GENERAL MOTORS 25201064, 55563372. OPEL 1236006. VAUXHALL 25201064. Type Knock Sensor. VAUXHALL CORSA Mk IV (E) (X15) 1.4 Hatchback Petrol 08/2014 on FWD 16 101 74. VAUXHALL CORSAVAN Mk IV (E) Hatchback Van (X15) 1.3 CDTi Hatchback Van Diesel 10/2014 on FWD 16 95 70.