Philadelphia Fire Department ambulance erupts in flames. Walter Perez reports during Action News at 11 p.m. on August 24, 2019.PHILADELPHIA (WPVI) -- A Philadelphia Fire Department ambulance became engulfed in flames on the Schuylkill Expressway Saturday afternoon.It happened before 4:30 p.m. on I-76 westbound around Montgomery Drive. An Action News viewer sent us a video from the scene.There were no injuries reported.One lane on the eastbound side was closed for an hour. Report a correction or typo