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PM-Performance

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Ty

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Sorry, I just reread the post. I thought you were asking the difference in the 07-09 and which were better.

These are strong cars that will take just about anything you can throw at them within reason.
Common issues that you will find were likely already addressed in most of them are:
1. Early clutches were known to be problematic. TSB has corrected this
2. Alternators I think were known to be problematic. Not quite like the Terminator, but still an issue
3. Intercooler pumps dieing
4. Door panel leather inserts peeling up. Common in all earlier S197 cars as I understand.
5. 07 cars had some issues I think with the balancer and there was a TSB to replace with the 08+ I think. Either that or people were just replacing.
6. 1-2 gear lockout. Clutch can be a contributing factor as well as lack of traction, but usually its more drivetrain alignment related. PS: the tr6060 is not a butter smooth trans, so don't expect much more than strength out of it.


Really, in the grand scheme of things those were all pretty minor things and you likely wont find one that hasnt had all these addressed already.

If you are looking to hoon it quite a bit, you will find the following tend to be annoyances:
1. Heat soak! These blowers when pushed hard make lots of heat and the engine bays do not flow alot of air out of them, so you will most deffinately see loss of power when it gets hot. Look into a better IC pump and HE at very minimum and have the tune set them to on all the time.
2. Belt slip! Diff belt and pulley and aux pulley combos can fix alot of this, but just be forewarned once you start spinning it hard, you will be dealing with belt slip.
3 I hear axle tubes like to split from the pumpkin and people welding them, but honestly I think you need to be hooking hard on some serious tire for awhile to see that happening.


Thats all I can think of off hand.
I have a Youtube channel that I share as much tech on the 07-09 cars as I deal with them and my experiences and fixes. Check my sig and you will see some of these issues I addressed and how I dealt with them.

Really though, they are rock solid cars just as any other Mustang. Just look for a clean one and use best judgement. Also lower mileage ones are not always the best. I have found sooooo many trashed <10K mile cars and clean carfax cars that had bodywork/paintwork/accidents, ect. Most people with these have some money, so they bypassed insurance when things happened and avoided carfax dings.
Keep that in mind
 

69b302

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No Widebands, no knock sensors, and PCM is open loop on WOT. Less forgiving if your tuner screws up.
 

PM-Performance

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No Widebands, no knock sensors, and PCM is open loop on WOT. Less forgiving if your tuner screws up.
None of those are issues whatsoever. Not less forgiving at all than an alumb block like whatsoever either.

Pretty simple. . . if you want a remote tune, add a wideband.
If you want to get dyno tuned, your tuner will install their own wideband for tuning.
Knock sensors. . . who cares. Yea they are nice to have to add some timing when you have better fuel, but hardly a con by not having them. Most of the big boys end up disabling them anyway because of false knock.
EVERY PCM is open loop at WOT. I have never owned a car that wasn't. Closed loop is for fuel trims. Fuel trims are moot at WOT, so they all go open loop. Some older cars, tuners will completely disable o2 feedback and fuel trims and just command what they want to see with no trimming needed.
 

1Kona_Venom

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Can anyone point me in the right direction on knowledge of the 07-09 gt500s?

Best year? Common problems? Options? Etc.

Sent from my SM-G892A using the svtperformance.com mobile app

I see your at Benning. 11 series?
Call USAA, get a loan for an '11-'12 Performance Pack optioned car. Worth the money. I just happen to be selling mine and I'm a within short driving distance :D

Only thing I keep hearing and reading about (07-09) on Facebook is the interior door panels fall off due to the adhesive that was used to assemble them.
 

69b302

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None of those are issues whatsoever. Not less forgiving at all than an alumb block like whatsoever either.

Pretty simple. . . if you want a remote tune, add a wideband.
If you want to get dyno tuned, your tuner will install their own wideband for tuning.
Knock sensors. . . who cares. Yea they are nice to have to add some timing when you have better fuel, but hardly a con by not having them. Most of the big boys end up disabling them anyway because of false knock.
EVERY PCM is open loop at WOT. I have never owned a car that wasn't. Closed loop is for fuel trims. Fuel trims are moot at WOT, so they all go open loop. Some older cars, tuners will completely disable o2 feedback and fuel trims and just command what they want to see with no trimming needed.

OP is looking for information on the 07-09s, and it is a different PCM then the later years. There is certainly value in a factory wideband and knock sensors, that the later years have. You have not owned enough cars yet:)
 
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jmsa540

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Hi, not an 11.

Ty for looking out.
I see your at Benning. 11 series?
Call USAA, get a loan for an '11-'12 Performance Pack optioned car. Worth the money. I just happen to be selling mine and I'm a within short driving distance :D

Only thing I keep hearing and reading about (07-09) on Facebook is the interior door panels fall off due to the adhesive that was used to assemble them.

Sent from my SM-G892A using the svtperformance.com mobile app
 

PM-Performance

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I
OP is looking for information on the 07-09s, and it is a different PCM then the later years. There is certainly value in a factory wideband and knock sensors, that the later years have. You have not owned enough cars yet:)

I have not owned enough cars yet? Lol. That’s funny.
Not a single real car guy would be turned off by no knock sensors or widebands.
You haven’t been around cars enough of you think that is a negative. I have installed widebands on literally every car I have built. I haven’t had a built car with knock sensors in like 15 yrs or more. Lol.
And you can add them as well.
 

PM-Performance

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[QUOTE="1Kona_Venom,

Only thing I keep hearing and reading about (07-09) on Facebook is the interior door panels fall off due to the adhesive that was used to assemble them.[/QUOTE]

literally a $8fix
 

1Kona_Venom

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[QUOTE="1Kona_Venom,

Only thing I keep hearing and reading about (07-09) on Facebook is the interior door panels fall off due to the adhesive that was used to assemble them.

literally a $8fix[/QUOTE]

lol, I didn't know lmfao
well at least the OP knows to budget $8.00 just in case
 

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