Can anyone tell me what these two chips are from?

[Fast355]

BHAN - 1993 5.7 Auto
BJYN - 1995 5.7 Man - listed for a 16197427 PCM.

I can tell you first hand the BJYN is a 5.7/4L60E 1995 G-van

[Six_Shooter]

I can tell you first hand the BJYN is a 5.7/4L60E 1995 G-van

Could you be thinking of BJYM? BJYM comes up as auto.

[brian617]

I'd really like a copy of that BJYN if it were truely a 95 5.7 manual .BIN, but I doubt it is.

[Fast355]

I'd really like a copy of that BJYN if it were truely a 95 5.7 manual .BIN, but I doubt it is.

Its a 5.7/4L60E Auto 1995 G-van

I have 2 or 3 of those memcals in my garage.

BJYN = LD 350 TBI, 4L60E w/PWM, 3.42 gears, G10-G20 van

[Fast355]

Could you be thinking of BJYM? BJYM comes up as auto.

IIRC BJYM is for 3.73s

I know for a fact BJYN is a G-van with a 350/4L60E/3.42