Detroit Grand Prix Circuit
Grand Prix of USA-Detroit |
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| Pos | No | Driver | Car-engine | Time/Delay | Reason |
| 1 | 12 | Ayrton Senna | McLaren MP4/4-Honda | 1:54'56.035 | - |
| 2 | 11 | Alain Prost | McLaren MP4/4-Honda | +38.713 | - |
| 3 | 20 | Thierry Boutsen | Benetton B188/Ford | +1 lap | - |
| 4 | 22 | Andrea de Cesaris | Rial ARC1-88/Ford | +1 lap | - |
| 5 | 3 | Jonathan Palmer | Tyrrell 017/Ford | +1 laps | - |
| 6 | 23 | Pierluigi Martini | Minardi M188/Ford | +1 lap | - |
| 7 | 29 | Yannick Dalmas | Lola LC88/Ford | +2 laps | - |
| 8 | 36 | Alex Caffi | Dallara F188B/Ford | +2 laps | - |
| 9 | 4 | Julian Bailey | Tyrrell 017/Ford | 59 laps | Spun off |
| | 24 | Luis Perez-Sala | Minardi M188/Ford | 54 laps | Gearbox |
| | 30 | Philippe Alliot | Lola LC88/Ford | 46 laps | Halfshaft |
| | 33 | Stefano Modena | Euro Brun ER188/Ford | 46 laps | Spun off |
| | 27 | Michele Alboreto | Ferrari F187/88C | 45 laps | Accident |
| | 25 | Rene Arnoux | Ligier JS31/Judd | 45 laps | Overheating |
| | 15 | Mauricio Gugelmin | March 881/Judd | 34 laps | Engine |
| | 6 | Riccardo Patrese | Williams FW12/Judd | 26 laps | Engine |
| | 1 | Nelson Piquet | Lotus 100T/Honda | 26 laps | Spun off |
| | 32 | Oscar Larrauri | Euro Brun ER188/Ford | 26 laps | Gearbox |
| | 17 | Derek Warwick | Arrows A10B/Megatron | 24 laps | Spun off |
| | 5 | Nigel Mansell | Williams FW12/Judd | 18 laps | Engine |
| | 14 | Philippe Streiff | AGS JH23/Ford | 15 laps | Suspension |
| | 19 | Alessandro Nannini | Benetton B188/Ford | 14 laps | Suspension |
| | 18 | Eddie Cheever | Arrows A10B/Megatron | 14 laps | Electrical |
| | 21 | Nicola Larini | Osella FA1L/Alfa Romeo | 7 laps | Engine |
| | 28 | Gerhard Berger | Ferrari F187/88C | 6 laps | Puncture |
| | 26 | Stefan Johansson | Ligier JS31/Judd | 2 laps | Overheating |
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| Lap Leaders |
| | Ayrton Senna | 1-63 |
| Pos | No | Driver | Car-engine | Time/Delay | Reason |
| 1 | 12 | Ayrton Senna | Lotus 99T/Honda | 1:50'16.358 | - |
| 2 | 6 | Nelson Piquet | Williams FW11B/Honda | +33.819 | - |
| 3 | 1 | Alain Prost | McLaren MP4/3-TAG | +45.327 | - |
| 4 | 28 | Gerhard Berger | Ferrari F187 | +1'02.601 | - |
| 5 | 5 | Nigel Mansell | Williams FW11B/Honda | +1 lap | - |
| 6 | 18 | Eddie Cheever | Arrows A10/Megatron | +3 laps | - |
| 7 | 2 | Stefan Johansson | McLaren MP4/3-TAG | +3 laps | - |
| 8 | 10 | Christian Danner | Zakspeed 871 | +3 laps | - |
| 9 | 7 | Riccardo Patrese | Brabham BT56/BMW | +3 laps | - |
