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 transmission. Both transmissions have manual-shift provisions.

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    Resetting
    Reset the sliding sunroof if it does not move smoothly. Turn the SmartKey to position 2 in the ignition lock. Raise the sliding sunroof fully at the rear. Keep the switch pressed for ano ...

    Interior
    The inside got an immediate thumbs-up from me. Our test car came with black ash wood trim, which looks a million times better than any brown wood trim. The car featured in the pictures to the righ ...

    Locking the vehicle (mechanical key)
    If the vehicle can no longer be locked with the SmartKey, use the mechanical key. •► Open the driver's door.•► Close the front-passenger door, the rear doors and the trunk lid/tailgat ...