right choice. It’s not just about brand, but about the science behind the lubricant.

Viscosity refers to an oil’s resistance to flow. The numbers indicate how thick the oil is at different temperatures, while API standards ensure a certain level of quality and performance.

What Do 0W-20, 5W-20, and 5W-30 Mean?

These numbers represent the oil’s viscosity grades. The “W” stands for winter, indicating the oil’s cold-start performance.

The first number (0W, 5W) indicates the oil’s viscosity at cold temperatures. A lower number means the oil flows more easily when cold, providing quicker lubrication during startup.
The second number (20, 30, 40) indicates the oil’s viscosity at operating temperature (100°C). A higher number means the oil is thicker at normal engine operating temperatures, offering more protection under heavy loads and high heat.

For example, 0W-20 means it’s a very thin oil when cold and a 20-weight oil when hot. This balance is crucial for modern engines with tight tolerances and variable valve timing.

Understanding API and ILSAC Certifications

Beyond viscosity, look for certification marks from organizations like the American Petroleum Institute (API) and the International Lubricant Standardization and Approval Committee (ILSAC).

API “Starbust” Mark: Found on the front of oil bottles, this mark indicates the oil meets current ILSAC standards for fuel economy and engine protection.
API “Donut” Symbol: On the back of the bottle, it specifies the oil’s API Service Category (e.g., SN PLUS, SP for gasoline engines, CK-4 for diesel). It also shows the SAE viscosity grade.
Chrysler MS Standards: For your Jeep, the most important standard is the specific Chrysler Material Standard (e.g., MS-6395, MS-12633, MS-11106). Always ensure the oil states it meets these standards, as they are tailored to Mopar engines.

These certifications are your assurance that the oil has been tested and approved to meet stringent industry and manufacturer performance requirements.

DIY Oil Change for Your Grand Cherokee: Step-by-Step Guide

Performing your own oil change is a rewarding task that can save you money and give you a deeper understanding of your vehicle. It’s also a great way to build confidence as a DIY mechanic.

Always prioritize safety and follow these steps carefully. If you’re unsure at any point, consult your owner’s manual or seek professional assistance.

Tools and Materials You’ll Need

Gathering everything beforehand makes the process much smoother.

Correct engine oil (refer to the specifications above for your specific 2019 Jeep Grand Cherokee oil type and capacity)
New oil filter (e.g., Mopar, Wix, Fram, or equivalent high-quality filter)
Oil filter wrench (cap style or strap style, specific to your filter size)
Socket wrench and appropriate socket for your drain plug (often 13mm or 15mm)
Drain pan (large enough to hold your engine’s oil capacity)
Funnel
Clean rags or shop towels
Gloves (nitrile or similar)
Safety glasses
Jack and jack stands (or ramps)
Wheel chocks

Having a torque wrench is also highly recommended for tightening the drain plug and oil filter to spec, preventing leaks or damage.

Safety First: Preparing for the Job

Working under a vehicle can be dangerous if proper precautions aren’t taken. Never rely solely on a jack.

Warm Up Engine: Drive your Jeep for 5-10 minutes to warm the oil. Warm oil drains more easily.
Park on Level Ground: Ensure the vehicle is on a flat, stable surface.
Engage Parking Brake: Always apply the parking brake firmly.
Chock Wheels: Place wheel chocks behind the rear wheels (if lifting the front) or front wheels (if lifting the rear).
Lift and Secure: Use a hydraulic jack to lift the front of the vehicle. Place sturdy jack stands under the frame rails or designated jack points. Gently lower the vehicle onto the stands. Give the vehicle a slight shake to confirm it’s stable.

Once the vehicle is safely supported, you can confidently proceed under it.

The Oil Change Process: Draining and Refilling

Follow these steps for a clean and efficient oil change.

