Mercedes-Benz GL-Class 2012 Owners Manual - Manual (Page 373)

Capacities
Vehicle model Capacity Fuel, coolant,
lubricants etc.
Engine oil and
filter
GL 350 BlueTEC 9.0 US qt (8.5 l) Approved engine
oils
GL 450
GL 550 9.5 US qt (9.0 l)
Power steering All models Approximately 1.1 US qt
(1.0 l) MB power steering
fluid or approved
Dexron III ATF
Cooling system GL 350 BlueTEC Approximately 10.0 US qt
(9.5 l) MB 326.0 corrosion
inhibitor/antifreeze
agent
GL 450
GL 550 Approximately 12.7 US qt
(12.0 l)
Tank capacity All models 26.4 US gal (100.0 l) Gasoline engines:
premium-grade
unleaded gasoline
(at least 91 octane,
average value
between 96 RON/
86 MON)
Diesel engines:
ULTRA-LOW
SULFUR HIGHWAY
DIESEL FUEL (ULSD,
maximum sulfur
content 15 ppm)
Reserve All models Approximately 3.4 US gal
(13.0 l)
DEF tank GL 350 BlueTEC 8.3 US gal (31.7 l) DEF in accordance
with ISO 22241
Service products and capacities
371
Technical data
Z