Quote:
Originally Posted by brian schuetta
Anybody know if I can replace the 4L60E in my 2007 GMC Sierra with a 4L65E from another vehicle and still use the computer in my truck, are they compatible? Also what vehicles do I find 4L65E transmissions in? Thanks guys.
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The 4L60E can be upgraded beyond the 4L70E spec.
Check out PerformaBuilt Trans and look at their Towing Series trans.
http://performabuilt.com/gm%20heavy%20hauler.html
They can also help with the advice on the 4L65E swap.
Dan