The TOMCO 29016 knock sensor fits a range of GM vehicles from the mid-1980s through the early 1990s, depending on engine type. This includes many models equipped with GM 2.8L, 3.1L, and 3.8L engines of that era.
Typical applications include vehicles such as: Chevrolet (1985–1993) Pontiac (1985–1993) Oldsmobile (1985–1993) Buick (1985–1993) Some GMC models in the same period.