8 Signs of Transmission Issues Everyone Should Know Your truck needs to switch gears as your speed increases so that your engine can put out more power. Your gears determine the power available, and your transmission is your truck’s gearbox, the thing that makes gear changes possible. These gear changes are an important part of driving a healthy truck, which is why everyone should know the different signs of transmission issues. That way, when they notice one of these signs, they can give t...
