1978 won Schlesser the French Formula 3 Championship.
In formula 1 1983, he succeeded not in the low March to qualify for the Grand Prix of France. Only at the Italian Grand Prix at Monza in 1988 took the Frenchman in Williams for the diseased part and Nigel Mansell drove of 22 on the grid to 11th place before. It was especially his collision with Ayrton Senna remembered.
From 1988 to 1991 Schlesser drove on Sauber-Mercedes in the World Sportscar Championship and 1988 Vice World Champion and 1989 and 1990 together with Mauro Baldi to the group -C Silver Arrows of Mercedes sports car world champion. Schlesser started seven times at the 24 Hours of Le Mans, while twice from pole position.
He won in 1999 and 2000 and in the current as the toughest rally raid Dakar Rally event in the world with proprietary Schlesser buggies. He currently participates in one of a GM engine driven Schlesser original X.223 at different rally-raid events such as the Africa Eco Race, which he won for the fourth time in a row in 2012. His current co-pilot of the Russian Konstantin Zhilstov.
- Schlesser is the nephew of 1968 at the GP of France fatally injured Jo Schlesser.
- In the first three parts of the French film series " Taxi" worked as a stunt driver with Schlesser.