Vehicles using G6DB engine list:

Engine G6DB, found in Hyundai Grandeur/Azera and Santa Fe 3.3 V6 models (2006–2011), commonly faces issues like oil leaks, timing chain wear, and ignition coil failures. For diagnosis, check for oil spots under the vehicle, listen for rattling noises indicating timing chain stretch, and scan for misfire codes. Preventive maintenance includes regular oil changes with recommended grade oil to avoid sludge buildup and timely replacement of spark plugs and ignition coils. If timing chain wear is detected, replace the chain and tensioners promptly to prevent engine damage. Address oil leaks by inspecting and replacing gaskets or seals as needed to maintain engine health.