| 30.4.2023 | GT America NOLA | 04 | | George Kurtz | Crowdstrike by Riley | 4th/2nd |
| 30.4.2023 | GT America NOLA | 08 | | Scott Smithson | DXDT Racing | DNS |
| 30.4.2023 | GT Open Portimão | 17 | | Menchaca / Siebert | Team Motopark | 3rd/1st |
| 30.4.2023 | GT Open Portimão | 20 | | Barr / Pitamber | SPS Automotive Performance | 7th/5th |
| 30.4.2023 | GT Open Portimão | 22 | | Valente / Scholze | Team GT | DNF/7th |
| 30.4.2023 | GT America NOLA | 27 | | Jason Daskalos | Daskalos Motorsports/CRP RACING | 2nd/3rd |
| 30.4.2023 | GT America NOLA | 41 | | Todd Treffert | CRP Racing | 5th/10th |
| 30.4.2023 | GT Open Portimão | 54 | | Müller / Mettler | CBRX by SPS | 8th/14th |
| 30.4.2023 | GT Open Portimão | 65 | | Neumann / Rumpfkeil | Team Motopark | 13th/19th |
| 30.4.2023 | GT Open Portimão | 77 | | Al Zubair / Schiller | AlManar Racing by GetSpeed | 1st/2nd |
| 30.4.2023 | SRO GT America NOLA | 91 | | Burton / Lewis | DXDT Racing | 11th/6th |
| 30.4.2023 | GT America NOLA | 91 | | Jeff Burton | DXDT Racing | DNS |
| 30.4.2023 | GT America NOLA | 101 | | Memo Gidley | TKO Motorsports | 1st/1st |
| 30.4.2023 | GT America NOLA | 427 | | Anthony Bartone | RealTime Racing | 7th/6th |
| 30.4.2023 | GT Open Portimão | 777 | | Jedlinski / Basz | Olimp Racing | 19th/8th |
| 30.4.2023 | GT Open Portimão | 786 | | Nana / Osieka | GetSpeed | 21st/21st |
| 30.4.2023 | GT Open Portimão | 911 | | Blom / Jans | GetSpeed | 9th/11th |
| 4.5.2023 | 450 km Fuji | 4 | | Taniguchi / Kataoka | Goodsmile Racing & Team Ukyo | DNF |
| 4.5.2023 | 450 km Fuji | 22 | | Wada / Jounai / Kano | R'Qs Motor Sports | 36th |
| 4.5.2023 | 450 km Fuji | 65 | | Gamou / Shinohara | K2 R&D Leon Racing | 19th |
| 7.5.2023 | British GT Silverstone | 1 | | Loggie / Gounon | 2 Seas Motorsport | 7th |
| 7.5.2023 | British GT Silverstone | 3 | #AMG GT3 190 22 397 | Price / MacLeod | Greystone GT | 8th |
| 7.5.2023 | British GT Silverstone | 4 | | Cottingham / Adam | 2 Seas Motorsport | 11th |
| 7.5.2023 | Italian GT Misano [GT3] | 6 | | Sandrucci / Kelstrup | AKM Motorsport | 8th/7th |
| 7.5.2023 | British GT Silverstone | 8 | | Neary / Neary | Team Abba Racing | 13th |
| 7.5.2023 | 12 h Spa | 11 | | Kroll / Prinz / Prinz / Partl | Hofor-Racing | 34th |
| 7.5.2023 | Italian GT Misano [GT3] | 12 | | Andrea Kimi Antonelli | AKM Motorsport | 1st/3rd |
| 7.5.2023 | British GT Silverstone | 15 | | Ferguson / Marciello | RAM Racing | 5th |
| 7.5.2023 | 12 h Spa | 27 | | James / Newell / de Angelis | Heart of Racing by SPS | 3rd |
| 7.5.2023 | British GT Silverstone | 50 | | Hart / Wallis | Drivetac | 9th |
| 7.5.2023 | 12 h Spa | 58 | | Gostner / Gostner / Gostner / Gostner | MP Racing | 44th |
| 7.5.2023 | 12 h Spa | 85 | | Putman / Espenlaub / Lewis | CP Racing | 13th |
| 14.5.2023 | SRO GT Asia Buriram | 2 | #AMG GT3 190 20 300 | Zhou / Lind | Climax Racing | 4th/DNF |
| 14.5.2023 | SRO GT Asia Buriram | 3 | #AMG GT3 190 20 265 | Hu / Bian | Climax Racing | 18th/18th |
