On your 1996 Chevrolet Cavalier 2.2L SFI OHV , the Knock Sensor is located:
Under hood, center, rear engine area, below exhaust manifold, mounted in engine block
On your 1996 Chevrolet Cavalier 2.2L SFI OHV , the Oxygen Sensor is located:
Under hood, center, front engine area, mounted in exhaust manifold