| 10 | 25 | Rene Arnoux | Ligier JS29B/Megatron | +3 laps | - |
| 11 | 3 | Jonathan Palmer | Tyrrell 016/Ford | +3 laps | - |
| 12 | 14 | Pascal Fabre | AGS JH22/Ford | +5 laps | - |
| | 20 | Thierry Boutsen | Benetton B187/Ford | 52 laps | Brakes |
| | 26 | Piercarlo Ghinzani | Ligier JS29B/Megatron | 51 laps | Clutch |
| | 4 | Philippe Streiff | Tyrrell 016/Ford | 44 laps | Wheel |
| | 30 | Philippe Alliot | Lola LC87/Ford | 38 laps | Accident |
| | 27 | Michele Alboreto | Ferrari F187 | 25 laps | Gearbox |
| | 24 | Alessandro Nannini | Minardi M187/Motori Moderni | 22 laps | Gearbox |
| | 9 | Martin Brundle | Zakspeed 861 | 16 laps | Turbo |
| | 17 | Derek Warwick | Arrows A10/Megatron | 12 laps | Accident |
| | 16 | Ivan Capelli | March 871/Ford | 9 laps | Electrical |
| | 19 | Teo Fabi | Benetton B187/Ford | 6 laps | Accident |
| | 21 | Alex Caffi | Osella FA1/Alfa Romeo | 3 laps | Transmission |
| | 8 | Andrea de Cesaris | Brabham BT56/BMW | 2 laps | Gearbox |
| | 23 | Adrian Campos | Minardi M187/Motori Moderni | 1 lap | Accident |
| | 11 | Satoru Nakajima | Lotus 99T/Honda | 0 laps | Accident |
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| Lap Leaders |
| | Nigel Mansell | 1-33 |
| | Ayrton Senna | 34-63 |
| Pos | No | Driver | Car-engine | Time/Delay | Reason |
| 1 | 12 | Ayrton Senna | Lotus 98T/Renault | 1:51'12.847 | - |
| 2 | 26 | Jacques Laffite | Ligier JS27/Renault | +31.017 | - |
| 3 | 1 | Alain Prost | McLaren MP4/2C-TAG | +31.824 | - |
| 4 | 27 | Michele Alboreto | Ferrari 186C | +1'30.936 | - |
| 5 | 5 | Nigel Mansell | Williams FW11/Honda | +1 lap | - |
| 6 | 7 | Riccardo Patrese | Brabham BT55/BMW | +1 lap | - |
| 7 | 11 | Johnny Dumfries | Lotus 98T/Renault | +2 laps | - |
| 8 | 14 | Jonathan Palmer | Zakspeed 861 | +2 laps | - |
| 9 | 4 | Philippe Streiff | Tyrrell 015/Renault | +2 laps | - |
| 10 | 8 | Derek Warwick | Brabham BT55/BMW | +3 laps | - |
| | 17 | Christian Danner | Arrows A8/BMW | 51 laps | Electrical |
| | 25 | Rene Arnoux | Ligier JS27/Renault | 46 laps | Accident |
| | 18 | Thierry Boutsen | Arrows A8/BMW | 44 laps | Accident |
| | 23 | Andrea de Cesaris | Minardi M185B/Motori Moderni | 43 laps | Gearbox |
| | 6 | Nelson Piquet | Williams FW11/Honda | 41 laps | Accident |
| | 28 | Stefan Johansson | Ferrari 186C | 40 laps | Electrical |
| | 19 | Teo Fabi | Benetton B186/BMW | 38 laps | Gearbox |
| | 16 | Eddie Cheever | Lola THL2/Ford | 37 laps | Steering |
| | 15 | Alan Jones | Lola THL2/Ford | 33 laps | Steering |
| | 22 | Allen Berg | Osella FA1F/Alfa Romeo | 28 laps | Electrical |
| | 3 | Martin Brundle | Tyrrell 015/Renault | 15 laps | Electrical |
