Climate control
See also:
Checking the coolant level
1. Do not open the hood until the engine has
cooled down.
2. Turn the expansion tank cap counterclockwise
slightly to allow any accumulated pressure
to escape; then continue turning to
open.
...
1975: the first generation - premiere as a two-door sedan with high-output
four-cylinder engines
The presentation of the first BMW 3-Series in July 1975 saw BMW write a new
chapter into the automotive history books. The two-door sedan wasted no time in
leaving its own distinctive stamp on the ...
Activating HDC
Press the button; the LED above
the button
lights up. ...
