DTC check xmission light

[Peter D. Hipson]

What do you have connected to E15? I show that as the MIL light, which is
connected to +12 via the ignition switch. 

At 10:13 AM 3/15/99 -0500, you wrote:
>Hi,
>   Well, I modified my scanner software, and am now able to watch on my
laptop 
>internal ECM memory locations while the engine is running.  I've been able
to 
>eliminate all but one trouble code, and I don't have the data I need to
solve 
>this one.
>
>   I'm running my Impala SS '96 LT-1 engine with a '95 ECM.  I have the
factory 
>service manuals for the engine, but not for a '95.  The trouble code is:
Check 
>Transmission Light open failure'.  I can believe this, since the '96 FSM
doesn't
>list a 'Check Transmission' light anywhere that I can find.  I assume the
'95 
>has this light, and it hooks up to the ECM somewhere.  Since I don't have
this 
>attached, I can expect this trouble code.
>
>   Can anyone tell me what plug and pin in the ECM is used for the 'Check 
>Transmission' light for a '95 LT-1?????
>
>
>Thanks,
>Dave Hempstead
>
>
>
Thanks, 
        Peter Hipson (founder, NEHOG)
        1995 White NA Hummer Wagon