feedback needed friends.. Car is toyota CARINA CT - 190. With 2C engine and 4speed automatic gearbox. Has a delay on engaging to D On cold starts, (will say about 15 seconds). And it engage with a knock then.car jumps forward when accelerate. In running temperature also it takes about 3 seconds to engage. Has Replaced the recommended oil + cleaned the filter and helped for few weeks. Issue reappeared . So decided to go for gearbox repair.. By reading the forum got 3 mechanics.discussed w