| 14.5.2023 | 2 h 40 min Laguna Seca | 32 | | Skeen | Team Korthoff Motorsports | 36th |
| 14.5.2023 | SRO GT Asia Buriram | 37 | #AMG GT3 190 20 277 | Xu / Schiller | Craft-Bamboo Racing | 10th/1st |
| 14.5.2023 | Australian GT Phillip Island | 45 | | Sheargold / Walden | RAM Motorsport / GWR Australia | 7th/DNF |
| 14.5.2023 | Australian GT Phillip Island | 48 | | McMillan / Wood | MMotorsport | 5th/7th |
| 14.5.2023 | 2 h 40 min Laguna Seca | 57 | | Ward / Ellis | Winward Racing | 33rd |
| 14.5.2023 | SRO GT Sprint Brands Hatch | 77 | #AMG GT3 190 2x 302=>22 416 | Love / Bird | Haupt Racing Team | 20th/17th |
| 14.5.2023 | SRO GT Asia Buriram | 77 | #AMG GT3 190 20 269 | Lee / Götz | Craft-Bamboo Racing | 16th/2nd |
| 14.5.2023 | 2 h 40 min Laguna Seca | 79 | | Juncadella / Gounon | WeatherTech Racing | 23rd |
| 14.5.2023 | SRO GT Sprint Brands Hatch | 88 | | Marciello / Boguslavski | Akkodis ASP Team | 1st/6th |
| 14.5.2023 | SRO GT Asia Buriram | 88 | #AMG GT3 190 22 402 | Ibrahim / Stolz | Triple Eight JMR | 1st/12th |
| 14.5.2023 | SRO GT Sprint Brands Hatch | 90 | | Salmenautio / Pérez Companc | Madpanda Motorsport | 25th/19th |
| 14.5.2023 | Australian GT Phillip Island | 96 | #AMG GT3 190 19 231 | Bailey / Hobson | Hobson Motorsport | 10th/9th |
| 14.5.2023 | Australian GT Phillip Island | 101 | | Poulakis / Ojeda | Harrolds Volante Rosso Motorsport | 2nd/4th |
| 14.5.2023 | Australian GT Phillip Island | 102 | #AMG GT3 190 19 238 | Batzios / Brabham | Harrolds Volante Rosso Motorsport | 11th/14th |
| 14.5.2023 | SRO GT Asia Buriram | 114 | | Phuakkarawut / Promsombat | YK Motorsports BBR By Sunoco | 23rd/7th |
| 14.5.2023 | SRO GT Asia Buriram | 888 | #AMG GT3 190 23 431 | Ibrahim / Feeney | Triple Eight JMR | 11th/15th |
| 21.5.2023 | GT America Austin | 011 | | Marc Austin | Lone Star Racing | 9th/19th |
| 21.5.2023 | SRO GT America Austin | 04 | | Kurtz / Braun | Crowdstrike by Riley | 6th/DNF |
| 21.5.2023 | GT America Austin | 04 | | George Kurtz | Crowdstrike by Riley | 1st/3rd |
| 21.5.2023 | SRO GT America Austin | 08 | | Smithson / Sellers | DXDT Racing | 8th/12th |
| 21.5.2023 | GT America Austin | 08 | | Scott Smithson | DXDT Racing | unused |
| 21.5.2023 | 24 h Nürburgring | 2 | | Christodoulou / Götz / Schiller | Mercedes-AMG Team GetSpeed | 4th |
| 21.5.2023 | 24 h Nürburgring | 3 | | Engel / Gounon / Juncadella | Mercedes-AMG Team GetSpeed | DNF |
| 21.5.2023 | 24 h Nürburgring | 4 | | Marciello / Stolz / Ellis | Mercedes-AMG Team Bilstein | 3rd |
| 21.5.2023 | 24 h Nürburgring | 6 | | Hubert / Love / Maini | Mercedes-AMG Team Bilstein | 8th |
| 21.5.2023 | SRO GT America Austin | 9 | | Ghandour / Morad | TR3 Racing | 10th/10th |
| 21.5.2023 | 24 h Nürburgring | 10 | | Trefz / Heyer / Böckmann / Marchewicz | Schnitzelalm Racing | DNF |
| 21.5.2023 | 24 h Nürburgring | 11 | | Assenheimer / Caresani / Böckmann / Marchewicz | Schnitzelalm Racing | DNF |
| 21.5.2023 | SRO GT America Austin | 19 | | Hardeman / Carroll | Esses Racing with Mercedes-Benz of Austin | 13th/11th |
