13550-13D60 3131591 Motorcycle Outboard Engine Throttle Sensor

This replacement uses OEM-standard magnetic sensing coil and sealing material; strict OEM tolerances; durability validated on benches; stable under high-temperature engine vibration. OEM 12615371; fitted to Buick Excelle (New) Verano 1.5 models. Function: monitors camshaft position and transmits ignition and injection timing signals to ECU to ensure smooth idle and responsive acceleration. Replacement difficulty: medium; remove intake manifold cover, use 10mm socket to loosen mounting bolts, align installation groove, clean contact surfaces to avoid signal interference.