Will a 98 black box fit a 97 gmc sierra


Asked by Heriberto Jun 01, 2018 at 12:04 AM about the 1997 GMC Sierra 1500 C1500 SLE Extended Cab SB

Question type: Maintenance & Repair

I have a 97 gmc sierra that needs to be tuned and i jeard
you cant tune these but you can tune the 98 is it posible
to switch the computer to a 98? If so what wiring will need
to be done

1 Answer


You can tune it up, spark plugs, cap, rotor, plug wires, PCV valve, filters, just make sure you sure quality parts. If your wanting a reprogrammer just check the manufactures web site of the unit you want and they can match it with you processor number and sometimes even with the VIN. HTH

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