Key Takeaways: Advance Auto Work Johor Bahru specializes in internal CVT repairs for Toyota Estima. We act as "Gearbox Doctors," diagnosing and fixing internal components like pulleys and belts instead of just swapping units. We are hiring mechanics and recruiting referral partners in Johor. Case Study: The "Gearbox Doctor" Approach (Toyota Estima CVT) Many workshops simply "swap" parts when a CVT fails. At Advance Auto Work , we take a different approach. We consider ourselves "Gearbox Doctors." In this case study, a Toyota Estima arrived with a slipping transmission and rough performance. Instead of guessing, we performed a "surgery"—tearing down the gearbox to inspect the internal organs. The Diagnosis & Cure Dissection: We dismantled the unit to expose the CVT belt, pulleys, and valve body. The Fix: We identified worn bearings and a clogged hydraulic circuit. We replace...