| 3.2.2005 | Sebring Test | 23 | #WP0ZZZ99Z4S693084b | | Alex Job Racing | 8th |
| 3.2.2005 | Sebring Test | 24 | #WP0ZZZ99Z4S693083 | Romain Dumas | Alex Job Racing | 7th |
| 3.2.2005 | Sebring Test | 43 | #WP0ZZZ99Z4S693065b | Rockenfeller / Jensen | BAM! | 10th |
| 19.3.2005 | 12 h Sebring | 23 | #WP0ZZZ99Z4S693084b | Bernhard / Dumas / Maassen | Alex Job Racing | 32nd |
| 19.3.2005 | 12 h Sebring | 24 | #WP0ZZZ99Z4S693083 | Pobst / Baas / Cunningham | Alex Job Racing | 34th |
| 19.3.2005 | 12 h Sebring | 31 | #WP0ZZZ99Z4S693066 | Bergmeister / Luhr / Long | Petersen Motorsports/White Lightning Racing | 7th |
| 19.3.2005 | 12 h Sebring | 43 | #WP0ZZZ99Z4S693065b | Rockenfeller / Jensen / Burgess | BAM! | 22nd |
| 19.3.2005 | 12 h Sebring | 44 | #WP0ZZZ99Z4S693062b | Pechnik / Murry | Flying Lizard Motorsports | 35th |
| 19.3.2005 | 12 h Sebring | 45 | #WP0ZZZ99Z4S693063 | Fogarty / Van Overbeek / Law | Flying Lizard Motorsports | 13th |
| 19.3.2005 | 12 h Sebring | 66 | #WP0ZZZ99Z4S693074 | Cawley / Sluszny / Krohn | TRG | 16th |
| 19.3.2005 | 12 h Sebring | 67 | #WP0ZZZ99Z4S693069c | Ehret | TRG | 36th |
| 19.3.2005 | 12 h Sebring | 79 | #WP0ZZZ99Z4S693064 | Sugden / Jönsson | J3 Racing, Inc. | 11th |
| 19.3.2005 | 12 h Sebring | 96 | #WP0ZZZ99Z4S693082 | Vergers / Barazi / Thompson | IN2 Racing | 17th |
| 23.3.2005 | FIA GT Test Monza | 55 | #WP0ZZZ99Z4S693067 | Collins / Cunningham | Embassy Racing | 13th |
| 23.3.2005 | FIA GT Test Monza | 58 | #WP0ZZZ99Z2S692069 | Barbaro / Premoli / De Castro | AB Motorsport | 19th |
| 23.3.2005 | FIA GT Test Monza | 66 | #WP0ZZZ99Z4S693085 | Rockenfeller / Lieb | Gruppe M Racing | 9th |
| 23.3.2005 | FIA GT Test Monza | 71 | #WP0ZZZ99Z4S693073 | Studenic / Machánek | Machánek Racing | 16th |
| 23.3.2005 | FIA GT Test Monza | 76 | #WP0ZZZ99Z5S693061 | Caffi / Moccia / Groppi | Autorlando Sport | 14th |
| 23.3.2005 | FIA GT Test Monza | 84 | #WP0ZZZ99Z5S693067 | Nielsen / Thyrring | Sebah Automotive | 12th |
| 23.3.2005 | FIA GT Test Monza | 88 | #WP0ZZZ99Z4S693072 | Sugden / Collard | Gruppe M Motorsport | 10th |
| 27.3.2005 | 300 km Okayama | 72 | #WP0ZZZ99Z4S693071 | Inoue / Hirakawa | Teramoto Technical Office | 30th |
| 28.3.2005 | FFSA GT Nogaro | 36 | | Narac / Dumez | IMSA | 12th/14th |
| 28.3.2005 | FFSA GT Nogaro | 42 | #WP0ZZZ99Z5S693068 | Monteiro / Monteiro | Estoril Racing | 25th/23rd |
| 2.4.2005 | LMS Test Paul Ricard | 42 | #WP0ZZZ99Z5S693068 | Monteiro / Monteiro / Monteiro | Estoril Racing Team | 20th |
| 2.4.2005 | LMS Test Paul Ricard | 89 | | Nielsen / Thyrring / Pompidou | Sebah Automotive | 19th |
