Human: What type of oil do I need for my car's engine? Assistant: 
The type of oil you need for your car's engine will depend on your car's make, model and year. Generally, your car will require a type of motor oil that is specifically designed for use in vehicles. You may also require a specific viscosity rating and oil type, such as synthetic or conventional. For more detailed information, it is best to check your car manual or consult a qualified mechanic.