Cadillac F1 adviser Mario Andretti has called for fans to only “believe what we communicate” as the team prepares to confirm its driver pairing for the F1 2026 season.

It comes as Sergio Perez and Valtteri Bottas both close in on a return to the F1 grid with the American team.

Sergio Perez and Valtteri Bottas set to join Cadillac F1 for F1 2026 season

Additional reporting by Thomas Maher and Mat Coch

As revealed by PlanetF1.com, Cadillac F1 is close to finalising its first-ever driver lineup with agreements in place with both Perez and Bottas for the F1 2026 season.

PlanetF1.com exclusively revealed on August 12 that Perez had agreed a deal to join Cadillac, with the Mexican driver set to return to F1 after vacating his Red Bull seat at the end of the 2024 season.

On Wednesday, P

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