Replace Engine Oil & Filter Buick Enclave 2018-2021

Replace Engine Oil & Filter Buick Enclave 2018-2021

Is the change oil soon service light displayed on your Buick Enclave dashboard? Learn how to fix the problem by replacing the engine oil and oil filter of your Buick. This guide is a step-by-step procedure for an oil change and replacing the oil filter on a 2018-2021 Buick Enclave.

What you will need

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Valvoline Advanced Full Synthetic SAE 5W-30 Motor Oil 5 QT
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  • Engine Oil
    • Capacity:  6 quarts
    • Grade: SAE 5W-30 Full Synthetic
  • Oil filter
    • STP Extended Life Oil Filter S10590XL
    • STP Extended Life Oil Filter S10590XL
    • Fram Oil Filter PH10575
    • Mobil1 Oil Filter M1-212
    • Motorcraft Oil Filter FL500S
    • ACDelco Oil Filter PF63
  • Oil Clamp
  • Oil pan
  • 15mm Wrench
  • Clean cloth
  • Jack or car ramps
  • Jack stands
  • Wheel chocks


  1. Park the vehicle on a flat-level ground surface.
  2. Jack up the vehicle on the jack points below the front doors or drive the car up on car ramps.Putting the vehicle to car ramps.
  3. Put wheel chocks on the rear wheels to prevent the vehicle from moving.
  4. A secure vehicle with jack stands.
  5. Locate the oil drain plug below the engine and put the oil pan where the oil will flow. Ensure that the oil pan has enough space to carry the oil that will be drained. In this case, 6 quarts.Locating the oil drain plug and putting oil pan below.
  6. Loosen the 15mm oil drain plug using a wrench and remove it by hand.Loosening the oil drain plug.Removing the oil drain plug by hand.
  7. Wait for a few minutes to drain the engine oil. Replace the crush washer (O-ring) on the drain plug.Draining the engine oil of the vehicle.Checking the O-ring on the oil drain plug.
  8. Reinstall the drain plug and tighten it to the correct torque specification noted in the torque spec section. Reinstalling the oil drain plug by hand.Tightening the oil drain plug with the correct torque specification.
  9. Locate the oil filter just above the oil drain plug. Loosen the oil filter by using an oil filter clamp or plier and remove it by hand.Loosening the oil filter using a oil filter plier.
  10. Wipe the oil coming out from the installation port of the oil filter.Wiping the areas where the oil passed.
  11. Line up the oil filter to the installation port and tighten it with the proper torque specification. Make sure that the gasket and oil filter is lined up correctly.Installing the new oil filter.
  12. Open the hood, pull the hood release under the dashboard and unlock the hood latch.Pulling the hood release under the dashboard.Unlocking the hood latch of the vehicle.
  13. Open the engine oil cap and add the engine oil. You can use a funnel to prevent the engine oil from spilling.Removing the oil cap on the engine..jpgPutting engine oil to the vehicle.
  14. Check on the oil level. Pull the oil dipstick out, wipe it clean, insert the dipstick and pull it out again. Checking the oil level on the dipstick of the engine.
  15. Check for leaks before and after starting the vehicle.
  16. Next, reset the oil service reminder.  Turn on the ignition. Go to the Info section. Scroll to oil reset settings.

Buick Enclave Oil Change Interval

  • According to the owner’s manual, the recommended oil change interval is every 7,500 miles for full synthetic oil.

What oil type does Buick Enclave use?

  • According to the owner’s manual, the recommended engine oil is full synthetic SAE 5W-30 viscosity grade engine oil.

We hope you find the Replace Engine Oil & Filter Buick Enclave 2018-2021 guide helpful. Check these troubleshooting and repair guides for more help on your Buick.


  • Rushit Hila • ASE Certified

    Rushit Hila, an ASE-certified engineer (G1 Automotive Maintenance and Repair), brings over two decades of hands-on experience in the automotive world to his writing. With a strong educational background, including a Master of Science in Engineering and a Bachelor of Science in Engineering, he has honed his skills and expertise through years of practical work. As a respected authority in the field, Mr. Hila is dedicated to offering insightful and valuable content that resonates with both vehicle owners and mechanics.

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