At 1638 hours Whiteford Volunteers were dispatched in the 3700 block of Ady Rd. for an MVA with Auto Fire. At 1639hrs. Chief 6 M691 EMS-1 called enroutefollowed by E613 at 1643hrs. Dispatch advised caller reporting a 3 vehicle MVA with 2 vehicles on fire and 2 patients. At 1640hrs. Chief 6 requested second EMS unit. At 1642hrs. Chief 6 arrived and reported 2 fully involved vehicles and requested a full engine assignment 3 additional EMS units. All occupants had exited the vehicles prior to arrival. Units arrived and found a total of 6 patients at location. E613 arrived and the crew deployed both 1 34 attack lines. At 1647hrs. Command requested Medi-Vac to the scene. A total of 5 patients priority 3 were transported to UCMC and 1 patient priority 1 transported to Shock Tramua by MSP Trooper 6. Additional EMS units from Co. 9 Darlington Sta. 57 Delta-Cardiff assisted at the scene. Command reported fire under control at 1656hrs. Units cleared at 1743hrs. Units C-6M691A691E613E612E611M992EMS-1A991M57-1Trooper 6MSP