Ben may already have this information but while I had my Stanton's book out I thought I would post what it says about the 351st Engineer General Service Regiment.
20 AUG 1942 Activated at Camp White Oregon
9 MAY 1943 Moved to Fort Lewis Washington
7-17 JULY 1943 Staged at Camp Kilmer New Jersey
17 JULY 1943 Departed New York
27 JULY 1943 Arrived in England
AUG 1944 Landed in France
12 AUG 1945 Arrived at Camp Shanks New York
18 AUG 1945 Relocated to Fort Lewis Washington
14 DEC 1945 Deactivated and absorbed into reorganization as 351st Engineer Construction Battalion
Campaigns: Northern France, Rhineland, Ardennes-Alsace
AUG 1945 Location: En route to Fort Lewis Washington via train from Camp Shanks New York
Have a good one.
Randy