Today, I went to the 4S car shop to getfor my car's maintained, the maintainerenance. The mechanic replaced a lots of maintenance componeny car's parts because my car had already traveled nearfor almost 7,000 km, and i. It cost me over ￥14,000￥ (about $2,100$).

Note that in English, currency symbols like $ or ¥ are placed before the number. In the case of the renminbi, it is often prudent to mention it explicitly, like ￥14,000 RMB (or even just RMB 14,000).

It was so pricy,ey that my heart felt like it was bleeding.

Today I went to the 4S car shop to get my car maintained, t. The maintainerechanic replaced lots of maintenance components because my car had traveled nearly 7,000km, and it cost me over 14,000￥(about $2,100$).

After saying that you plan to have your car maintained, there is no need to repeat it in different forms.

It was so pricy, my heart was bleedaching.

It's more natural to say 'aching' rather than bleeding.