Complete Oil Specifications
Your 2024 Chevrolet Tahoe 5.3L V8 requires 0W-20 full synthetic oil meeting the GM dexos1 Gen 3 specification. The Gen 3 standard supersedes the earlier dexos1 Gen 2 used in pre-2022 models and requires enhanced oxidation and deposit protection for the Dynamic Fuel Management system.
Quick Reference
| Specification | Value |
|---|---|
| Viscosity | 0W-20 |
| API Rating | SP, GM Dexos1 Gen 3 |
| ILSAC Rating | GF-6A |
| Capacity (with filter) | 8.0 quarts |
| Oil Filter | ACDelco PF64 |
| Normal Interval | 7500 miles |
Why 0W-20 is Critical for This Engine
The 5.3L EcoTec3 V8 uses Dynamic Fuel Management (DFM), which can deactivate up to 7 of 8 cylinders via hydraulic lifter solenoids. These solenoids require low-viscosity oil that flows instantly at cold starts and remains thin enough at operating temperature to cycle at engine speed. The 0W-20 viscosity satisfies both demands while meeting dexos1 Gen 3 wear protection requirements.
Using incorrect oil will:
- ❌ Cause DFM solenoid sluggishness and cylinder deactivation misfires
- ❌ Fail the dexos1 Gen 3 deposit control requirement, accelerating lifter wear
- ❌ Void the GM powertrain warranty if a non-dexos oil is used
Chevrolet-Approved Oil Brands
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✅ ACDelco dexos1 Gen 3 Full Synthetic 0W-20
-
✅ Mobil 1 Advanced Fuel Economy Full Synthetic 0W-20
-
✅ Castrol EDGE Full Synthetic 0W-20 (dexos1 Gen 3)
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✅ Pennzoil Platinum Full Synthetic 0W-20 (dexos1 Gen 3)
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✅ Valvoline Advanced Full Synthetic 0W-20 (dexos1 Gen 3)
Only use oils displaying the dexos1 Gen 3 logo on the bottle. Non-dexos oils may lack the low-temperature pumpability and oxidation resistance required for DFM operation.
Severe Service Check
You need the 5000-mile interval if you:
- Tow or haul near the Tahoe’s maximum rated capacity
- Idle for extended periods (emergency or utility use)
- Drive predominantly in stop-and-go city traffic
- Operate in extreme heat or cold climates
Installation Details
Drain Plug Torque: 18 ft-lbs
The Tahoe uses a standard M14×1.5 drain plug with an aluminum pan — do not overtighten.
OEM Filter: ACDelco PF64
Aftermarket Filters:
-
Mobil 1 M1-113A
-
WIX WL10255
-
Bosch 3334
Pro Tip: The ACDelco PF64 filter requires a 32 mm cap-style filter socket. Warm the engine briefly before draining to help lift suspended soot from the DFM system.
FAQs
What oil does a 2024 Chevrolet Tahoe 5.3L V8 take? 0W-20 full synthetic oil meeting GM dexos1 Gen 3 standards.
How many quarts does it need? 8.0 quarts with a new filter, 7.5 without.
Can I use 5W-30 in an emergency? Only as a very short-term emergency substitute. Return to 0W-20 dexos1 Gen 3 at the next service — sustained use of 5W-30 can impair DFM operation.
Is synthetic oil required? Yes. GM dexos1 Gen 3 is a full-synthetic-only specification.
How often should I change the oil? Follow the Oil Life Monitor display, or every 7500 miles for normal driving — 5000 miles for severe service.
Need these specs on your phone? Download OilFinderPro app for offline access and oil change reminders.
Last verified: 2026-05-31 | Source: 2024 Chevrolet Tahoe Owner’s Manual