Horn
Press 
on the steering wheel
pad to sound the horn.
See also:
Some Other Rainy Weather Tips
• Besides slowing down, allow some extra
following distance. And be especially careful
when you pass another vehicle. Allow yourself
more clear room ahead, and be prepared to
have your view rest ...
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 ...
Engine Oil Additives / Engine Oil
Flushes
Do not add anything to the oil. The recommended oils
with the starburst symbol that meet GM Standard
GM6094M are all that is needed for good performance
and engine protection.
Engine oil system ...