Do you have a problem with the gearbox, jerking, delay, looseness? The question that is always repeated to us: Is the problem with the gearbox itself or with its programming? The answer is only revealed after a thorough inspection. Many jerking and delay problems can be due to gearbox oil, the solenoid body, or programming, and do not require a complete gearbox replacement. 📌 Gearbox Specialists: * Sentra * Spark * Denali * Expedition We start with a free computer scan, test drive, and full inspection, and then we give you the real diagnosis before any repair. If the gearbox needs overhauling or replacement, the work is done in the workshop with original parts, with inspection before and after repair, and fast completion depending on the gearbox's condition. High warranty on the work. Our solution is radical and guaranteed, and if we cannot solve the problem, you are not obligated to pay. Our goal is to fix the defect before anything else.