Todays RECALL on 991 GT3...

Todays RECALL on 991 GT3...

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Discussion

Candellara

1,876 posts

182 months

Sunday 8th November 2015
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i read these 991 Engine threads with interest. Having owned a multitude of GT3's and GT3 RS's i had an LOI on an RS with my local dealer - which i didn't exercise

My GT3's and RS's Gen 1 & 2's were pretty much problem free after much spirited driving in the UK and abroad but as much as i love the 991, i can't bring myself to get into one with the amount of documented "issues" being published on forums.

This will no doubt filter down into residuals on these cars and anything in years to come without a Porsche warranty is going to be very hard to move on in the future?

Steve Rance

5,446 posts

231 months

Sunday 8th November 2015
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Some 6RS's were recalled for Ecu remapping. Something to do with high altitude running. But no recalls for the GT1, 996cup, 997cup, 996R, 996RSR, 997 RSR and 997 cup S's that I know of. But I am sure that there is no Suggestion that the Mezger has suffered similar problems because that would be a bit silly.

On saying that, a recall for plugs and coil packs is no big deal in my opinion. I'm sure that in time all of the issues will be ironed out of the new engine and that VW might leave the Porsche engineering team to develop hardware in their own way and in their own time.

Magic919

14,126 posts

201 months

Sunday 8th November 2015
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I thought they had intake manifold problems on a couple of them and there was the crankcases assembled with insufficient sealant. Rear and front engine seals leaking too.

I seem to remember some kind of coolant pipe problem on Mezger, but maybe it was just the Turbo.

Steve Rance

5,446 posts

231 months

Sunday 8th November 2015
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No recals that I am aware of.

isaldiri

18,583 posts

168 months

Sunday 8th November 2015
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Funny, i think someone is mixing up conrod issues with the 991 gt3 than the 4.0. The 7.2 RS had an intake manifold recall where it was not fitted properly initially that was blowing a good few engines when the intake flap broke off and got ingested into the engine. Since that recall, i have not heard of any significant issues when used on track, unlike the 991 gt3 i might add.

The 3.8 and even the 4.0 seems to not quite match up to the 3.6 mezger gt engines in reliability from what I have been told admittedly though.

sidicks

25,218 posts

221 months

Sunday 8th November 2015
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Steve Rance said:
No recals that I am aware of.
Nor me, but that wasn't really the issue...

hondansx

4,569 posts

225 months

Sunday 8th November 2015
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I don't understand why people seem like to like jumping on the 991 GT3 which so much enthusiasm. I can only agree with others that it points towards a form of child-like jealously.

If i turn out to be 1 of the 35, i don't see it as a big deal. It's car with a warranty, it really doesn't worry me. The Cayenne has had multiple recalls over its 90,000 miles and just the other week i dropped by A5 into the Audi dealer for a service and was informed it was getting an 'improvement'.

As has been said, many Porsche engines have had their problems over the year. My only issue, as a track car, is the fact you cannot check the oil manually. Because the car measures only the top part of the oil, it fluctuates between overfilled and underfilled very easily (according to the onboard computer) on track, which is disconcerting. Obviously this is not just a 991 issue, but nevertheless puts me off using it on circuit.

C. Grimsley

1,364 posts

195 months

Sunday 8th November 2015
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Mines a July 2015 build date and haven't had a letter, done 2000 miles in the car and to be honest it's amazing, compared to others I haven't had an oil usage either, it's used 400ml in 2000 miles which is quite good, had no smokey start ups either.


I can only assume all the slating regards the cars and the engines are the haters, still it's like any new car, the real test is when they are in the hands of the public!

Carl

Edited by C. Grimsley on Sunday 8th November 22:33

5517

Original Poster:

1,952 posts

245 months

Monday 9th November 2015
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hondansx said:
My only issue, as a track car, is the fact you cannot check the oil manually.
Because the car measures only the top part of the oil, it fluctuates between overfilled and under filled very easily (according to the on board computer) on track, which is disconcerting.
Obviously this is not just a 991 issue, but nevertheless puts me off using it on circuit.
Ive not had that issue.

I keep my oil as per the recommended one green segment out and I've never seen it rise on track.
Ive seen it drop a segment in the afternoon and so is topped up with just say 100-200ml.



