[XfireZ51]

Originally Posted by 98indypacer

That?s what I thought until I read this in a presentation from Marc Haibeck.

?For ?93 to ?94?s GM issued BMCB with Product Service Bulletin 576514 dated 18
September, 1995. It addresses a problem with a sag or surge on light throttle acceleration below 2500 RPM. It also corrects an intermittent ASR error that a few cars had.?

I read that BKKR was released 11/12/93 and was replaced by BMCB.

Looking at my library, the BKKR bin is an $F0 Mask ID. The latter $F0A bin file you are looking for is the BFDM. At least that's the broadcast code I have. Not sure if there was an earlier or later update beyond that.