Infiniti M reliability -- let's get better stats

Forum for Infiniti M35 and M45, and Nissan Fuga owners.
mkaresh
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CR's ratings can vary from model year to model year for no real reason.

I have a GS 400 myself right now. You simply won't find a V6 with similar power delivery--they just feel different. The GS 400's powertrain is unusually smooth. Nissan's engines aren't as refined.


myother45isalesbaer
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Car: 2004 M45 Q70 awd,4.5

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mkaresh wrote:CR's ratings can vary from model year to model year for no real reason.

I have a GS 400 myself right now. You simply won't find a V6 with similar power delivery--they just feel different. The GS 400's powertrain is unusually smooth. Nissan's engines aren't as refined.
I beg to differ. My 2004 M45 is smooth, almost too smooth. I often forget to watch my speed and before I know it that thing is creeping up to triple digits. If your GS 400 is slicker than that I need to try one out. I find the V8 in my Infiniti very smooth and it pulls like a monster truck from 40mph until you loose your nerve. Hit 140 one nice sunny day and scared myself.

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tmf2004
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Car: 99GS400, 2012 Kia Optima turbo
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Thanks for the replies guys.. Yes the GS4 is pretty smooth with even power throughout the power band IMO.. I really need to test drive a M.. seriously

mkaresh
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myother45isalesbaer wrote:
I beg to differ. My 2004 M45 is smooth, almost too smooth. I often forget to watch my speed and before I know it that thing is creeping up to triple digits. If your GS 400 is slicker than that I need to try one out. I find the V8 in my Infiniti very smooth and it pulls like a monster truck from 40mph until you loose your nerve. Hit 140 one nice sunny day and scared myself.
myother45isalesbaer wrote:
I beg to differ. My 2004 M45 is smooth, almost too smooth. I often forget to watch my speed and before I know it that thing is creeping up to triple digits. If your GS 400 is slicker than that I need to try one out. I find the V8 in my Infiniti very smooth and it pulls like a monster truck from 40mph until you loose your nerve. Hit 140 one nice sunny day and scared myself.
With "smooth" I was referring only to the powertrain. The suspension on my own GS 400 feels unsettled and imprecise, perhaps a matter of 110k miles. If I drove it more than I do I'd replace the struts.

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wizard8873
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Car: 2006 Infiniti M45 Sport
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tmf2004 wrote:
Thanks i appreciate the reply.. I will have to test drive both to get a more accurate comparison.. Seems like many members have 06 models in both the M35 and 45.. Is this the better year? I think CR rated the 06 and 09 as being the better years but i do realize that any year can have its issues like you said..

Thanks again
I just purchased an 06 because it was a good deal. bought it less than any other M I saw in the area with barely any miles, 11k in early 09.

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tmf2004
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Sounds like a great deal.. I've been lurking on yahoo autos and found many 06's with 20-30k miles..

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paranoidjack
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Car: 2012 Infiniti M56 S
2003 Infiniti M45
2001 Infiniti QX4
2000 Infiniti Q45
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I joined - but too few 2000 q's I guess!

mkaresh
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Yes, only five 2000 Qs so far.

We also continue to need more participants for all model years of the M.

Not yet signed up? Details here:

Car reliability research

mkaresh
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Recently enhanced the related repair history survey so that it can (optionally) be used as a personal car maintenance record.

As always, more participants would be helpful. Updated Car Reliability Survey results in May.

If you've bought the new 2011, your participation would be especially helpful. I'd like to have stats ASAP for the redesigned M.

Not yet signed up? Details here:

Car reliability research

mkaresh
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I'd love to provide some quick initial stats for the 2011 M. So if you own one, I especially hope you'll help out. A few have already been signed up, but we'll probably need 40+ for a full result. Definitely doable.

Details here:

Car reliability research

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M35 Eagles fan
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Just signed up with my 2010 M35. Doesn't look like too many 2010's in the database.

mkaresh
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I don't think they sold many 2010s. Many people will have waited for the 2011.

Three 2011s so far, already tied with the 2010. I hope to have a few dozen by the end of May, for an initial result in August. This won't be easy, but it has been done before.

To sign up, with any model and model year from 1995 on:

Car reliability research

mkaresh
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Updated stats in about a week.

Four 2011s so far. Not many owners here yet?

mkaresh
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We have updated results for the M to include owner experiences through March 31, 2010. In terms of repair trips per 100 cars per year:

2008: 26, better than average, small sample size

2007: 68, about average

2006: 46, better than average, large sample size

We have two additional statistics, "Nada-odds" and "Lemon-odds," to indicate the percentage of cars with no repairs in the past year and those that required 3+ trips to the repair shop.

In the case of the 2006, the percentage with no repairs is about 68, and the percentage of lemons is less than one.

Nada-odds and Lemon-odds car reliability stats

A big thanks to AZhitman, this forum, and everyone who has been helping. We'll have further updates in August and November. With more participants, we could provide more precise information and cover all model years.

