2011 Mercedes GL-Class Owner's Manual - Page 322

320 Flat tire Do not tighten the wheel bolts when the vehicle is raised. Otherwise, the vehicle could fall off the jack. X Tighten the wheel bolts until they are finger-tight. X Unscrew the alignment bolt. X Tighten the last wheel bolt until it is fingertight. Lowering the vehicle X Roadside assistance 1 Wheel bolts for 19", 20" and 21" wheels 2 Wheel bolts for the "Minispare" Place the ratchet ring spanner onto the hexagon nut of the jack so that the letters AB are visible. X Turn the ratchet ring spanner until the vehicle is once again standing firmly on the ground. X Place the jack to one side. emergency spare wheel ! Always use wheel bolts ; to mount the "Minispare" emergency spare wheel. Using other wheel bolts to mount the "Minispare" emergency spare wheel could damage the brake system. G Warning Make sure to use the original length wheel bolts when remounting the original wheel after it has been repaired. X X Clean the wheel and wheel hub contact surfaces. Tighten the wheel bolts evenly in a crosswise pattern in the sequence indicated (: to A). The tightening torque must be 110 lb-ft (150 Nm). ! To prevent damage to the paintwork, hold the wheel securely against the wheel hub while screwing in the first wheel bolt. G Warning! Have the tightening torque checked immediately after a wheel is changed. The wheels could come loose if they are not tightened to a torque of 110 lb-ft (150 Nm). X Turn the jack back to its initial position and store it together with the rest of the vehicle tool kit in the cargo compartment. Wrap the faulty wheel in the protective film included with the emergency spare wheel Vehicles with an emergency spare wheel: X X Slide the emergency spare wheel onto the alignment bolt and push it on.