Robbie Buhl
| Runda | Tor | Data | Kierowca | Pojazd | Zespół |
|---|---|---|---|---|---|
| 1 | Miami | 1989.03.05 | Mondiale - Saab |  | |
| 2 | Road Atlanta | 1989.04.02 | Mondiale - Saab | | |
| 3 | West Palm Beach | 1989.04.23 | Mondiale - Saab | | |
| 4 | Lime Rock Park | 1989.05.29 | Mondiale - Saab | | |
| 5 | Mid-Ohio | 1989.06.04 | Mondiale - Saab | | |
| 6 | Watkins Glen | 1989.07.02 | Mondiale - Saab | | |
| 7 | Road America | 1989.07.16 | Mondiale - Saab | | |
| 8 | Portland | 1989.07.30 | Mondiale - Saab | | |
| 9 | Heartland Park | 1989.08.13 | Mondiale - Saab | | |
| 10 | Sears Point | 1989.09.10 | Mondiale - Saab | | |
| 11 | Tampa | 1989.10.01 | Mondiale - Saab | | |
| 12 | Del Mar | 1989.10.22 | Mondiale - Saab | |