Infiniti M35 / M45 reliability comparisons

mkaresh
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Now 15 2011s, and 266 for all years. With a few more participants for the 2011 we could have an initial result for it in November.

To help provide better information on your year:

Car reliability research

mkaresh
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We have updated results for the M to include owner experiences through June 30, 2010.

Other sources of car reliability information won't cover the more recent months until the summer or even fall of next year.

In terms of repair trips per 100 cars per year:

2008: 26, better than average, small sample size

2007: 46, about average but very close to "better than average"

2006: 48, better than average, large sample size

We have two additional statistics, "Nada-odds" and "Lemon-odds," to indicate the percentage of cars with no repairs in the past year and those that required 3+ trips to the repair shop.

In the case of the 2006, the percentage with no repairs is about 71, and the percentage of lemons is less than one.

Nada-odds and Lemon-odds car reliability stats

Thank you, once again, to AZhitman, this forum, and everyone who has been helping. We'll have further updates in November and February. With more participants, we could provide more precise information and cover all model years. Very much hoping to have an initial result for the 2011.

To see how competitors compare, and to sign up to help:

Infiniti M35 / M45 reliability comparisons

mkaresh
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Next week we'll start previewing the next set of results to participants. The preview results will be updated as responses come in.

As always, the more owners participate, the better the information we can provide to everyone.

Car reliability research

Lynchr
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Car: 06 M35x, Journey, Technology
Location: Pleasant View, TN

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Just signed up for three vehicles

mkaresh
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Thanks, I certainly appreciate it. The more owners participate, the better the information we can provide to everyone.

Starting this month we have a new question to measure, as objectively as possible, the severity of a problem. Many people have been asking for reliability stats that weight problems by how severe they are, and once we have enough responses with the revised survey we'll start providing this.

Also, updated reliability stats this month.

Car reliability research

mkaresh
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We have updated results for the M to include owner experiences through September 30, 2010. Other sources of car reliability information won't cover the months since April until the summer or even fall of next year.

Repair frequencies, in terms of repair trips per 100 cars per year:

2011: 47, about average, very small sample size

2008: 53, about average, small sample size

2007: 29, better than average

2006: 35, better than average, large sample size

We have two additional statistics, "Nada-odds" and "Lemon-odds," to indicate the percentage of cars with no repairs in the past year and those that required 3+ trips to the repair shop.

In the case of the 2006, the percentage with no repairs is about 76, and the percentage of lemons is less than one.

Infiniti M Lemon-odds and Nada-odds

Thank you, once again, to AZhitman, this forum, and everyone who has been helping. We'll have further updates in February and May. With more participants, we could provide more precise information and cover all model years.

To see how competitors compare, and to sign up to help:

Infiniti M35 / M45 reliability ratings and comparisons

mkaresh
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We have some new pages that display all reported repairs by problem area:

2006 Infiniti M problem reports

From this page it's possible to select a different model year or specify a problem area.

maguzma
Posts: 126
Joined: Mon Oct 04, 2010 7:25 pm
Car: 2008 M35 Loaded

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My car is a 2008 (almost 2009, built June 08) and so far the dealership have replaced the front struts, radio, windshield wiper sensor and trunk emergency release handle. I hope I can get everything replaced before the warranty is up. Currently, the rain sensor is not working but I think it is because the window was replaced incorrectly. But my insurance company reported that they will replace it (it has a crack) with OEM and brand new rain sensor. Just waiting for the crack to get longer.

mkaresh
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We have updated results for the M to include owner experiences through December 31, 2010. Other sources of car reliability information won't cover the months since April until the summer or even fall of this year.

Repair frequencies, in terms of repair trips per 100 cars per year:

2011: 32

2008: 27, small sample size

2007: 20

2006: 32

All are better than average.

We have two additional statistics, "Nada-odds" and "Lemon-odds," to indicate the percentage of cars with no repairs in the past year and those that required 3+ trips to the repair shop.

In the case of the 2006, the percentage with no repairs is about 74, and the percentage of lemons is less than one.

Infiniti M Lemon-odds and Nada-odds

Thank you, once again, to AZhitman, this forum, and everyone who has been helping. We'll have further updates in May and August.

To see how competitors compare, and to sign up to help:

Infiniti M35 / M45 reliability ratings and comparisons

mkaresh
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We have updated our car reliability stats for the M to include owner experiences through March 31, 2011.

Repair frequencies, in terms of repair trips per 100 cars per year:

2011: 41

2008: 26, small sample size

2007: 25

2006: 34

The 2011 is about average, while the others are better than average.

We have two additional statistics, "Nada-odds" and "Lemon-odds," to indicate the percentage of cars with no repairs in the past year and those that required 3+ trips to the repair shop.

In the case of the 2006, the percentage with no repairs is about 75, and the percentage of lemons is less than one.

Infiniti M Lemon-odds and Nada-odds

mkaresh
Posts: 1038
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We have updated our car reliability stats for the M to include owner experiences through June 30, 2011.

