Complete Oil Specifications
Your 2024 Kia Carnival equipped with the 3.5L Lambda II V6 GDI requires 0W-20 full synthetic oil meeting API SP and ILSAC GF-6A standards.
Quick Reference
| Specification | Value |
|---|---|
| Viscosity | 0W-20 |
| API Rating | API SP |
| ILSAC Rating | GF-6A |
| Capacity (with filter) | 6.9 quarts |
| Oil Filter | Kia 26350-3C300 |
| Normal Interval | 7500 miles |
Why 0W-20 is Critical for This Engine
The Lambda II 3.5L V6 uses Gasoline Direct Injection (GDI) combined with Dual Continuously Variable Valve Timing (DCVVT) on both intake and exhaust camshafts. Kia updated the viscosity specification from 5W-20 to 0W-20 for 2024 to improve cold-start oil flow to the DCVVT system and reduce friction during the engine’s warm-up phase — critical in a family hauler that frequently makes school-run short trips.
Using incorrect oil will:
- ❌ Slow oil delivery to DCVVT actuators on cold starts
- ❌ Increase engine warm-up time, raising fuel consumption
- ❌ Risk GDI injector deposit buildup from incompatible additive chemistry
Kia-Approved Oil Brands
-
✅ Kia Genuine Full Synthetic 0W-20
-
✅ Mobil 1 Advanced Full Synthetic 0W-20
-
✅ Castrol Edge Extended Performance 0W-20
-
✅ Pennzoil Platinum Full Synthetic 0W-20
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✅ Valvoline Advanced Full Synthetic 0W-20
Ensure the oil container displays the API SP certification mark. API SP oils include protection against Low-Speed Pre-Ignition (LSPI), which can cause catastrophic damage in GDI engines and is a real concern in the Lambda II under cold, short-trip driving.
Severe Service Check
You need the 3750-mile interval if you:
- Make mostly short trips under 5 miles (school runs, errands)
- Drive in heavy daily stop-and-go urban traffic
- Operate with maximum passenger load (7–8 passengers) regularly
- Drive frequently in extreme heat or tow a trailer
Installation Details
Drain Plug Torque: 25 ft-lbs Replace the drain plug gasket at every service. The Carnival uses a copper sealing washer — part number 21513-23001.
OEM Filter: Kia 26350-3C300
Aftermarket Filters:
-
Mobil 1 M1C-456A
-
Wix 57356
-
K&N HP-1017
Pro Tip: The Lambda II spin-on filter is accessible from below on the front-lower section of the engine. Use a 65mm filter wrench for removal. The large 6.9-quart capacity means overfilling by even half a quart is easy — add 6.5 quarts first, run the engine briefly, then check the dipstick before adding more.
FAQs
What oil does a 2024 Kia Carnival 3.5L take? 0W-20 full synthetic meeting API SP and ILSAC GF-6A standards.
How many quarts does it need? 6.9 quarts with a new filter, 6.5 quarts without.
Can I use 5W-20 in my 2024 Carnival? No. Kia updated the spec to 0W-20 for 2024 models. While 5W-20 may have been acceptable in earlier Carnivals, the 2024 owner’s manual specifies 0W-20.
Is synthetic oil required? Yes. The Lambda II GDI V6 in the 2024 Carnival requires full synthetic oil.
How often should I change the oil? Every 7500 miles for normal driving, or 3750 miles if you make frequent short trips or drive in extreme conditions.
Need these specs on your phone? Download OilFinderPro app for offline access and oil change reminders.
Last verified: 2026-03-25 | Source: 2024 Kia Carnival Owner’s Manual