See also:

Rear seat head restraints
WARNING For safety reasons, always drive with the rear head restraints in the upright position when the rear seats are occupied. Keep the area around head restraints clear of articles (e.g. c ...

Running the Numbers
Thanks to diesel engines' higher efficiency, the Bluetec achieves nearly the same EPA ratings as a Cadillac Escalade Hybrid. The figures are 27 percent better overall than those of the gas GL450, ...

Important safety notes
WARNING Severe conditions (e.g. strong air pollution) may require replacement of the filter before its scheduled replacement interval. A clogged filter will reduce the air volume to the inte ...