Steve Rance

5,446 posts

231 months

Monday 9th November 2015
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I doubt that you will have cause to worry with oil levels. Even at lower levels there is plenty of oil in the engine and they don't use much at a track day. I'm sure that this engine is an essentially very good unit.

isaldiri

18,583 posts

168 months

Monday 9th November 2015
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Steve Rance said:
Even at lower levels there is plenty of oil in the engine and they don't use much at a track day.
Some of the US guys I spoke to while in Germany that had seen quite a few cars being tracked mentioned something along the lines of 200-500(!!)ml of oil being used per track day. Which seemed extraordinarily high to me personally.

Steve Rance

5,446 posts

231 months

Monday 9th November 2015
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That is a lot of oil. I havent heared of anyone in the UK experiencing that.

hondansx

4,569 posts

225 months

Monday 9th November 2015
quotequote all
Magic919 said:
I thought they had intake manifold problems on a couple of them and there was the crankcases assembled with insufficient sealant. Rear and front engine seals leaking too.

I seem to remember some kind of coolant pipe problem on Mezger, but maybe it was just the Turbo.
Coolant pipes are an issue for all Mezger engines i believe. Not an 'engine' issue as such, but of course could lead to disaster if they were to fail.

SFO

5,169 posts

183 months

Monday 9th November 2015
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hondansx said:
Magic919 said:
I thought they had intake manifold problems on a couple of them and there was the crankcases assembled with insufficient sealant. Rear and front engine seals leaking too.

I seem to remember some kind of coolant pipe problem on Mezger, but maybe it was just the Turbo.
Coolant pipes are an issue for all Mezger engines i believe. Not an 'engine' issue as such, but of course could lead to disaster if they were to fail.
mostly in hot parts of the USA, on track?

red997

1,304 posts

209 months

Monday 9th November 2015
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I know a few people who have had the coolant pipes blow out on the Mezger, and a few more who have had them preventatively fixed.
The merger does have a couple of issues, but hell, which engine doesn't?
I intend on using my 991 GT3 like I did with my Mk1 996GT3 - fast, and on track.
if it breaks now - hell, it's covered under warranty !

BTW anyone know the year range of the current 991 engine issue?

Moosh

1,122 posts

221 months

Monday 9th November 2015
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red997 said:
I intend on using my 991 GT3 like I did with my Mk1 996GT3 - fast, and on track.
if it breaks now - hell, it's covered under warranty !
Absolutely correct attitude hehe

V8KSN

4,711 posts

184 months

Monday 9th November 2015
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Moosh said:
red997 said:
I intend on using my 991 GT3 like I did with my Mk1 996GT3 - fast, and on track.
if it breaks now - hell, it's covered under warranty !
Absolutely correct attitude hehe
Agree! beer

GT3-RS

1,085 posts

219 months

Monday 9th November 2015
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If I recall correctly the 997 GT3 RS had a lot of problems with RMS but it certainly hasn't affected values

Cheburator mk2

2,993 posts

199 months

Monday 9th November 2015
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GT3-RS said:
If I recall correctly the 997 GT3 RS had a lot of problems with RMS but it certainly hasn't affected values
The big difference is that a problematic RMS - unless it fails completely and is no longer physically on the crankshaft - is highly unlikely to grenade an engine. Pain the proverbial to fix, but not fatal. The 991GT3 engine has suffered a few fatal problems, which could pray on the minds of future buyers once out of warrany...

On the other hand - the best straight six cylinder engine ever made - BMW's S54B32 also looked like a dud initially, with spun conrod bearings all over the place. BMW did the right thing - widened the tolerances, recalled all M3s and lo-and-behold. Now it is considered an absolute masterpiece, worthy to be a Mezger comparable/competitor...

av185

18,514 posts

127 months

Monday 9th November 2015
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GT3-RS said:
If I recall correctly the 997 GT3 RS had a lot of problems with RMS but it certainly hasn't affected values
A good number also bailed after depositing on the 991 following the engine problems affecting just the 2 cars......probably their worst decision with hindsight. Clearly values have been totally unaffected and in any event who would run a latish GT3 997 or 991 without warranty.