| 21.5.2023 | GT America Austin | 27 | | Jason Daskalos | CRP Racing | 2nd/1st |
| 21.5.2023 | GT America Austin | 41 | | Todd Treffert | CRP Racing | 4th/6th |
| 21.5.2023 | SRO GT America Austin | 43 | | Pilgrim / Bartone | RealTime Racing | 12th/15th |
| 21.5.2023 | SRO GT America Austin | 91 | | Burton / Lewis | DXDT Racing | 14th/7th |
| 21.5.2023 | GT America Austin | 91 | | Jeff Burton | DXDT Racing | DNQ |
| 21.5.2023 | GT America Austin | 101 | | Memo Gidley | TKO Motorsports | 11th/5th |
| 21.5.2023 | GT America Austin | 427 | | Anthony Bartone | RealTime Racing | 5th/12th |
| 24.5.2023 | Spa Test | 2 | | | GetSpeed | 49th |
| 24.5.2023 | Spa Test | 3 | | | GetSpeed | 10th |
| 24.5.2023 | Spa Test | 4 | | Felipe Fraga | CrowdStrike Racing by Riley | 15th |
| 24.5.2023 | Spa Test | 57 | | | Winward Racing | 26th |
| 24.5.2023 | Spa Test | 64 | | Bell / Bird / Cottingham / Rao | Haupt Racing Team | 12th |
| 24.5.2023 | Spa Test | 75 | | Catsburg / Mostert / Habul | SunEnergy1 Racing | 25th |
| 24.5.2023 | Spa Test | 76 | | Hugo Cook | 7TSIX | 68th |
| 24.5.2023 | Spa Test | 79 | | Baud / Haupt / Maini | Haupt Racing Team | 58th |
| 24.5.2023 | Spa Test | 81 | | Aron / Juffali / Valente | Theeba Motorsport | 52nd |
| 24.5.2023 | Spa Test | 87 | | | Mercedes-AMG Team Akkodis ASP | 21st |
| 24.5.2023 | Spa Test | 88 | | Boguslavski / Gounon / Marciello | Akkodis ASP Team | 2nd |
| 24.5.2023 | Spa Test | 89 | #AMG GT3 190 22 385 | Baptista / Baptista / Baptista | Akkodis ASP Team | 67th |
| 24.5.2023 | Spa Test | 90 | | Magnus Gustavsen | Madpanda Motorsport | 47th |
| 24.5.2023 | Spa Test | 157 | #AMG GT3 190 20 296 | | Winward Racing | 33rd |
| 24.5.2023 | Spa Test | 777 | | Fabian Schiller | AMG Team AlManar | 20th |
| 24.5.2023 | Spa Test | 999 | | | Mercedes-AMG Team GruppeM Racing | 22nd |
| 28.5.2023 | DTM Oschersleben | 4 | | Luca Stolz | Mercedes-AMG Team HRT | DNF/DNF |
| 28.5.2023 | GT Open Spa | 16 | | Lewandowski / Lewandowski | AKM Motorsport | 19th |
| 28.5.2023 | GT Open Spa | 17 | | Menchaca / Siebert | Team Motopark | 3rd |
| 28.5.2023 | GT Open Spa | 20 | | Barr / Pitamber | SPS Automotive Performance | 27th |
| 28.5.2023 | GT Open Spa | 22 | | Valente / Scholze | Team GT | 17th |
| 28.5.2023 | DTM Oschersleben | 22 | | Lucas Auer | Mercedes-AMG Team Winward | 16th/10th |
| 28.5.2023 | DTM Oschersleben | 27 | | David Schumacher | Mercedes-AMG Team Winward | 18th/13th |
| 28.5.2023 | DTM Oschersleben | 36 | #AMG GT3 190 21 332 | Arjun Maini | Mercedes-AMG Team HRT | DNF/15th |
| 28.5.2023 | DTM Oschersleben | 48 | | Maro Engel | Mercedes-AMG Team Mann-Filter | 13th/14th |
| 28.5.2023 | GT Open Spa | 54 | | Müller / Mettler | CBRX by SPS | 25th |
| 28.5.2023 | GT Open Spa | 65 | | Neumann / Rumpfkeil | Team Motopark | 20th |
| 28.5.2023 | DTM Oschersleben | 84 | | Jusuf Owega | Mercedes-AMG Team BWT | 14th/8th |
| 28.5.2023 | GT Open Spa | 777 | | Jedlinski / Basz | Olimp Racing | 13th |
| 28.5.2023 | GT Open Spa | 786 | | Nana / Osieka | GetSpeed | 18th |