Don’t think anyone is talking about tuning as a fix for reliability issues, purely for drivability improvements. I just don’t think it will make it worse it terms of reliability.
The problem with sonnax is they only sleeve valves they know give problems in the US. Here in Australia you see other issue they don't do sleeves for.
It would be cheaper to just fit a brand new GM valve body for $1100 That way you have a new unit as well as new electronics. The next problem is the Pump if you can get your hands on a new GM unit fit it also.
Im not a fan of tuning as a fix, These transmission go 100-150K with out issues and normally on original oil so tuning may clean up some problems but its not really repairing internal issues.
Don’t think anyone is talking about tuning as a fix for reliability issues, purely for drivability improvements. I just don’t think it will make it worse it terms of reliability.
L322 3.6TDv8 Lux
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						SupporterWell lads I took the plunge and have bought a ecotuning kit for the RR, away at present moment hopefully it come from Germany and is there when I come back and I will let you know what I think of it, from the forum's I have read ( BMW/ RR ) they all rave about it but time will tell.
Declan
Just a quick plug here for Rovernova (Rhys from Furious Performance) - he currently has BRAND NEW valve bodies for sale - straight from the US, that will bolt straight in and solve all your worn valve body issues for good.
Head over to the verandah - he has posted there about them. If I can put some dollars together I'll be grabbing one for mine.
If you need to contact me please email homestarrunnerau@gmail.com - thanks - Gav.
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						SupporterOK lads got the ecotuning kit from Germany put it in the RR today ( about half an hour you have to solder one cable not hard if you are handy ), he says it takes about a week to get to know your driving but what I have notice straight away is the elastic band shifts are gone and it drives a lot better not hoping up & down changing gears, it kicks in at between 55km & 60km hr sports mode comes up and goes out at between 80km to 100km so your lock up your torque converter very early so hopefully less wear only time will tell will let you know more in the coming months as if I believe it was worth the money if any of you are interested here is the link Eco Tuning für Automatikgetrieben <br> Intelligente Motortuning
Declan
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						SupporterLads the link I gave is in German if you go to fullfattrr.com and then to fullfatrr.com - View Forum - Maintenance & Modifications page 3 it translate it to English.
Declan
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