车可靠性


Car and Driver 有一个栏目叫
Long Term Test, 他们会开一年多到4,5万麦,然后给出评价报告,如果感兴趣5万麦以下可靠性,可以看看。





下面是Ram 2013的
www.caranddriver.com/reviews/2013-ram-1500-slt-crew-cab-4x4-long-term-test-wrap-up-review
 

Like a good employee, our long-term Ram stayed healthy during its 40,000 miles, only calling for service (oil and filter change, inspection, and tire rotation) when its computer alerted us. That happened just four times for a total outlay of $232; our most expensive service stop set us back $92 and also included a new air filter. We spent another $84 replacing a taillight that was damaged while maneuvering into a car wash, and $134 for a new tire after a nail puncture. Replacing an odd $3 fuse that was on long-term back order from the dealer was one of our few headaches.

In what was one of our briefest long-term tests ever (349 days for an average 115 miles per day), the 2013 Ram 1500 proved one of the most versatile and trouble-free vehicles we’ve ever subjected to a 40,000-mile evaluation. Although our model’s entry price and fuel bills were significant, even with the V-6, this truck rarely delivered less than what we asked of it, be it on a quiet ride across town or a long-distance trek with a prized, if rusty, possession. As one driver summed up in the logbook, “It’s the ultimate four-wheeled multi-tool.”

所有跟帖: 

这里是2013 Accrod, -soccer88- 给 soccer88 发送悄悄话 soccer88 的博客首页 (2401 bytes) () 11/06/2014 postreply 16:04:08

Grand Cherokee -soccer88- 给 soccer88 发送悄悄话 soccer88 的博客首页 (221 bytes) () 11/06/2014 postreply 16:11:16

GL450 -soccer88- 给 soccer88 发送悄悄话 soccer88 的博客首页 (207 bytes) () 11/06/2014 postreply 16:15:40

订过几次,办的不错,比擦p纸consumer reports强多了 -日理万机- 给 日理万机 发送悄悄话 (27 bytes) () 11/06/2014 postreply 17:18:58

哈哈,这个偏重技术细节 -soccer88- 给 soccer88 发送悄悄话 soccer88 的博客首页 (18542 bytes) () 11/06/2014 postreply 17:23:03

卡拉万的呢? -chinomango- 给 chinomango 发送悄悄话 chinomango 的博客首页 (0 bytes) () 11/06/2014 postreply 20:14:02

可靠性是一个统计学定义,试验的样本的多少决定其结论的的意义 -W050404- 给 W050404 发送悄悄话 (0 bytes) () 11/07/2014 postreply 06:16:23

我和工厂打交道快20年了,全检最好,有些项目可以做,但是很多是抽检,抽检率是根据产线成品率出来的,不过抽检千分之一 -soccer88- 给 soccer88 发送悄悄话 soccer88 的博客首页 (30 bytes) () 11/07/2014 postreply 09:16:47

size is not up to you. it shall follow the codes required in the -隐睾- 给 隐睾 发送悄悄话 (0 bytes) () 11/07/2014 postreply 14:18:08

required in the contract -隐睾- 给 隐睾 发送悄悄话 (0 bytes) () 11/07/2014 postreply 14:18:21

开“冷”车和开“热”车区别大了 -W050404- 给 W050404 发送悄悄话 (917 bytes) () 11/07/2014 postreply 06:39:56

开冷车和开热车的区别究竟在那里呢?为什么冷车启动时费引擎? -hua126- 给 hua126 发送悄悄话 (0 bytes) () 11/07/2014 postreply 20:24:11

1. 机油粘度高。2. 热机械部件的热冲击。3. CAT 自催化升温过程. 4. 短程行驶熄火后水蒸汽冷凝。5. 电池放电次数, -coolwin- 给 coolwin 发送悄悄话 (140 bytes) () 11/07/2014 postreply 23:52:41

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