每次冷(leng)車打火,掛一(yi)檔二擋都一(yi)慫(song)一(yi)慫(song)的,就跟供(gong)油不足是(shi)的,是(shi)不是(shi)早上(shang)起(qi)來腳感(gan)不好導致慫(song)車,汽油濾上(shang)次換過了,到現在(zai)跑了7000多了,是(shi)不是(shi)它的問題?