Locate Drain Plug: Position your drain pan directly under the oil pan drain plug.
Remove Drain Plug: Using your socket wrench, carefully loosen and remove the drain plug. Be prepared for oil to flow out quickly. Allow all the old oil to drain completely; this can take 10-15 minutes.
Replace Drain Plug: Once drained, clean the drain plug and its sealing washer (replace the washer if it’s crushed or damaged). Reinstall the drain plug, tightening it to the manufacturer’s specified torque (usually 18-25 ft-lbs). Do not overtighten.
Locate and Remove Oil Filter: Place the drain pan under the oil filter. Use your oil filter wrench to loosen the old filter. Once loose, carefully unscrew it by hand. Be ready for a small amount of oil to spill.
Prepare New Oil Filter: Apply a thin film of new engine oil to the rubber gasket of the new oil filter. This ensures a good seal.
Install New Oil Filter: Screw the new filter on by hand until the gasket makes contact. Then, tighten it an additional 3/4 to 1 full turn. Do not overtighten with a wrench, as this can damage the filter or its housing.
Refill with New Oil: Lower the vehicle from the jack stands. Open the hood and remove the oil filler cap. Using a funnel, slowly pour in the recommended amount of new oil for your 2019 Jeep Grand Cherokee oil type and capacity.
Check Oil Level: After pouring, wait a few minutes for the oil to settle. Check the oil level using the dipstick. It should be within the “full” or “max” marks. Add more if needed, but avoid overfilling.
Start Engine: Start the engine and let it run for a minute or two. Check for any leaks around the drain plug or oil filter. The oil pressure light on your dashboard should turn off.
Final Check: Turn off the engine, wait a few minutes for the oil to settle again, and recheck the dipstick. Top off if necessary.

Always dispose of used oil and filters responsibly at a local auto parts store or recycling center.

Post-Change Checks and Maintenance

Once the oil change is complete, perform a few final checks.

Reset Oil Life Monitor: Most 2019 Grand Cherokees have an electronic oil life monitor that needs to be reset after an oil change. Refer to your owner’s manual for the specific procedure.
Inspect for Leaks: Keep an eye on your driveway for any oil spots in the days following the change.
Record Maintenance: Note the date and mileage of your oil change. This helps you keep track of your service intervals.

These simple steps ensure your oil change is not only successful but also properly documented for future maintenance.

Extending Your Engine’s Life: Oil Change Intervals and Best Practices

Regular oil changes are the single most important maintenance item for your engine. Following recommended intervals and adopting best practices will significantly prolong your Jeep’s lifespan and performance.

Don’t just rely on mileage; consider your driving style and conditions too.

Recommended Service Schedules

For most 2019 Jeep Grand Cherokees, the manufacturer recommends an oil change every 10,000 miles or 12 months, whichever comes first, when using the specified full synthetic oil.

However, this is a general guideline. Your vehicle’s oil life monitor is often a better indicator, as it takes into account actual driving conditions.

Driving Conditions and Their Impact on Oil Life

Certain driving conditions are considered “severe duty” and warrant more frequent oil changes.

Frequent short trips: The engine doesn’t reach optimal temperature, leading to condensation and fuel dilution in the oil.
Extreme temperatures: Both very hot and very cold climates stress the oil more.
Towing or hauling heavy loads: Increased engine load generates more heat and stress.
Off-roading, dusty or muddy conditions: Contaminants can enter the engine, and sustained high RPMs or low-speed crawling are demanding.
Frequent idling: Common in city driving, this reduces cooling efficiency and can lead to oil degradation.

If you regularly engage in any of these conditions, consider changing your oil and filter every 5,000-7,500 miles, or more frequently if your oil life monitor suggests it.

Choosing the Right Oil Filter

The oil filter is just as important as the oil itself. A good filter removes contaminants without restricting oil flow.

OEM (Original Equipment Manufacturer) Filters: Mopar filters are designed specifically for your Jeep’s engine and are always a safe bet.
Aftermarket Filters: Many reputable brands like Wix, Fram (their higher-end models), Mobil 1, and K&N offer excellent filters. Look for filters with high filtration efficiency and robust construction.

Never skimp on an oil filter. A cheap filter might not capture contaminants effectively or could restrict oil flow, leading to premature engine wear.

Common Oil-Related Issues and Troubleshooting

Even with the right 2019 Jeep Grand Cherokee oil type and capacity, issues can sometimes arise. Knowing what to look for and how to react can save you from bigger problems.

Being proactive about these symptoms ensures your Jeep remains reliable.

Low Oil Pressure Warnings

If your oil pressure warning light illuminates on the dashboard, it’s a serious indicator. Pull over safely as soon as possible and shut off the engine.

