See also:

Additives
Do not use any additives in the engine oil. This could damage the engine. ...

Top Tether
WARNING Always lock the rear seat backrests in their upright position when the rear seats are occupied by passengers. Lock the rear seat backrests in their upright position before installing ...

Under the Hood
The CLS500 gets a 302-hp, 5.0-liter V-8 that works with a seven-speed-automatic transmission. The CLS55 AMG has a 469-hp, supercharged 5.5-liter V-8 that's connected to a five-speed-automatic tran ...