Lengkepan kalimah di handap ieu: "Gunnel's first war patrol (19 October <unk> 7 December 1942) covered a passage from the United States to the United Kingdom, during which she participated in
Operasi "Torch", invasi Sekutu di Afrika Kalér. Salah sahiji tina genep kapal selam anu ditugaskeun ka Admiral Henry K. Hewitt's Western Naval Task Force, "Gunnel" ngalakukeun pengintaian di Fedhala 6 Nopémber 1942, 2 dinten sateuacan invasi, sareng dina D-day (8 Nopémber) ngadamel sinyal infra merah pikeun nungtun armada anu ngadeukeutan ka beachheads. Misi nu hasil, kapal selam ieu angkat ka Rosneath, Skotlandia, 7 Désémber pikeun ngeureunkeun patroli kahijina. "Dina jalan" ka imah, gear drive tina mesin HOR na gagal, maksa manehna pikeun ngalengkepan final dina diesel bantu na, ngarah ka overhaul utama di Portsmouth Naval Shipyard di Kittery, Maine.