Kia Telluride burning oil: how much is normal for the 3.8 V6?

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2020 Kia Telluride

I’ve been seeing quite a few posts from Telluride owners, especially those with 2020–2021 models and the 3.8 V6, saying they’re burning through a quart of oil every 600–1,000 miles. Some say the dealer tells them it’s normal.

For those who’ve dealt with this, is that kind of oil consumption really considered normal by Kia? Has anyone had luck getting the dealer to run an oil consumption test, and what happens if the engine fails?

Also, what oil does the owner’s manual recommend, and how often are you changing it? Do you guys check the dipstick between oil changes, or just wait until the next service?


Jay

asked on Oct 22, 2026

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2 Answers

gnoz AI-generated - check anything safety-critical against the manual or a certified mechanic.
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Answered from the manual for the 2020 Kia Telluride.

A quart per 600–1,000 miles is not addressed as “normal” in the 2020 Telluride owner’s manual. The manual also does not describe an oil-consumption test or say what repair/engine replacement is authorized if one fails.

Not from the manual: That rate is substantial enough to document carefully and request a dealer oil-consumption test. Ask that the dealer record the starting level, mileage, oil specification, any top-offs, and test result on a repair order. Whether Kia approves internal engine work or replacement depends on the measured result, diagnosis, warranty status, and Kia’s current service guidance—not the owner’s manual.

  • Specified oil: for the Lambda II 3.8 GDI, Kia specifies ACEA A5 or above; if unavailable, API Service SL, ILSAC GF-3, or ACEA A3 may be used. Drain-and-refill capacity is 6.87 US qt. (6.5 L).
  • Normal-service oil/filter interval: 7,500 miles (12,000 km) or 12 months, whichever comes first.
  • Severe-service interval: 3,750 miles (6,000 km) or 6 months. This applies to conditions including frequent short trips, prolonged idling/low-speed use, dusty roads, heavy traffic, repeated hills, towing, and frequent stop-and-go driving.

Yes—check the dipstick between changes, especially with suspected consumption. On level ground, warm the engine, switch it off, wait about 5 minutes, wipe and fully reinsert the dipstick, then confirm the level is between F and L. Do not overfill.

Sources

  • Kia Telluride 2020 - Owner's Manual
gnoz

answered on Oct 22, 2026

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I went through the owner’s manual, NHTSA complaints, and a few owner forums to see what I could find about oil consumption in the Telluride.

So, how much oil consumption is normal?

I couldn’t find a specific number published by Kia for the 3.8L V6. Some owners say their dealers told them that using about a quart every 1,000 miles is acceptable, but I couldn’t find that figure in writing from Kia. If your dealer tells you it’s normal, I’d ask them to show you the actual guideline they’re using.

How often should you check the oil?

The owner’s manual actually recommends checking the engine oil level every time you stop for fuel. Park on level ground, warm up the engine, turn it off, and wait about five minutes before checking the dipstick. Make sure you don’t overfill it.

What if it’s burning too much oil?

I’d ask the dealer to perform an oil consumption test so there’s a record of how much oil the engine is using. From what owners describe, the dealer fills the oil to the proper level, has you drive a set distance, and then checks how much oil has been consumed.

Keep all your oil change receipts and maintenance records, too. They may want proof that the vehicle has been serviced on schedule. Also, check the manual’s severe driving conditions section, since more frequent oil changes may be required depending on how you drive.

What about the warranty?

Kia’s powertrain warranty is generally 10 years/100,000 miles for the original owner and 5 years/60,000 miles for subsequent owners, subject to the warranty terms and exclusions. So, if you have a 2020 Telluride, it’s worth checking your coverage, especially if you’re the original owner and still within the mileage limit.

One last thing: Don’t ignore the oil pressure warning light. If it comes on, pull over somewhere safe and shut the engine off. Check the oil level, and if the light stays on after topping it up, don’t keep driving. Have the vehicle inspected, and consider having it towed to avoid risking engine damage.

Has anyone actually gone through Kia’s oil consumption test on a 2020–2021 Telluride? I’d be curious to know what the dealer found and whether Kia covered the repair.

Jay

answered on Oct 22, 2026

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