To drive safty, prolong the agelife of your car, it is important to maintain and check the vehicle. You can refer to as below: 1. Fuel The basic thing is your fuel needs to keep enough. 2. Engine Oil The main function of engine oil is to keep cleaning, lubricating, and cooling down. 3. Automatic Transmission Fluid If you want to check it, it needs to be done when the vehicle is in a hot car situation. You can also watch out if there is vibrates significantly during driving. 4. Power Steering Fluid You can judge from the outside of the bottle in the normal range visually. If the oil is not enough, there are sounds when you turn the steering wheel. 5. Brake Fluid You can visual directly from the brake fluid reservoir after opening the hood. 6. Tank Water We suggest you pour the specialization coolant, deionized water. If the water is low, it will overheat to damaged parts. 7. Battery Acid The traditional battery is only needed to maintain the acid between the upper and lower limits. 8. Windshield Wiper Fluid The checking and adding way may be different depending on the car's model, so it is better to refer to the manual.
Most people use tap water, it will residue the impurities when you use it long time. It is better to use car glass cleaner or Reverse Osmosis water to keep your windshield clear. 
Guide Win produces the Automotive Gas Cap, Engine Oil Cap, and Raditor Cap.
We have been dedicated to this industry since 1974.
The professional technical will bring us to the glorious future.
Guide Win is looking forward to having the chance to cooperate with you. :)
