See also:

Turn signal indicator – trailer (certainmodels)
If you are towing a trailer, this light will flash simultaneously with the turn signals on the trailer. If the light does not flash when signaling, neither the trailer's turn signals nor the ve ...

Resetting
If the battery has been disconnected, the auto open function must be reset so that it will work properly. 1. Gently raise the front section of the button to close the window and hold it for one s ...

Towing a trailer
The maximum weights recommended by Volvo for trailers with brakes are shown in the table below. Recommended hitch tongue load: not more than 10% of the trailer's weight. The trailer load should ...