The gearbox is one of the most important parts of a car. It allows a vehicle to achieve the required speed. Gearbox also helps a car reverse as the engine cannot perform this task. In short, a vehicle fails to work efficiently without a functional gearbox. The gearbox is part of the car’s transmission system. An Hummer with a faulty or broken gearbox often fails to respond, creates weird noises, and produces burning smells. All these warning signs are an indication that your Hummer either needs a gearbox oil change or repair service. At Desire Auto our mechanics can skilfully offer all gearbox maintenance facilities. Any issue with the gearbox needs immediate attention from professionals and should not be prolonged. Thus bring your vehicle to the Desire Auto Repair workshop the moment you face this situation.