| | 21 | Piercarlo Ghinzani | Osella FA1G/Alfa Romeo | 14 laps | Turbo |
| | 2 | Keke Rosberg | McLaren MP4/2C-TAG | 12 laps | Transmission |
| | 20 | Gerhard Berger | Benetton B186/BMW | 8 laps | Engine |
| | 24 | Alessandro Nannini | Minardi M185B/Motori Moderni | 3 laps | Turbo |
| | 29 | Huub Rothengatter | Zakspeed 861 | 0 laps | Electrical |
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| Lap Leaders |
| | Ayrton Senna | 1-1 |
| | Nigel Mansell | 2-7 |
| | Ayrton Senna | 8-13 |
| | Rene Arnoux | 14-17 |
| | Jacques Laffite | 18-30 |
| | Nelson Piquet | 31-38 |
| | Ayrton Senna | 39-63 |
| Pos | No | Driver | Car-engine | Time/Delay | Reason |
| 1 | 6 | Keke Rosberg | Williams FW10/Honda | 1:55'39.851 | - |
| 2 | 28 | Stefan Johansson | Ferrari 156-85 | +57.549 | - |
| 3 | 27 | Michele Alboreto | Ferrari 156-85 | +1'03.170 | - |
| 4 | 4 | Stefan Bellof | Tyrrell 012/Ford | +1'06.225 | - |
| 5 | 11 | Elio de Angelis | Lotus 97T/Renault | +1'26.966 | - |
| 6 | 7 | Nelson Piquet | Brabham BT54/BMW | +1 lap | - |
| 7 | 18 | Thierry Boutsen | Arrows A8/BMW | +1 lap | - |
| 8 | 8 | Marc Surer | Brabham BT54/BMW | +1 lap | - |
| 9 | 23 | Eddie Cheever | Alfa Romeo 185T | +2 laps | - |
| 10 | 25 | Andrea de Cesaris | Ligier JS25/Renault | +2 laps | - |
| 11 | 17 | Gerhard Berger | Arrows A8/BMW | +3 laps | - |
| 12 | 26 | Jacques Laffite | Ligier JS25/Renault | +5 laps | - |
| | 12 | Ayrton Senna | Lotus 97T/Renault | 51 laps | Accident |
| | 3 | Martin Brundle | Tyrrell 012/Ford | 30 laps | Accident |
| | 10 | Philippe Alliot | RAM 03/Hart | 27 laps | Accident |
| | 5 | Nigel Mansell | Williams FW10/Honda | 26 laps | Accident |
| | 2 | Alain Prost | McLaren MP4/2B-TAG | 19 laps | Brakes |
| | 22 | Riccardo Patrese | Alfa Romeo 185T | 19 laps | Electrical |
| | 16 | Derek Warwick | Renault RE60 | 18 laps | Transmission |
| | 15 | Patrick Tambay | Renault RE60 | 15 laps | Accident |
| | 29 | Pierluigi Martini | Minardi M185/Motori Moderni | 11 laps | Engine |
| | 1 | Niki Lauda | McLaren MP4/2B-TAG | 10 laps | Brakes |
| | 19 | Teo Fabi | Toleman TG185/Hart | 4 laps | Clutch |
| | 9 | Manfred Winkelhock | RAM 03/Hart | 3 laps | Turbo |
| | 24 | Piercarlo Ghinzani | Osella FA1G/Alfa Romeo | 0 laps | Accident |
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| Lap Leaders |
| | Ayrton Senna | 1-7 |
| | Keke Rosberg | 8-63 |
| Pos | No | Driver | Car-engine | Time/Delay | Reason |
| 1 | 1 | Nelson Piquet | Brabham BT53/BMW | 1:55'41.842 | - |
| 2 | 11 | Elio de Angelis | Lotus 95T/Renault | +32.638 | - |
| 3 | 2 | Teo Fabi | Brabham BT53/BMW | +1'26.528 | - |
