Mileage of 991.1 GT3 engine failures?
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toddjude (11-16-2021)
#62
Rennlist Member
Just got my car back after 3 weeks at the dealer for misfire on Cylinder #2 i thought i was in for new engine but nope. They said injector caused the misfire. So they swapped out spark plugs in Cylinder 2 and 3, swapped out the coils and the bad injector and Alternator. So far no CEL light drove it hard for 30 mins home to see if warnings come back and none have. I’ll take it out a few times to see if something comes up. One thing i can say the car feels a little different like it’s struggling. And on 2nd gear at 8k RPM i hear a whining noise.
#63
Rennlist Member
15,xxx miles. 8 track days.
The car started to lose power, you could feel the misfire at high rpms. Got the CEL with multiple cylinder misfires.
New G6 coming this week.
The car started to lose power, you could feel the misfire at high rpms. Got the CEL with multiple cylinder misfires.
New G6 coming this week.
#64
Rennlist Member
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Porsche-Suchtig (04-05-2022)
#65
Rennlist Member
#66
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Porsche-Suchtig (04-05-2022)
#67
My engine went out right @ 18k miles. Took only a week to get a new one. For those of you who may be wondering how much it would cost post warranty, if original engine core is fine, $68k, if not $93k.
#68
Rennlist Member
Yes original engine. It’s a 2015 with 27k miles F series engine. I’ve already had two misfires but of course Porche has a bulletin they need they need to go by before they can swap engine out. Which includes spark plugs/coil packs/alternator and so on. If misfire returns upon driving then they keep troubleshooting it. So we’ll see how it goes when i track it. I actually have to drive from Nyc to Atlanta that should be fun in itself.
#69
Rennlist Member
As an alternative, you can get low mileage 4.0 motors for $25k - $45k last time I searched. Idk what the cost to install would be…
Another backup plan is the Dundon solution which I believe they are still planning to make available after 2024.
Porsche appears to have made progress in the diagnostics and I believe they can spot the problem sooner now. But as the warranty expiration nears owners may have to be vigilant and insistent at the slightest signs of trouble.
#70
Rennlist Member
Yes original engine. It’s a 2015 with 27k miles F series engine. I’ve already had two misfires but of course Porche has a bulletin they need they need to go by before they can swap engine out. Which includes spark plugs/coil packs/alternator and so on. If misfire returns upon driving then they keep troubleshooting it. So we’ll see how it goes when i track it. I actually have to drive from Nyc to Atlanta that should be fun in itself.
#71
Rennlist Member
thanks for the info i wish i knew this in December. But I’ll definitely use that info thank you. I plan on visiting PCNA while in Atlanta so we’ll see how that goes.
#72
Rennlist Member
With so many 991.1 GT3s essentially being garage queens, I wonder what the reputation and value deterioration will be in 2-5 years when the 2nd, 3rd, 5th, 8th, whatever owner blows up the previous gently driven garage queens just by driving them as they should be driven, and then face enormous repair bills...
It's definitely a Porsche motorsport/GT car that I do not see holding super strong value long term. Even those with replaced late series engines, not sure the general market will have the precise knowledge to make that distinction.
It's definitely a Porsche motorsport/GT car that I do not see holding super strong value long term. Even those with replaced late series engines, not sure the general market will have the precise knowledge to make that distinction.
Last edited by pfbz; 04-06-2022 at 07:47 PM.
#73
Rennlist Member
With so many 991.1 GT3s essentially being garage queens, I wonder what the reputation and value deterioration will be in 2-5 years when the 2nd, 3rd, 5th, 8th, whatever owner blows up the previous gently driven garage queens just by driving them as they should be driven, and then facing enormous repair bills...
It's definitely a Porsche motorsport/GT car that I do not see holding super strong value long term. Even those with replaced late series engines, not sure the general market will have the precise knowledge to make that distinction.
It's definitely a Porsche motorsport/GT car that I do not see holding super strong value long term. Even those with replaced late series engines, not sure the general market will have the precise knowledge to make that distinction.
We’ll see what happens. I for one drive and enjoy this car as much as i can given the time. I shipped the car from Nyc to Las Vegas last year and drove it to California had it out there for 10 days. If the engine goes and i get the G6 i’ll be driving it just as much. I enjoy this car every second i can. I’m driving it this coming week to Atlanta to track it then Hit up Tail of the dragon. And if i have time i plan on Visiting PCNA museum.
Last edited by Rhdjon; 04-06-2022 at 05:38 PM.
#74
Drifting
With so many 991.1 GT3s essentially being garage queens, I wonder what the reputation and value deterioration will be in 2-5 years when the 2nd, 3rd, 5th, 8th, whatever owner blows up the previous gently driven garage queens just by driving them as they should be driven, and then face enormous repair bills...
It's definitely a Porsche motorsport/GT car that I do not see holding super strong value long term. Even those with replaced late series engines, not sure the general market will have the precise knowledge to make that distinction.
It's definitely a Porsche motorsport/GT car that I do not see holding super strong value long term. Even those with replaced late series engines, not sure the general market will have the precise knowledge to make that distinction.
#75
Rennlist Member
Exactly.