See also:

Ride & Handling
The GL has a unibody frame — rare among full-size SUVs — and its four-wheel-independent air suspension swaps traditional coil springs for inflatable air bladders. Its ride height can be varied to ...

Problems with the seat heating
The seat heating has switched off prematurely or cannot be switched on. The vehicle's electrical system voltage is too low because too many electrical consumers are switched on. - Switch off ...

Adding engine oil
WARNING If engine oil comes into contact with hot engine parts, it may ignite and you could burn yourself. Do not spill any engine oil on hot engine parts. Environmental note When adding oi ...