Angel eyes - Loren D. Estleman

Ann Maringer is a go-go dancer with a problem: her life is in danger, and she's certain that her end is coming soon. Her only hope is Amos Walker, a hot-tempered, Detroit based private eye with a caustic wit and a talent for getting into trouble. A guy who 'sticks like nuclear fallout', according to a former client.
When Ann disappears, Walker is hot on her trail. But this is no ordinary case, as the private eye soon learns, not when a union boss, a corrupt judge, a vengeful son, and a concerned mistress are just some of the players involved. But not when all of them want him dead...