A driver crashed into the front bedroom of a home in Normal Heights while someone was sleeping inside.
It happened about 12:20 Monday morning, at Meade Avenue, near 40th Street.
No one inside was injured.
San Diego police said officers were able to quickly track down the driver, in part because of a bicyclist.
He saw the car's bumper on El Cajon Boulevard and 33th Street.
Police officers arrested the driver nearby, on charges of driving under the influence and misdemeanor hit-and-run.
No other information was available.