After reaching his career high ranking in 2008, Luczak was diagnosed with a stress fracture of the pelvis after his loss to Jürgen Melzer at Roland Garros and was out for 14 weeks before returning to play against Chile in Davis Cup. Luczak stayed on in South America and played the Copa Petrobras series of challengers on the clay, where he won Montevideo beating Pablo Cuevas 6–3, 7–6 in the semis before getting a walkover from Nicolás Massú in the final. He won the Copa Petrobras Masters event where the best performers in the series play off where he beat Thomaz Bellucci.