Detroit Grand Prix
| Pos | Driver | Team | Q1 | Q2 | Q3 |
|---|
| Pos | Driver | Team | Grid | Time/Status | Points |
|---|---|---|---|---|---|
| 1 | Keke Rosberg | Williams | 5 | 1:55:39.851 | 9.0 |
| 2 | Stefan Johansson | Ferrari | 9 | +57.549 | 6.0 |
| 3 | Michele Alboreto | Ferrari | 3 | +1:03.170 | 4.0 |
| 4 | Stefan Bellof | Tyrrell | 19 | +1:06.225 | 3.0 |
| 5 | Elio de Angelis | Team Lotus | 8 | +1:26.966 | 2.0 |
| 6 | Nelson Piquet | Brabham | 10 | +1 Lap | 1.0 |
| 7 | Thierry Boutsen | Arrows | 21 | +1 Lap | |
| 8 | Marc Surer | Brabham | 11 | +1 Lap | |
| 9 | Eddie Cheever | Alfa Romeo | 7 | +2 Laps | |
| 10 | Andrea de Cesaris | Ligier | 17 | +2 Laps | |
| 11 | Gerhard Berger | Arrows | 24 | +3 Laps | |
| 12 | Jacques Laffite | Ligier | 16 | +5 Laps | |
| R | Ayrton Senna | Team Lotus | 1 | Accident | |
| R | Martin Brundle | Tyrrell | 18 | Accident | |
| R | Philippe Alliot | RAM | 23 | Accident | |
| R | Nigel Mansell | Williams | 2 | Accident | |
| R | Alain Prost | McLaren | 4 | Brakes | |
| R | Riccardo Patrese | Alfa Romeo | 14 | Electrical | |
| R | Derek Warwick | Renault | 6 | Transmission | |
| R | Patrick Tambay | Renault | 15 | Accident | |
| R | Pierluigi Martini | Minardi | 25 | Engine | |
| R | Niki Lauda | McLaren | 12 | Brakes | |
| R | Teo Fabi | Toleman | 13 | Clutch | |
| R | Manfred Winkelhock | RAM | 20 | Turbo | |
| R | Piercarlo Ghinzani | Osella | 22 | Accident |
| Pos | Driver | Team | Grid | Time/Status | Points |
|---|