Why Replacing the Variable Valve Timing Solenoid in Your GMC Terrain is Important
A Variable Valve Timing (VVT) Solenoid is an electronic device used in the GMC Terrain to control the timing of the engine’s valve openings and closings. It helps to optimize engine performance, reduce emissions, and improve fuel economy. The solenoid is powered by an electric motor, and it works by controlling the rotation of a…