Help! C4 General

[Edzzchev]

Hey I just bought a 1993 corvette and I am having some trouble with the gauge cluster, the gauge cluster I bought the car with was bad so I swapped it out and it still isn’t displaying the mph correctly, the screen never comes out of the initialization stage and it shows 8 for all the possible numbers, is this common

 

[Wayback]

C4 Diagnostic Trouble Codes - Corvette Central Tech Blog

Read more about C4 Diagnostic Trouble Codes at Corvette Central Tech Blog

tech.corvettecentral.com

You can try jumping the on board diagnosis connector.