2024 Mercedes-Benz GLS 450 Oil Specs

2024 Mercedes-Benz GLS GLS 450 4MATIC Oil Specifications

OEM Approval

MB-Approval 229.51, 229.52, 229.61, 229.71 or 229.72

Capacity

8.9 quarts

From Mercedes-Benz USA, LLC, 2024 Mercedes-Benz GLS SUV Owner's Manual (MBUSA PDF). See the cited pages.

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Complete Oil Specifications

Mercedes-Benz’s 2024 GLS SUV owner’s manual lists engine oils with MB-Approval 229.51, 229.52, 229.61, 229.71 or 229.72 for the GLS 450 4MATIC (229.72 is recommended for the lowest possible fuel consumption). Engine oil filling capacity is 8.9 US qt (8.5 liters) for an oil change with the oil filter.

What We Couldn’t Confirm

Engine code and output. The manual identifies the model (GLS 450 4MATIC) but not its engine code on these pages.
Oil change interval, OEM oil filter part number and drain plug torque. None appear in the owner’s manual pages used here.

FAQs

What oil does a 2024 Mercedes-Benz GLS take? Engine oil with MB-Approval 229.51, 229.52, 229.61, 229.71 or 229.72 (229.72 recommended for lowest fuel consumption).

How much oil does it hold? 8.9 US qt (8.5 liters) with the oil filter.

Primary source evidence

Mercedes-Benz USA, LLC — 2024 Mercedes-Benz GLS SUV Owner's Manual (MBUSA PDF)

US market · Model years 2024 · Published/version not dated on document · Pages/tables: p. 430 (Technical data › Engine oil quality and filling capacity: GLS 450 4MATIC MB-Approval 229.51, 229.52, 229.61, 229.71, 229.72*; engine oil filling capacity including the oil filter, GLS 450 4MATIC 8.9 US qt / 8.5 liters)

View official source · Accessed September 29, 2026

Evidence reviewed September 29, 2026.

Disclaimer: These specifications reflect the official documents and applicability shown above as of their access dates. Confirm the requirement against the manual for your VIN before performing maintenance.

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