The General Motors OEM Factory Genuine GM Variable Valve Timing Solenoid 12636175 is a high-quality engine part designed for car and truck engines. Made by Genuine GM Parts, this solenoid plays a crucial role in regulating the timing of the engine's valves for optimal performance. The manufacturer part number 12636175 ensures compatibility with specific vehicle models, while the quantity of 1 is ideal for a single replacement. This product is a reliable choice for those looking to maintain the efficiency and reliability of their vehicle's engine.