AUSF and BJHB one came out of a 90's vette and the other? they both work in my $8D TPI 1227727 ecm .
However if I set bit 41 in the program the ses light is set with the code 41. I tried the v6 memcal jumper mod ASSuming that the BJHB was a v6 memcal and ran very lean and surged at idle.
Wat'sup?