 On 27 August, 5th Armored was detached from the XV Corps and ordered to drive east to the Belgian border; the battalion left camp on the 30th and, passing through Paris, arrived on the border late on the night of 2 September.The battalion was reorganized and attached in its entirety to Combat Command R, before the division moved south to Sedan and eastwards to Luxembourg, crossing the border on 9 September and arriving at the German border on the 11th.On the 13th, the division began to push against the Siegfried Line fortifications around Wallendorf, aiming to push through to Bitburg.