Setting the center air vents

1. Center air vent, left
2. Center air vent, right
3. Center vent thumbwheel, right
4. Center vent thumbwheel, left
•► To open/close: turn thumbwheels 3 and 4 up or down.
See also:
Checking the coolant level
Only check the coolant level when the vehicle
is on a level surface and the engine has cooled
down.
Turn the SmartKey to position
2 in the ignition lock.
On vehicles with KEYLESS-GO, press th ...
Important safety notes
The coolant is a mixture of water and
antifreeze/corrosion inhibitor. It performs
the following tasks:
- corrosion protection
- antifreeze protection
- raising the boiling point
The engine coo ...
Modest Power
Throw in the upsized dimensions and standard all-wheel drive, and the E350
wagon is, well, portly. Its considerable 4,213-pound curb weight is greater than
the V-8 E550 4Matic sedan's. The wagon's ...
