See also:

Under the Hood
The base engine in the Regal is a 2.4-liter four-cylinder that makes 182 horsepower. Buyers looking for more power can select the optional turbocharged 2.0-liter four-cylinder that's rated at 220 ...

How to Inspect the Engine AirCleaner/Filter
To inspect the air cleaner/filter remove the filter from the vehicle and lightly shake the filter to release loose dust and dirt. If the filter remains caked with dirt, a new filter is required. ...

Setting a Value
1. Turn the Menu knob to change the current value of the setting. 2. Press SELECT to confirm the setting. ...