| 4 | 7 | Alain Prost | McLaren MP4/2-TAG | +1'55.258 | - |
| 5 | 5 | Jacques Laffite | Williams FW09/Honda | +1 lap | - |
| | 3 | Martin Brundle | Tyrrell 012/Ford | 63 laps | Disqualified |
| | 27 | Michele Alboreto | Ferrari 126C4 | 49 laps | Engine |
| | 6 | Keke Rosberg | Williams FW09/Honda | 47 laps | Turbo |
| | 16 | Derek Warwick | Renault RE50 | 40 laps | Gearbox |
| | 4 | Stefan Bellof | Tyrrell 012/Ford | 33 laps | Accident |
| | 15 | Patrick Tambay | Renault RE50 | 33 laps | Transmission |
| | 9 | Philippe Alliot | RAM 02/Hart | 33 laps | Brakes |
| | 8 | Niki Lauda | McLaren MP4/2-TAG | 33 laps | Electrical |
| | 12 | Nigel Mansell | Lotus 95T/Renault | 27 laps | Gearbox |
| | 18 | Thierry Boutsen | Arrows A7/BMW | 27 laps | Engine |
| | 26 | Andrea de Cesaris | Ligier JS23/Renault | 24 laps | Overheating |
| | 20 | Johnny Cecotto | Toleman TG184/Hart | 23 laps | Clutch |
| | 23 | Eddie Cheever | Alfa Romeo 184 | 21 laps | Engine |
| | 19 | Ayrton Senna | Toleman TG184/Hart | 21 laps | Accident |
| | 22 | Riccardo Patrese | Alfa Romeo 184 | 20 laps | Spun off |
| | 25 | Francois Hesnault | Ligier JS23/Renault | 3 laps | Accident |
| | 24 | Piercarlo Ghinzani | Osella FA1F/Alfa Romeo | 3 laps | Accident |
| | 28 | Rene Arnoux | Ferrari 126C4 | 2 laps | Accident |
| | 10 | Jonathan Palmer | RAM 02/Hart | 2 laps | Tyre |
| | 14 | Manfred Winkelhock | ATS D7/BMW | 0 laps | Engine |
| | 17 | Marc Surer | Arrows A7/Ford | 0 laps | Accident |
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| Lap Leaders |
| | Nelson Piquet | 1-63 |
| Pos | No | Driver | Car-engine | Time/Delay | Reason |
| 1 | 3 | Michele Alboreto | Tyrrell 011/Ford | 1:50'53.669 | - |
| 2 | 1 | Keke Rosberg | Williams FW08/Ford | +7.702 | - |
| 3 | 7 | John Watson | McLaren MP4/1C-Ford | +9.283 | - |
| 4 | 5 | Nelson Piquet | Brabham BT52/BMW | +1'12.185 | - |
| 5 | 2 | Jacques Laffite | Williams FW08/Ford | +1'32.603 | - |
| 6 | 12 | Nigel Mansell | Lotus 92/Ford | +1 lap | - |
| 7 | 30 | Thierry Boutsen | Arrows A6/Ford | +1 lap | - |
| 8 | 15 | Alain Prost | Renault RE40 | +1 lap | - |
| 9 | 36 | Bruno Giacomelli | Toleman TG183B/Hart | +1 lap | - |
| 10 | 26 | Raul Boesel | Ligier JS21/Ford | +2 laps | - |
| 11 | 29 | Marc Surer | Arrows A6/Ford | +2 laps | - |
| 12 | 23 | Mauro Baldi | Alfa Romeo 183T | +4 laps | - |
| | 8 | Niki Lauda | McLaren MP4/1C-Ford | 49 laps | Suspension |
| | 33 | Roberto Guerrero | Theodore N183/Ford | 38 laps | Not classified |
| | 34 | Johnny Cecotto | Theodore N183/Ford | 34 laps | Gearbox |
| | 22 | Andrea de Cesaris | Alfa Romeo 183T | 33 laps | Turbo |
