Capacities
Vehicle model Capacity Fuel, coolant,
lubricants, etc.
Engine oil and
filter
G 550 9.5 US qt (9.0 l) Approved engine
oils
G 55 AMG 9.0 US qt (8.5 l)
Power steering
All models Approx. 1.06 US qt (1.0 l) MB power steering
fluid or approved
Dexron III ATF
Cooling system
G 550 Approx. 12.8 US qt (12.1 l) MB 325.0 corrosion
inhibitor/antifreeze
agent
G 55 AMG Approx. 13.4 US qt (12.7 l)
Tank capacity
G 550 25.4 US gal (96.0 l) Unleaded gasoline
(at least 91 octane;
average value of
96 RON/86 MON)
G 55 AMG 25.1 US gal (95.0 l)
Reserve
All models Approx. 5.3 US gal (20.0 l)
Automatic
climate control
All models — Refrigerant R134a
and special PAG
lubricant (never
R12)
Windshield/
headlamp
cleaning
system
All models 7.4 US qt (7.0 l) MB windshield
washer
concentrate
21
( Y page 277)
Mixing ratio for
washer fluid
(Y page 277) Fuel
Important safety notes G
WARNING
Gasoline is highly flammable and poisonous.
It burns violently and can cause serious
personal injury.
Never allow sparks, flames or smoking
materials near gasoline.
Turn off the engine before refueling. Whenever you are around gasoline, avoid
inhaling fumes and any skin or clothing
contact.
Direct skin contact with fuels and the
inhalation
of
fuel vapors are damaging to your
health.
Premium-grade unleaded gasoline !
To ensure the longevity and full
performance of the engine, only premium-
grade unleaded gasoline may be used.
21 Mixed with water or premixed washer fluid with antifreeze protection. Service products and capacities
273
Technical data Z