Hello Jose, The operational language of this Forum is English. Kindly repost in English.
Your Sign-Up is incomplete. The Forum believes you may be located in France and we know nothing about your vehicle year, variant, engine etc
The following link will assist you in using the Forum. https://www.chevroletownersclub.co.uk/threads/helpful-guidance-using-the-forum.7141/

 

Bonjour Jose, vous pouvez utiliser Google Translate pour traduire votre posts. La fumée noire est le résultat de différents problèmes. Plus d'informations sont nécessaires. Des codes d'erreur ?

Hi Jose, you can use Google Translate to translate your posts. Black smoke is the result of different issues. More information is necessary. Any fault codes?