Check Oil Level: The most common cause is simply low oil. Check your dipstick. If it’s low, add the correct oil type.
Inspect for Leaks: Look under the vehicle for any signs of fresh oil leaks.
Listen for Engine Noises: Knocking or ticking sounds could indicate a lack of lubrication, which is extremely damaging.

If the light stays on after checking the level, or if you hear unusual engine noises, do not drive the vehicle. Have it towed to a trusted mechanic.

Oil Leaks and How to Spot Them

Oil leaks can range from minor drips to major puddles, and they should always be addressed promptly.

Puddles on the Ground: The most obvious sign. Note the color and location to help pinpoint the source.
Burning Smell: Oil dripping onto hot exhaust components will produce a burning smell.
Smoke from Engine Bay: Similar to a burning smell, visible smoke usually means oil is hitting a very hot surface.
Visual Inspection: Look for oily residue around the oil pan, drain plug, oil filter, valve covers, and front/rear main seals.

Common leak sources include the drain plug, oil filter gasket, valve cover gaskets, and oil pan gasket. Address leaks quickly to prevent low oil levels and potential engine damage.

What to Do with Used Oil

Used engine oil is a hazardous waste and must be disposed of properly. Never pour it down the drain or throw it in the trash.

Collect in Sealed Containers: Store used oil in its original containers or other clean, sealable plastic jugs (e.g., old milk jugs).
Recycle: Most auto parts stores, quick-lube shops, and municipal waste facilities accept used engine oil for recycling. Some even accept used oil filters.

Recycling ensures the oil is processed safely and prevents environmental contamination. Be a responsible off-roader both on and off the trail!

Frequently Asked Questions About 2019 Jeep Grand Cherokee Oil Maintenance

We get a lot of questions about keeping Jeeps running strong. Here are some of the most common ones regarding the 2019 Grand Cherokee’s oil.

Can I use conventional oil instead of synthetic in my 2019 Grand Cherokee?

No, absolutely not. All 2019 Jeep Grand Cherokee engines are designed and engineered to use full synthetic oil exclusively. Using conventional oil will not provide adequate lubrication or protection, can void your warranty, and may lead to premature engine wear and failure.

What happens if I overfill the oil?

Overfilling your engine oil can be as damaging as underfilling. Too much oil can cause the crankshaft to churn it into a frothy mixture, reducing its lubricating properties. This can lead to increased oil consumption, oil leaks (due to excessive pressure), and damage to seals or catalytic converters. If you’ve overfilled, drain a small amount until the level is correct.

How often should I check my oil level?

It’s a good practice to check your oil level at least once a month, or before any long road trip or off-road adventure. This helps you catch any potential leaks or oil consumption issues early, preventing costly engine damage.

Is it okay to mix different brands of oil, as long as they meet the specifications?

Yes, as long as both oils meet the exact specifications (viscosity, API rating, and Chrysler MS standard) for your 2019 Jeep Grand Cherokee oil type and capacity, mixing brands for a top-off is generally acceptable. However, for a full oil change, it’s best to stick to a single brand and type for consistency.

What does “MS-6395” or “MS-12633” mean, and why is it important?

MS-6395 and MS-12633 are Chrysler Material Standards. They are specific performance requirements developed by Chrysler for their engines. An oil that carries these certifications has been rigorously tested and approved to meet the unique lubrication and protection needs of your Jeep’s engine. Always ensure your chosen oil explicitly states it meets the relevant MS standard for your engine.

Keep Your Grand Cherokee Roaring!

Mastering the specifics of your 2019 Jeep Grand Cherokee oil type and capacity is a fundamental step in being a responsible and knowledgeable owner. Whether you’re a seasoned DIY mechanic or just starting, this guide provides the crucial information to keep your Jeep’s heart beating strong.

Remember, the right oil is an investment in your engine’s future, ensuring reliable performance for daily commutes and epic off-road escapades alike. By following these guidelines, you’re not just changing oil; you’re actively safeguarding your adventure machine.

So, grab your tools, get the right fluids, and confidently tackle your next oil change. Your Jeep will thank you with years of faithful service on and off the pavement. Stay safe, stay comfortable, and keep exploring!

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Thomas Corle

Founder & Automobile expert at FatBoysOffroad

Automobile expert and off-road enthusiast, sharing in-depth knowledge of vehicles, gear, and adventures. Helping readers make smart decisions and enjoy the thrill of off-roading safely and confidently.