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RE: ZF4hp22 and the GM THM r1 transmissions
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Subject: RE: ZF4hp22 and the GM THM r1 transmissions
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From: "John R. Estep" <[email protected]>
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Date: Sun, 4 Aug 1996 17:24:14 -0700
> The THM r1 is probably an OPEL transmission made in
>GERMANY. (dont really know yet) BMW probably abandoned the ZF4hp22
>because it has been problematic for a long time. (It certainly appears this
>way from the service bulletin 1985 - 1993 )
There's a short blurb in the 9/96 issue of 'Automobile' magazine in the
middle of the Cadillac Catera comparison article:
"Yet the Catera's V-6 pulled strongly to its 6000-rpm power peak, its
four-speed automatic transmission (the same one that Opel builds for many
BMWs) shifting swiftly yet smoothly"
John Estep
[email protected]