| «1984-08» | USA East Grand Prix - III Detroit Grand Prix |
| 1984-06-24 | Detroit - 63 laps × 4.023 km : 253.449 km |
| Pos | Grid | Car | Driver | Constructor | Laps | Time / Gap | Interval | Points |
|---|---|---|---|---|---|---|---|---|
| 1 | 1 | 1 | Nelson Piquet | Brabham • BMW | 63 | 1:55:41.842 | 131.437 km/h | 9 |
| DSQ | 11 | 3 | Martin Brundle | Tyrrell • Ford Cosworth | 63 | +00.837 | +00.837 | |
| 2 | 5 | 11 | Elio de Angelis | Lotus • Renault | 63 | +32.638 | +31.801 | 6 |
| 3 | 23 | 2 | Teo Fabi | Brabham • BMW | 63 | +01:26.528 | +53.890 | 4 |
| 4 | 2 | 7 | Alain Prost | McLaren • TAG Porsche | 63 | +01:55.258 | +28.730 | 3 |
| 5 | 19 | 5 | Jacques Laffite | Williams • Honda | 62 | +1 lap | 2 | |
| 4 | 27 | Michele Alboreto | Ferrari | 49 | engine | |||
| 21 | 6 | Keke Rosberg | Williams • Honda | 47 | exhaust | |||
| 6 | 16 | Derek Warwick | Renault | 40 | gearbox | |||
| DSQ | 16 | 4 | Stefan Bellof | Tyrrell • Ford Cosworth | 33 | accident | ||
| 9 | 15 | Patrick Tambay | Renault | 33 | transmission | |||
| 20 | 9 | Philippe Alliot | RAM • Hart | 33 | accident | |||
| 10 | 8 | Niki Lauda | McLaren • TAG Porsche | 33 | electronics | |||
| 3 | 12 | Nigel Mansell | Lotus • Renault | 27 | gearbox | |||
| 13 | 18 | Thierry Boutsen | Arrows • BMW | 27 | engine | |||
| 12 | 26 | Andrea de Cesaris | Ligier • Renault | 24 | overheating | |||
| 17 | 20 | Johnny Cecotto | Toleman • Hart | 23 | clutch | |||
| 8 | 23 | Eddie Cheever | Alfa Romeo | 21 | engine | |||
| 7 | 19 | Ayrton Senna | Toleman • Hart | 21 | accident | |||
| 25 | 22 | Riccardo Patrese | Alfa Romeo | 20 | spin | |||
| 18 | 25 | François Hesnault | Ligier • Renault | 3 | collision | |||
| 26 | 24 | Piercarlo Ghinzani | Osella • Alfa Romeo | 3 | collision | |||
| 15 | 28 | René Arnoux | Ferrari | 2 | accident | |||
| 24 | 10 | Jonathan Palmer | RAM • Hart | 2 | tyre | |||
| 14 | 14 | Manfred Winkelhock | ATS • BMW | 0 | engine | |||
| 22 | 17 | Marc Surer | Arrows • Ford Cosworth | 0 | collision | |||
| DNQ | 21 | Huub Rothengatter | Spirit • Ford Cosworth |
Fastest lap - 01:46.221 - 136.346 km/h - Derek Warwick (lap 32)
Comments
Race red-flagged after lap 1 following an accident, restarted for the original distance.