Repair frequencies, in terms of repair trips per 100 cars per year:

2011: 49

2008: 25, small sample size

2007: 18

2006: 30

The 2011 is about average, while the others are better than average.

We have two additional statistics, "Nada-odds" and "Lemon-odds," to indicate the percentage of cars with no repairs in the past year and those that required 3+ trips to the repair shop.

In the case of the 2006, the percentage with no repairs is about 74, and the percentage of lemons is less than one.

Infiniti M Lemon-odds and Nada-odds

We'll have further updates in November and February. With more participants, we could provide more precise information and cover all model years.

To see how competitors compare, and to sign up to help improve this information:

Infiniti M35 / M45 reliability ratings and comparisons

mkaresh
Posts: 1038
Joined: Fri Dec 01, 2006 3:45 am
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We have updated our car reliability stats for the M (on our redesigned site) to include owner experiences through September 30, 2011.

Repair frequencies, in terms of repair trips per 100 cars per year:

2011: 56

2008: 48, small sample size

2007: 34

2006: 34

The 2011 is about average, while the others are better than average.

We have two additional statistics, "Nada-odds" and "Lemon-odds," to indicate the percentage of cars with no repairs in the past year and those that required 3+ trips to the repair shop.

In the case of the 2006, the percentage with no repairs is about 71, and the percentage of lemons is less than one.

Infiniti M Lemon-odds and Nada-odds

Thank you, once again, to AZhitman, this forum, and everyone who has been helping. We'll have further updates later this month and in May. With more participants, we could provide more precise information and cover all model years.

To see how competitors compare, and to sign up to help improve this information:

Infiniti M35 / M45 reliability ratings and comparisons

mkaresh
Posts: 1038
Joined: Fri Dec 01, 2006 3:45 am
Car: 2003 Mazda Protege5
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We have updated our car reliability stats for the M to include owner experiences through September 30, 2012.

Repair frequencies, in terms of repair trips per 100 cars per year:

2012: 22, better than average, very small sample size

2011: 68, worse than average, common problem with rattles, steering wheel trim, Bluetooth and rear shade

2008: 48, about average, small sample size

2007: 62, about average

2006: 46, about average

We have two additional statistics, "Nada-odds" and "Lemon-odds," to indicate the percentage of cars with no repairs in the past year and those that required 3+ trips to the repair shop.

2011: 58, 4

2007: 50, < 1

2006: 64, 2

We'll have further updates in February and May. We'd love to provide more precise stats and fully cover more model years--just a matter of getting more owners involved!

To see how competitors compare, and to sign up to help improve this information:

Infiniti M reliability ratings and comparisons

mkaresh
Posts: 1038
Joined: Fri Dec 01, 2006 3:45 am
Car: 2003 Mazda Protege5
Contact:

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We have updated our car reliability stats for the Infiniti M to include owner experiences through December 31, 2012.

Repair frequencies, in terms of repair trips per 100 cars per year:

2012: 20, low, very small sample size

2011: 38, moderate

2008: 46, moderate, small sample size

2007: 77, moderate

2006: 23, low

We have two additional statistics, "Nada-odds" and "Lemon-odds," to indicate the percentage of cars with no repairs in the past year and those that required 3+ trips to the repair shop.

2011: 73, < 1

2006: 81, < 1

Thank you, once again, to AZhitman, this forum, and everyone who has been helping. We'll have further updates in February and May. The more owners participate, the more comprehensive and precise these will be.

To see how competitors compare, and to sign up to help improve this information:

Infiniti M reliability ratings and comparisons

mkaresh
Posts: 1038
Joined: Fri Dec 01, 2006 3:45 am
Car: 2003 Mazda Protege5
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We've updated our reliability stats for the M to include owner experiences through March 31, 2013.

Repair frequencies, in terms of repair trips per 100 cars per year:

2012 M: 19, low, very small sample size
2011 M: 56, moderate
2008 M: 34, low, very small sample size
2007 M: 76, moderate
2006 M: 28, low

We have two additional statistics, "Nada-odds" and "Lemon-odds", to indicate the percentage of cars with no repairs in the past year and those that required 3+ trips to the repair shop:

2011 M: 65, 4
2006 M: 76, < 1

We'll have further updates in August and in November.

For the details, including the descriptions of reported repairs, and to sign up to help improve this information:

Infiniti M reliability ratings and comparisons

cji4130
Posts: 130
Joined: Sun Jul 26, 2009 3:34 pm
Car: 2006 M35x
Location: New York City

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just wanted to say. my M has proven to be an UNBELIEVABLY reliable vehicle...98000 miles...and have had to fix NOTHING. aside from wear and tear items,i.e. pads and rotors, tires, every fluid imaginable, belts and pulleys, windshield wiper blades,(i also dropped a full exhaust in it, as the old one was looking pretty beat up, and i got a superb deal on a new one) this car is one of the most reliable ive ever owned. cheers friends.


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