Suggestions

• What models of cars does Opel produce?

• Who did Opel enter into partnership with to design cars?

• Which North American brands have sold Opel vehicles?

• When did Opel start manufacturing cars of its own design?

• What are the light commercial vehicles offered by Opel?

• What did Opel manufacture before automobiles?

• What are some model names used by Opel?

• What Opel production vehicles are currently available?

• What were the names of Opel's rocket-propelled cars?

• What is the naming convention for Opel commercial vehicles?

• What does Opel design, engineer, manufacture, and distribute?

• What is the relationship between Opel and General Motors?

• What were the best-selling Opel models in the U.S.?

• Does Opel produce electric rally cars?

• In which countries is the Opel brand present?