| 3.4.2005 | Italian GT Imola | 52 | | Riccitelli / Pigoli | Ebimotors Srl | DNS |
| 3.4.2005 | Italian GT Imola | 53 | #WP0ZZZ99Z4S693078 | "Linos" / Moncini | Ebimotors Srl | DNS |
| 3.4.2005 | Italian GT Imola | 55 | | Caffi / Roda | Autorlando Sport Srl | DNS |
| 3.4.2005 | British GT Donington | 55 | #WP0ZZZ99Z4S693067 | Collins / Cunningham | Embassy Racing | 8th |
| 3.4.2005 | British GT Donington | 77 | | Caine / Jordan | Eurotech | 5th |
| 3.4.2005 | British GT Donington | 99 | | Scott / Wood | Eurotech | 16th |
| 10.4.2005 | 500 km Monza [GT] | 66 | #WP0ZZZ99Z4S693085 | Rockenfeller / Lieb | Gruppe M Racing | 7th |
| 10.4.2005 | 500 km Monza [GT] | 71 | #WP0ZZZ99Z4S693073 | Studenic / Machánek | Machanek Racing | DNF |
| 10.4.2005 | 500 km Monza [GT] | 88 | #WP0ZZZ99Z4S693072 | Sugden / Collard | Gruppe M Racing | 8th |
| 17.4.2005 | Spanish GT Jarama | 2 | | Amaral / Couceiro | ASM Team Racing For Portugal | 26th/2nd |
| 17.4.2005 | Spanish GT Jarama | 6 | | Mello-Breyner / Mello-Breyner | Team Galp CTT Expresso | 3rd/5th |
| 17.4.2005 | Spanish GT Jarama | 7 | | Villalba / Gutiérrez | Motor Competicion | DNF/DNS |
| 17.4.2005 | 2 h 45 min Road Atlanta | 23 | #WP0ZZZ99Z4S693084b | Dumas / Bernhard | Alex Job Racing | 12th |
| 17.4.2005 | 2 h 45 min Road Atlanta | 24 | #WP0ZZZ99Z4S693083 | Baas / Pobst | Alex Job Racing | 16th |
| 17.4.2005 | Belcar Spa 1000 km | 25 | | Vollebergh / De Laet | Markant Racing | 18th/16th |
| 17.4.2005 | 2 h 45 min Road Atlanta | 31 | #WP0ZZZ99Z4S693066 | Bergmeister / Long | Petersen Motorsports/White Lightning Racing | 13th |
| 17.4.2005 | FFSA GT Lédenon | 36 | | Narac / Dumez | IMSA | 12th/11th |
| 17.4.2005 | 2 h 45 min Road Atlanta | 43 | #WP0ZZZ99Z4S693065b | Maassen / Burgess | BAM! | 19th |
| 17.4.2005 | 2 h 45 min Road Atlanta | 44 | #WP0ZZZ99Z4S693062b | Pechnik / Neiman | Flying Lizard Motorsports | 20th |
| 17.4.2005 | 2 h 45 min Road Atlanta | 45 | #WP0ZZZ99Z4S693063 | Fogarty / Van Overbeek | Flying Lizard Motorsports | 15th |
| 17.4.2005 | Belcar Spa 1000 km | 48 | #WP0ZZZ99Z4S693061 | Moro / Kaufmann | Moro | 7th/17th |
| 17.4.2005 | 2 h 45 min Road Atlanta | 66 | #WP0ZZZ99Z4S693074 | | TRG | DNA |
| 17.4.2005 | 1000 km Spa | 73 | #WP0ZZZ99Z5S693069 | Lefort / Palttala / Lambert | Ice Pol Racing Team | 15th |
| 17.4.2005 | 1000 km Spa | 76 | #WP0ZZZ99Z5S693061 | Groppi / Camathias / Moccia | Autorlando Sport | 11th |
| 17.4.2005 | 2 h 45 min Road Atlanta | 79 | #WP0ZZZ99Z4S693064 | Jackson / Jönsson | J3 Racing, Inc. | 18th |
