6.5 Diesel TCM info wanted

David A. Cooley n5xmt at bellsouth.net
Sat Apr 17 16:56:47 GMT 1999


At 07:37 PM 4/17/99 +0200, you wrote:
>
>I have 97 Hummer NA Diesel with 4L80E transmission. Transmission controller
>(TCM) in my Hummer is:
>
>serv no 16196390  BRZY
>86BRZYMC62330269
>16229189  BRZY
>
>
>I have another TCM box
>
>serv no 16196390 BXNS
>86BXNSMC71040526
>16244899  BXNS
>
>
>1.
>can anyone explain how to read these numbers. What is hardware type /
>version and what is software version ?
>
>2.
>Does anyone happen to know differences of these boxes ?

The 2 boxes are identical... 16196390 is the service replacement part
number... the BRZY and BXNS are the calibrations that came from the factory
in each box.  the 16229189 BRZY and 16244899 BXNS are the part numbers of
the box with the CAL.
===========================================================
           David Cooley N5XMT           Internet: N5XMT at bellsouth.net
     Packet: N5XMT at KQ4LO.#INT.NC.USA.NA   T.A.P.R. Member #7068
   Sponges grow in the ocean... Wonder how deep it would be if they didn't?!
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