System: The system will involve input and output discs with rollers that tilt to alter the Get hold of points, delivering variable gear ratios. Trigger: A large-pitched whining sound from the CVT usually suggests problems While using the transmission fluid. It could be lower fluid amounts, outdated or degraded fluid, https://gearboxcvt97429.thelateblog.com/33237119/not-known-factual-statements-about-gearbox-cvt