poping sound from engine to whole exhaust pipe, when hot

I notice recently, after 30 minutes highway drive home, turn off the engine, I hear poping noise all the way from engine to the end of exhaust pipe, the sound are common hear from engine compartment when a car just parked. anything wrong?

car is 8 years old and has 65k miles.

Thanks in advance.

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很奇怪,关了发动机还有声音?你肯定车底下没有个活物在4蹄乱蹬? -宝驴车主- 给 宝驴车主 发送悄悄话 (0 bytes) () 04/01/2011 postreply 08:58:48

what kind of poping sound? loud or just like clicking? -biglow- 给 biglow 发送悄悄话 biglow 的博客首页 (93 bytes) () 04/01/2011 postreply 09:02:56

多半是停车后,底下噼噼啪啪的热胀冷缩的声音.我一天到晚听这个 -满地找牙- 给 满地找牙 发送悄悄话 满地找牙 的博客首页 (0 bytes) () 04/01/2011 postreply 09:27:54

你又对了. -我胡说八道- 给 我胡说八道 发送悄悄话 (0 bytes) () 04/01/2011 postreply 11:23:12

胡说八道~~ -满地找牙- 给 满地找牙 发送悄悄话 满地找牙 的博客首页 (13 bytes) () 04/01/2011 postreply 11:44:20

like 满地找牙 said, 噼噼啪啪声音, thought it might run rich, extra gas bur -hyc- 给 hyc 发送悄悄话 (757 bytes) () 04/01/2011 postreply 11:34:12

回复:poping sound from engine to whole exhaust pipe, when hot -qw6467- 给 qw6467 发送悄悄话 (591 bytes) () 04/01/2011 postreply 17:25:47

回复:回复:poping sound from engine to whole exhaust pipe, when hot -hyc- 给 hyc 发送悄悄话 (141 bytes) () 04/01/2011 postreply 21:45:56

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