The show 's theme song is " Low Rider " , performed by War . The theme plays in the opening credits and was present when the show aired on ABC as well as syndication , but was replaced in the DVD releases of all seasons except 1 episode due to licensing costs . At the 9th ALMA Awards in 2007 , George Lopez called the song the " Chicano National Anthem "
9th ALMA Awards
9th ALMA Awards
George Lopez (TV series)