PEOPLEErik Estrada: Through the yearsArizona RepublicLarry Wilcox (left) and Erik Estrada starred in "CHiPs" from 1977 to 1983.NBCErik Estrada in 1984.APPonch meets Ponch: Erik Estrada (left) and Michael Peña clown around at the premiere of "CHiPs" on March 20, 2017, in Hollywood.Frazer Harrison/Getty ImagesIn 1991, Erik Estrada took time to sign autographs for fans in Phoenix during the filming of "The Sounds of Silence," which was released the following year.Tom Story/The Arizona RepublicErik Estrada autographs a photo of himself for Norma Soules of Reno, Nevada, on Sept. 26, 2013.Andy Barron/Reno Gazette-JournalErik Estrada attends the premiere of "Planes: Fire & Rescue" on July 15, 2014, in Hollywood.Alberto E. Rodriguez/Getty ImagesErik Estrada in 1979.The Arizona Republic ArchivesErik Estrada gets a star on the Hollywood Walk of Fame on Hollywood Boulevard on April 19, 2007.Gabriel Bouys/AFP/Getty ImagesFormer 'CHiPs' star Erik Estrada meets St. Anthony, Idaho residents now that he's become a police reserve officer.Lisa Dayley-Smith/Rexburg Standard JournalErik Estrada promotes "The Surreal Life" on Jan. 13, 2004.Kevin Winter/Getty ImagesLarry Wilcox (left) and Erik Estrada reunited on Oct. 20, 1998, for an episode of "Live with Regis & Kathie Lee."Steve Friedman/APErik Estrada signs autographs for fans during the filming of a "CHiPs" episode in Los Angeles on Oct. 23, 1979.Associated PressErik Estrada in his prime days as a '70s TV hunk when he starred on "CHiPs."NBCErik Estrada discusses his shooting with a Muncie, Ind., policeman during filming of the CBS reality show "Armed & Famous" in Muncie, Indiana, on Dec. 4, 2006. The cast had firearms training as part of their performance as reserve officers.Tom Strickland/APErik Estrada (left) and Larry Wilcox star in the NBC series "CHiPs."NBCErik Estrada attends the premiere of "CHiPs" on March 20, 2017, in Hollywood.Frazer Harrison/Getty Images