| 17.4.2005 | 1000 km Spa | 83 | #WP0ZZZ99Z4S693080 | Felbermayr, Jr. / Collin / Felbermayr, Sr. | Seikel Motorsport | 12th |
| 17.4.2005 | 1000 km Spa | 89 | #WP0ZZZ99Z5S693067 | Ehret / Nielsen / Thyrring | Sebah Automotive | DNF |
| 17.4.2005 | 1000 km Spa | 96 | #WP0ZZZ99Z4S693082 | Vergers / Barazi | IN2 Racing | DNF |
| 1.5.2005 | Italian GT Misano | 52 | | Riccitelli / Pigoli | Ebimotors Srl | 8th |
| 1.5.2005 | Italian GT Misano | 53 | #WP0ZZZ99Z4S693078 | "Linos" / Moncini | Ebimotors Srl | 9th |
| 1.5.2005 | Italian GT Misano | 55 | | Caffi / Roda | Autorlando Sport | DNF |
| 1.5.2005 | 500 km Magny-Cours | 55 | #WP0ZZZ99Z4S693067 | Collins / Cunningham | Embassy Racing | DNS |
| 1.5.2005 | 500 km Magny-Cours | 66 | #WP0ZZZ99Z4S693085 | Lieb / Rockenfeller | Gruppe M Racing | 10th |
| 1.5.2005 | 500 km Magny-Cours | 88 | #WP0ZZZ99Z4S693072 | Sugden / Collard | Gruppe M Racing | 9th |
| 4.5.2005 | 500 km Fuji | 72 | #WP0ZZZ99Z4S693071 | Wada / Hirakawa | Teramoto Technical Office | 34th |
| 8.5.2005 | FFSA GT Pau | 36 | | Narac / Dumez | IMSA | 13th |
| 8.5.2005 | FFSA GT Pau | 42 | #WP0ZZZ99Z5S693068 | Monteiro / Monteiro | Estoril Racing | 20th |
| 15.5.2005 | Spanish GT Valencia | 2 | | Amaral / Couceiro | ASM Team Racing For Portugal | 7th/4th |
| 15.5.2005 | Spanish GT Valencia | 6 | | Mello-Breyner / Mello-Breyner | Team Galp CTT Expresso | 5th/3rd |
| 15.5.2005 | Spanish GT Valencia | 7 | | Villalba / Gutiérrez | Motor Competicion | 9th/DQ |
| 15.5.2005 | Tourist Trophy | 55 | #WP0ZZZ99Z4S693067 | Cunningham / Collins | Embassy Racing | 13th |
| 15.5.2005 | Tourist Trophy | 66 | #WP0ZZZ99Z4S693085 | Lieb / Rockenfeller | Gruppe M Racing | 9th |
| 15.5.2005 | Tourist Trophy | 88 | #WP0ZZZ99Z4S693072 | Sugden / Collard | Gruppe M Racing | 19th |
| 22.5.2005 | 2 h 45 min Mid-Ohio | 23 | #WP0ZZZ99Z4S693084b | Bernhard / Dumas | Alex Job Racing | 9th |
| 22.5.2005 | 2 h 45 min Mid-Ohio | 24 | #WP0ZZZ99Z4S693083 | Baas | Alex Job Racing | 22nd |
| 22.5.2005 | 2 h 45 min Mid-Ohio | 31 | #WP0ZZZ99Z4S693066 | Bergmeister / Long | Petersen Motorsports/White Lightning Racing | 10th |
| 22.5.2005 | 2 h 45 min Mid-Ohio | 43 | #WP0ZZZ99Z4S693065b | Burgess / Rockenfeller | BAM! | 15th |
| 22.5.2005 | 2 h 45 min Mid-Ohio | 44 | #WP0ZZZ99Z4S693062b | Pechnik / Neiman | Flying Lizard Motorsports | 16th |
| 22.5.2005 | 2 h 45 min Mid-Ohio | 45 | #WP0ZZZ99Z4S693063 | Fogarty / Van Overbeek | Flying Lizard Motorsports | 17th |
| 22.5.2005 | British GT Knockhill | 77 | | Caine / Jordan | Eurotech | 4th/3rd |
| 22.5.2005 | 2 h 45 min Mid-Ohio | 79 | #WP0ZZZ99Z4S693064 | Jackson / Sugden | J3 Racing, Inc. | 12th |