汽車沒開暖氣和吹風,但一開車,就有熱風倒灌進來

汽車沒開暖氣和吹風,門窗緊閉,但一開車,就有熱風倒灌進來,這是咋回事啊?
另外,汽車啟動時,總是聽到嗡嗡聲,啟動好了,這種聲音就消失了。
謝謝點撥。

所有跟帖: 

turn the temp selection knob to far left (cold)... -internuts- 給 internuts 發送悄悄話 internuts 的博客首頁 (47 bytes) () 09/19/2009 postreply 06:48:03

Duct gate is not in proper position -biglow- 給 biglow 發送悄悄話 biglow 的博客首頁 (375 bytes) () 09/19/2009 postreply 07:35:29

thanks. my car,,, -xwq97ud- 給 xwq97ud 發送悄悄話 (169 bytes) () 09/19/2009 postreply 09:46:37

my camry has the same problem co ask -boarding- 給 boarding 發送悄悄話 (0 bytes) () 09/19/2009 postreply 13:04:30

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