See also:

Use of Additives
With the exception of gas line antifreeze during winter months, do not add solvents, thickeners, or other store-bought additives to your vehicle's fuel, cooling, or lubricating systems. Overus ...

Safety Features
The S80 excels at safety. Before the little bubble above your head fills with the word "Duh," let me add that this Volvo has some breakthrough safety gizmos we hadn't seen until very rec ...

Warning light—driver braking required
Adaptive Cruise Control can exert brake force that is equivalent to approximately 40% of the vehicle's total braking capacity. In situations requiring more brake force than ACC can provide and ...