Specifications include, but are not limited to: Parts Diagnosed this vehicle for the a/c not working at times, found the vehicle only had 0.4781b of freon and the system holds 2.1271bs of freon, recharged the system with dye and found that freon is leaking from the evaporator core. Needs replacement of the evaporator core.This is for a 2010 Dodge Ram VIN:3D7TT2CT1AG179657; Labor Diagnosed this vehicle for the a/c not working at times, found the vehicle only had 0.4781b of freon and the system holds 2.1271bs of freon, recharged the system with dye and found that freon is leaking from the evaporator core. Needs replacement of the evaporator core. This is for a 2010 Dodge Ram VIN:3D7TT2CT1AG179657; supplies Diagnosed this vehicle for the a/c not working at times, found the vehicle only had 0.4781b of freon and the system holds 2.1271bs of freon, recharged the system with dye and found that freon is leaking from the evaporator core. Needs replacement of the evaporator core. This is for a 201 Dodge ram VIN:3D7TT2CT1AG179657