2021 Mercedes-Benz Gls450 Fluid Capacities

OEM fluid capacity chart from the factory service manual for the 2020-2022 (2020-2022).

Quick Answer

Air Cond Compressor Oil

3.90 OZS. (0.11 L) β€” PAG Oil Note: Only use products recommended by Mercedes Benz. Approximate capacity.

Automatic Transmission Fluid

10.57 QTS. (10 L) β€” Automatic Transmission Fluid D971 (Color of Transmission Oil: Gold) Note: Only use products recommended by Mercedes Benz. Approximate capacity.

Brake Fluid

0.53 QTS. (0.5 L) β€” Brake Fluid (DOT 4 plus) Note: Only use products recommended by Mercedes Benz.

Engine Coolant

10.30 QTS. (9.74 L) β€” MB Anticorrosion/Antifreeze Note: Only use products recommended by Mercedes Benz. Approximate capacity.

Engine Oil

8.90 QTS. (8.42 L) β€” MB Approved Synthetic Engine Oil - SAE 0W-30, 5W-30, 5W-40 or 0W-40 Note: Use Mercedes-Benz approved engine oil only. See bulletin No. S-0473-08B (Mercedes-Benz Factory Approved Service Products).

Transfer Case Fluid

0.72 QTS. (0.68 L) β€” MB Transfer Case Fluid Note: Only use products recommended by Mercedes Benz. Approximate capacity.

Notes

  • β†’Only use products recommended by Mercedes Benz. Approximate capacity.
  • β†’For further details see "Air conditioner specification label". Approximate capacity.
  • β†’Only use products recommended by Mercedes Benz.
  • β†’Use Mercedes-Benz approved engine oil only. See bulletin No. S-0473-08B (Mercedes-Benz Factory Approved Service Products).
  • β†’Reserve tank capacity: 3.2 gals.
Source: Factory service manual β€” 2021 Mercedes-Benz Gls450 2020-2022.

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Frequently Asked Questions

What are the fluid capacities for a 2021 Mercedes-Benz Gls450?
The 2021 Mercedes-Benz Gls450 fluid capacities are: Air Cond Compressor Oil: 3.90 OZS. (0.11 L) β€” PAG Oil Note: Only use products recommended by Mercedes Benz. Approximate capacity., Automatic Transmission Fluid: 10.57 QTS. (10 L) β€” Automatic Transmission Fluid D971 (Color of Transmission Oil: Gold) Note: Only use products recommended by Mercedes Benz. Approximate capacity., Brake Fluid: 0.53 QTS. (0.5 L) β€” Brake Fluid (DOT 4 plus) Note: Only use products recommended by Mercedes Benz., Engine Coolant: 10.30 QTS. (9.74 L) β€” MB Anticorrosion/Antifreeze Note: Only use products recommended by Mercedes Benz. Approximate capacity., Engine Oil: 8.90 QTS. (8.42 L) β€” MB Approved Synthetic Engine Oil - SAE 0W-30, 5W-30, 5W-40 or 0W-40 Note: Use Mercedes-Benz approved engine oil only. See bulletin No. S-0473-08B (Mercedes-Benz Factory Approved Service Products)., Transfer Case Fluid: 0.72 QTS. (0.68 L) β€” MB Transfer Case Fluid Note: Only use products recommended by Mercedes Benz. Approximate capacity..
How much engine oil does a 2021 Mercedes-Benz Gls450 take?
Engine oil capacity depends on the engine and whether the filter is changed. Check the applicable manual for your exact vehicle and service procedure before filling.