86 Lb9 ecm in an 89 work?
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From: NYTHIRDGEN
Car: 1989 T/A
Engine: PROCHARGED LB9
Transmission: FB BUILT 700r4 2200 stall
Axle/Gears: 10 BOLT EATON 3:73 POSI
86 Lb9 ecm in an 89 work?
restoring my 89 5,0 tpi t/a i had a hard time finding a computer. so the one i found was an 86 tpi t/a. it works but the car isnt done.so it hasnt been really driven around yet. so i dont know if it works properlly. anybody know if there the same?
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Joined: Sep 2005
Posts: 709
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From: Middleboro, MA
Car: 1988 Pontiac trans am/gta
Engine: 350
Transmission: 700r4
Axle/Gears: 3.23's
If you can use a chip out of the 89 im sure that the 86 ecm would work.
Assuming that there both the 165 ecm, which i believe it would be ( maf? right)
hopefully someone willl chime in with more knowledge
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