The 1984 Detroit Grand Prix was Round 8 of the 1984 FIA Formula 1 World Championship. The event was held on the streets of Detroit in Michigan, United States on Sunday, 24 June 1984. Nelson Piquet started on pole position in the Brabham BMW and was the race winner.
1984 Detroit Grand Prix III Race Result
| Pos. | No. | Driver | Nationality | Team | Tyre | Laps | Time/Retired | Race Time | Gap | Interval | Best Lap | Lap | Speed | Started | Points |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | Nelson Piquet | Brazil | Brabham BMW | Michelin | 63 | 1:55:41.842 | 1:55:41.842 | - | - | 1:47.050 | 30 | 131.450 | 1 | 9 |
| 2 | 11 | Elio de Angelis | Italy | Lotus Renault | Goodyear | 63 | +32.638 | 1:56:14.480 | +32.638 | +32.638 | 1:47.662 | 33 | 130.835 | 5 | 6 |
| 3 | 2 | Teo Fabi | Italy | Brabham BMW | Michelin | 63 | +1:26.528 | 1:57:08.370 | +1:26.528 | +53.890 | 1:48.232 | 20 | 129.831 | 23 | 4 |
| 4 | 7 | Alain Prost | France | McLaren TAG | Michelin | 63 | +1:55.258 | 1:57:37.100 | +1:55.258 | +28.730 | 1:47.074 | 20 | 129.303 | 2 | 3 |
| 5 | 5 | Jacques Laffite | France | Williams Honda | Goodyear | 62 | +1 lap | 1:57:18.068 | +1 lap | +1 lap | 1:48.146 | 27 | 127.595 | 19 | 2 |
| DSQ | 3 | Martin Brundle | Great Britain | Tyrrell Ford | Goodyear | 63 | Disqualified | 1:55:42.679 | 1:47.037 | 23 | 131.434 | 11 | |||
| DNF | 27 | Michele Alboreto | Italy | Ferrari | Goodyear | 49 | Engine | 1:29:33.100 | 1:47.563 | 31 | 132.089 | 4 | |||
| DNF | 6 | Keke Rosberg | Finland | Williams Honda | Goodyear | 47 | Turbo | 1:26:35.699 | 1:47.415 | 26 | 131.023 | 21 | |||
| DNF | 16 | Derek Warwick | Great Britain | Renault | Michelin | 40 | Gearbox | 1:13:29.412 | 1:46.221 | 32 | 131.393 | 6 | |||
| DSQ | 4 | Stefan Bellof | Germany | Tyrrell Ford | Goodyear | 33 | Accident | 1:00:38.265 | 1:46.778 | 21 | 131.375 | 16 | |||
| DNF | 15 | Patrick Tambay | France | Renault | Michelin | 33 | Transmission | 1:01:23.595 | 1:46.739 | 29 | 129.759 | 9 | |||
| DNF | 9 | Philippe Alliot | France | RAM Hart | Pirelli | 33 | Brakes | 1:04:13.265 | 1:51.147 | 20 | 124.045 | 20 | |||
| DNF | 8 | Niki Lauda | Austria | McLaren TAG | Michelin | 33 | Electrical | 1:26:12.110 | 1:47.192 | 27 | 92.414 | 10 | |||
| DNF | 12 | Nigel Mansell | Great Britain | Lotus Renault | Goodyear | 27 | Gearbox | 49:28.623 | 1:46.921 | 13 | 131.735 | 3 | |||
| DNF | 18 | Thierry Boutsen | Belgium | Arrows BMW | Goodyear | 27 | Engine | 49:38.922 | 1:47.561 | 24 | 131.280 | 13 | |||
| DNF | 26 | Andrea de Cesaris | Italy | Ligier Renault | Michelin | 24 | Overheating | 55:55.490 | 1:47.670 | 17 | 103.597 | 12 | |||
| DNF | 20 | Johnny Cecotto | Venezuela | Toleman Hart | Michelin | 23 | Clutch | 44:13.073 | 1:49.270 | 10 | 125.566 | 17 | |||
| DNF | 23 | Eddie Cheever | United States | Alfa Romeo | Goodyear | 21 | Engine | 38:36.148 | 1:48.553 | 20 | 131.325 | 8 | |||
| DNF | 19 | Ayrton Senna | Brazil | Toleman Hart | Michelin | 21 | Accident | 38:51.847 | 1:47.444 | 20 | 130.441 | 7 | |||
| DNF | 22 | Riccardo Patrese | Italy | Alfa Romeo | Goodyear | 20 | Spun Off | 39:24.254 | 1:47.684 | 19 | 122.526 | 25 | |||
| DNF | 25 | Francois Hesnault | France | Ligier Renault | Michelin | 3 | Accident | 5:58.551 | 1:53.579 | 2 | 121.189 | 18 | |||
| DNF | 24 | Piercarlo Ghinzani | Italy | Osella Alfa Romeo | Pirelli | 3 | Accident | 5:58.632 | 1:53.489 | 2 | 121.162 | 23 | |||
| DNF | 28 | René Arnoux | France | Ferrari | Goodyear | 2 | Accident | 4:00.958 | 1:52.636 | 2 | 120.222 | 15 | |||
| DNF | 10 | Jonathan Palmer | Great Britain | RAM Hart | Pirelli | 2 | Tyre | 4:13.367 | 1:57.367 | 2 | 114.334 | 24 | |||
| DNF | 14 | Manfred Winkelhock | Germany | ATS BMW | Pirelli | Engine | 14 | ||||||||
| DNF | 17 | Marc Surer | Switzerland | Arrows BMW | Goodyear | Accident | 22 | ||||||||
| DNQ | 21 | Huub Rothengatter | Netherlands | Spirit Hart | Pirelli |