Manav Mehta is a successful industrialist. His business is taking him places but his personal life is a little shaken. His parents leave the house of a son who is discourteous, unsympathetic and curt and move to Pune to start a new life in an old age home.
Gradually, there comes a time of trials and turbulence in Manav's life. At one hand his parents leave him, on the other hand a big strike at his industry brings him huge losses in the business.
Dejected he is traveling to work one day and his car breaks down, he is approached by a mechanic for fixing his car. Not knowing what to do, he visits Siddhivinayak temple nearby. On entering all his childhood memories come back of visiting the temple with his parents. The temple priest looks at him and recognizes him. He also tells him how he was born after his parent's mannat. At this time Manav's heart melts and he sincerely prays for the lord's blessings upon him. Walking back to his car, he is inquired by the local authorities on why he left his car in the middle of the road unattended. He looks for the mechanic and is unable to find him. After this he goes back to his industry and distributes Shree Siddhivinayak prasad amongst his employees.
At the same time Manav's parents, on being true devotees of Shree Siddhivinayak spread the message of peace and love by telling six stories of miracles of Shree Siddhivinayak.
The miracles of Siddhivinayak start unfolding in his life when all his employees cooperate and things get better. He realizes the miracle of Shree Siddhivinayak blessing in his life and brings back his parents to his own home.
The film ends on a happy note where Shree Siddhivinayak's power and blessings get Manav out of all the trouble and brings his family life back into track.
Vighnaharta Shree Siddhivinayak is a film based on real life stories and miracles of Shree Siddhivinayak experienced by devotees. It's a film about human values and beliefs. It is also a film that makes people realize the importance of God and God's Miracles in their lives, and it also teaches them not to turn to God in just troubled times but to get his blessings in happier times as well.