See also:

Emission inspection readiness
What is an Onboard Diagnostic System (OBD II)? OBD II is part of your vehicle's computerized engine management system. It stores diagnostic information about your vehicle's emission control ...

Demanding driving
In demanding driving conditions, such as operating the vehicle in hot weather, towing a trailer, or driving for extended periods at higher altitudes than normal, it may be advisable to switch ...

Under the Hood
The XC70's turbocharged 2.5-liter inline-five-cylinder delivers 208 horsepower and 236 pounds-feet of torque. Volvo's standard Geartronic five-speed-automatic transmission has a feature that permi ...