| | 28 | Rene Arnoux | Ferrari 126C2 | 31 laps | Electrical |
| | 4 | Danny Sullivan | Tyrrell 011/Ford | 30 laps | Electrical |
| | 25 | Jean-Pierre Jarier | Ligier JS21/Ford | 29 laps | Wheel |
| | 9 | Manfred Winkelhock | ATS D6/BMW | 26 laps | Accident |
| | 35 | Derek Warwick | Toleman TG183B/Hart | 25 laps | Engine |
| | 6 | Riccardo Patrese | Brabham BT52/BMW | 24 laps | Brakes |
| | 11 | Elio de Angelis | Lotus 93T/Renault | 5 laps | Gearbox |
| | 16 | Eddie Cheever | Renault RE40 | 4 laps | Distributor |
| | 32 | Piercarlo Ghinzani | Osella FA1D/Alfa Romeo | 4 laps | Overheating |
| | 27 | Patrick Tambay | Ferrari 126C2B | 0 laps | Engine |
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| Lap Leaders |
| | Nelson Piquet | 1-9 |
| | Rene Arnoux | 10-31 |
| | Nelson Piquet | 32-50 |
| | Michele Alboreto | 51-60 |
| Pos | No | Driver | Car-engine | Time/Delay | Reason |
| 1 | 7 | John Watson | McLaren MP4/1B-Ford | 1:58'41.043 | - |
| 2 | 25 | Eddie Cheever | Ligier JS17/Matra | +15.726 | - |
| 3 | 28 | Didier Pironi | Ferrari 126C2 | +28.077 | - |
| 4 | 6 | Keke Rosberg | Williams FW08/Ford | +1'11.976 | - |
| 5 | 5 | Derek Daly | Williams FW08/Ford | +1'23.757 | - |
| 6 | 26 | Jacques Laffite | Ligier JS17/Matra | +1 lap | - |
| 7 | 17 | Jochen Mass | March 821/Ford | +1 lap | - |
| 8 | 29 | Marc Surer | Arrows A4/Ford | +1 lap | - |
| 9 | 4 | Brian Henton | Tyrrell 011/Ford | +2 laps | - |
| 10 | 16 | Rene Arnoux | Renault RE30B | +3 laps | - |
| 11 | 20 | Chico Serra | Fittipaldi F8D/Ford | +3 laps | - |
| | 15 | Alain Prost | Renault RE30B | 54 laps | Not classified |
| | 12 | Nigel Mansell | Lotus 91/Ford | 44 laps | Engine |
| | 8 | Niki Lauda | McLaren MP4/1B-Ford | 40 laps | Accident |
| | 3 | Michele Alboreto | Tyrrell 011/Ford | 40 laps | Spun off |
| | 23 | Bruno Giacomelli | Alfa Romeo 182 | 30 laps | Accident |
| | 11 | Elio de Angelis | Lotus 91/Ford | 17 laps | Gearbox |
| | 10 | Eliseo Salazar | ATS D5/Ford | 13 laps | Spun off |
| | 14 | Roberto Guerrero | Ensign N181/Ford | 6 laps | Accident |
| | 2 | Riccardo Patrese | Brabham BT49D/Ford | 6 laps | Accident |
| | 22 | Andrea de Cesaris | Alfa Romeo 182 | 2 laps | Transmission |
| | 31 | Jean-Pierre Jarier | Osella FA1C/Ford | 2 laps | Ignition |
| | 9 | Manfred Winkelhock | ATS D5/Ford | 1 lap | Spun off |
| | 18 | Raul Boesel | March 821/Ford | 0 laps | Accident |
| | 30 | Mauro Baldi | Arrows A4/Ford | 0 laps | Accident |
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| Lap Leaders |
| | Alain Prost | 1-22 |
| | Keke Rosberg | 23-36 |
| | John Watson | 37-62 |
|