Date change for Petit Le Mans and confirmation of San Diego date.<p>----------------------------------------------------------------------------<br>American Le Mans Series <br>1999 Schedule - Revised 12/4/98 <p>March 20 <br>12 Hours of Sebring <br>Sebring International Raceway <br>Sebring, FL <br>ESPN & ESPN2 (Live) <p>April 18 <br>Road Atlanta <br>Braselton, GA <br>CNBC (Live) <p>June 27 <br>Mosport International Raceway <br>Bowmanville, Ontario, Canada <br>CNBC (Live) <p>July 25 <br>Sears Point Raceway <br>Sonoma, CA <br>NBC (Live) <p>August 1 <br>Portland International Raceway <br>Portland, OR <br>NBC (Live) <p>September 18 <br>Petit Le Mans <br>Road Atlanta <br>Braselton, GA <br>NBC (9/19) <p>October 10 <br>Laguna Seca Raceway <br>Monterey, CA <br>CNBC (Live) <p>November 7 <br>San Diego Grand Prix <br>San Diego, CA <br>CNBC (Live) <p>Schedule is subject to change <br>