On 24 June 1144, in León, García married Urraca, called La Asturiana (the Asturian), illegitimate daughter of Alfonso VII, to strengthen his relationship with his overlord.
Pada tanggal 24 Juni 1144, di León, Garcia menikahi Urraca, disebut La Asturiana (orang Asturia), putri tidak sah Alfonso VII, untuk memperkuat hubungannya dengan tuannya.