SMELLED BURNING PLASTIC . . . FAINT AT FIRST, BUT KEPT GETTING STRONGER. PULLED OVER TO FIND THE PROBLEM AND SAW FLAMES COMING OUT OF THE SPEAKER IN THE LEFT REAR DOOR. HALF OF THE SPEAKER COVER WAS TOTALLY BURNED AWAY. POURED WATER ON THE FIRE TO PUT IT OUT. ALSO POURED WATER THROUGH WINDOW DOWN BEHIND THE DOOR PANEL TO MAKE SURE ANY FLAMES/SPARKS THAT WEREN'T VISIBLE WOULD BE EXTINGUISHED. *TR