Arnoux moved to Surtees for the last two races of the season, but once again found himself in a team on the edge of failure. In his two races for the team, his best finish was his debut where he placed 9th at Watkins Glen for the United States Grand Prix. He qualified the Surtees TS20 in 21st place at Watkins Glen, while teammate Beppe Gabbiani failed to qualify. His last race for the team in Canada saw him qualify 16th but retire just after half distance when the Ford DFV engine failed. Surtees wanted to sign Arnoux on a permanent basis, but he secured a seat with Renault for .