Question: does gibbs die in season 5 episode 7

Answer: No, Returning to Tyler's apartment, Gibbs receives a letter leading to the money. He retrieves it and manages to get into contact with the kidnappers. Gibbs bargains the money for Tyler's freedom, to which they agree. After arriving at the docks, Gibbs hands them half the money and will release the other half when Tyler is free. By then the kidnappers become hostile and attempt to kill them; Gibbs manages to free her and run to a car. With nowhere to go, Gibbs reverses the car into the water. DiNozzo witnesses this, and rescues the two. Before he is revived, Gibbs hallucinates that he is visited by his wife and daughter and is reassured that everything is fine.