Mercedes-Benz GL-Class, X164 (USA / CAN)
Brake fluid capacity & service interval
Mercedes-Benz GL-Class, X164 (USA / CAN) requires 0,8 liter of brake fluid. The service interval for fluid replacement is 24 months. The data covers 5 configurations.
The configuration chart below lists fill volumes and service intervals for each engine and trim variant.
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Additional Notes
- The Mercedes-Benz GL-Class X164 brake fluid capacity is 0.8 liter across all listed configurations, which is a typical reservoir and line fill volume for a hydraulic brake system with ABS rather than a full system overhaul quantity.
- The GL 450 4MATIC (164.871) carries the same 0.8-liter capacity and 24-month change interval across all three of its production spans: 2006-2007, 2007-2009, and 2009-2012.
- The GL 550 4MATIC (164.886), covering 2007-2009 and 2009-2012, shares the identical 0.8-liter capacity and 24-month service interval as the GL 450 4MATIC.
- A 24-month change interval for brake fluid is tied to normal use conditions in all five rows, meaning the interval applies under standard driving circumstances rather than severe or demanding operating conditions.
- Brake fluid change intervals measured in time rather than mileage reflect the hygroscopic nature of brake fluid, which absorbs moisture from the atmosphere over time regardless of how many miles a vehicle has been driven.
- The 0.8-liter figure applies specifically to the hydraulic brake system with ABS, as noted in each row, indicating the capacity accounts for the ABS modulator and associated hydraulic lines in addition to the master cylinder reservoir.