Mercedes-Benz GLS550 Tire Pressure

Mercedes-Benz GLS550 models from 2017 to 2019 have recommended tire pressure of 38 psi to 50 psi based on model year, trim and original equipment tire size.

Mercedes-Benz GLS550 is a crossover offered in 1 trim and equipped with 1 original equipment tire size set. You can find recommended tire pressure for Mercedes-Benz GLS550 by model year, model trim or its original equipment tire size. Keep Mercedes-Benz GLS550 tires properly inflated at all times to enjoy a safe and comfortable drive.

Select Mercedes-Benz GLS550 year to see its original equipment tire sizes and corresponding tire inflation pressures.

2019 Mercedes-Benz GLS550 Tire Pressure

Recommended tire pressure for 2019 Mercedes-Benz GLS550 is 38 psi for front tires and 50 psi for rear tires.

Tire Size Front Tire Pressure Rear Tire Pressure
295/40R21 111W XL 38 psi 50 psi

2018 Mercedes-Benz GLS550 Tire Pressure

Recommended tire pressure for 2018 Mercedes-Benz GLS550 is 38 psi for front tires and 50 psi for rear tires.

Tire Size Front Tire Pressure Rear Tire Pressure
295/40R21 111V XL 38 psi 50 psi

2017 Mercedes-Benz GLS550 Tire Pressure

Recommended tire pressure for 2017 Mercedes-Benz GLS550 is 41 psi for front tires and 44 psi for rear tires.

Tire Size Front Tire Pressure Rear Tire Pressure
295/40R21 111V XL 41 psi 44 psi

Select Mercedes-Benz GLS550 trim to see its original equipment tire sizes and corresponding tire inflation pressures.

Tire Pressure for Mercedes-Benz GLS550 4Matic

Recommended tire inflation for Mercedes-Benz GLS550 4Matic is 38 psi to 41 psi for front tires and 44 psi to 50 psi for rear tires.

Tire Size Front Tire Pressure Rear Tire Pressure
295/40R21 111V XL 38 - 41 psi 44 - 50 psi

Recommended tire inflation for Mercedes-Benz GLS550 original equipment tire sizes with matching trims and model years.

Tire Size Front Tire Pressure Rear Tire Pressure
295/40R21 111V XL 38 - 41 psi 44 - 50 psi
Years: 2017 - 2019
Trims: 4Matic

What is the correct tire pressure for Mercedes-Benz GLS550?

Recommended tire pressure for Mercedes-Benz GLS550 tires is 38 psi to 50 psi, set by Mercedes-Benz manufacturer and based on model's original equipment tire size to optimize vehicle performance, fuel efficiency and safety.

Where do I find the recommended tire pressure for Mercedes-Benz GLS550?

Mercedes-Benz GLS550 recommended tire pressure can be found in owner's manual, on a tire placard on the side of driver's door or door jam, on the trunk lid, in the console or on the fuel door. Tire inflation will be listed in psi (pounds per square inch), bar or kPa (kilopascals).

How to check Mercedes-Benz GLS550 tire pressure?

To check Mercedes-Benz GLS550 tire pressure you will first need to determine its recommended tire pressure for the front and rear tires. Take off tire valve caps and use a tire pressure gauge to check tire inflation in every tire. Adjust Mercedes-Benz GLS550 tire pressure to its recommended levels. If overinflated, let some air out by pressing down the center plunger in the valve stem. If underinflated, add air with tire inflator. Recheck tire pressure to make sure all tires are properly inflated. Replace the valve stem caps. Make sure to check tire pressure when tires are "cold" and have not been driven for at least 3 hours. Remember that the front and rear tire pressures may differ.

What is proper tire pressure for Mercedes-Benz GLS550 replacement tires?

If you replace Mercedes-Benz GLS550 original equipment tires with non-stock tires that have different size or load capacity, new tires may require substantially different inflation pressures. Use our Replacement Tire Pressure Calculator to find proper tire inflation when switching to a different tire size.

What is optimal winter tire pressure for Mercedes-Benz GLS550?

Tire pressure fluctuates with ambient temperatures. When temperatures drop, Mercedes-Benz GLS550 tires may lose approximately 1 psi of air pressure for every 10 degree Fahrenheit decrease. During winter Mercedes-Benz GLS550 tires can be inflated 3 to 5 psi above the recommended tire pressure settings to compensate for lower temperatures. Do not overinflate above the maximum tire inflation pressure value indicated on tire sidewall. Make sure to check tire pressure regularly in the winter to keep tires properly inflated for a safe ride on snow and icy roads.

Is my Mercedes-Benz GLS550 equipped with Tire Pressure Monitoring System (TPMS)?

If your Mercedes-Benz GLS550 is built after 2007, it is most likely equipped with a Tire Pressure Monitoring System. Check owner's manual to see if your model has TPMS.

Why is my Mercedes-Benz GLS550 TPMS warning light on?

If Mercedes-Benz GLS550 TPMS warning light comes on and stays on, it means at least one of the tires is underinflated. If TPMS warning light goes on and off, fluctuating ambient temperatures may be the reason. If Mercedes-Benz GLS550 TPMS warning light flashes for 90 seconds when you start the vehicle and then remains illuminated, the TPMS is not functioning properly and you should have it serviced.

How to reset Mercedes-Benz GLS550 Tire Pressure Monitoring System?

To reset TPMS on Mercedes-Benz GLS550, follow the instructions in owner's manual. If TPMS will not reset, there may be a problem with tire pressure sensors.

All listed data and/or calculations are for informational purposes only. TirePressure.com does not warrant or make any representations regarding the accuracy of or the results of the use of this information. Always refer to vehicle owner's manual for recommended tire pressure settings. Never overinflate or overload a tire beyond its maximum capabilities listed on sidewall.