If you pinch too many suckers off a tomato plant, can you get them to start producing again
Hmmm, did your Tomato plant stop growing? Removing suckers should just keep your plant from branching out. It shouldn't effect the main branches of the plant.
Is your Tomato plant blooming? If your not getting blooms it could be a mistake in removing too much of the plant or other issues.
These articles have more information.