This is the dimmer switch for the instrument gauge cluster for 1997-2004 Chevrolet Corvette C5 vehicles. This part is used and in good, working condition. This has been modified and lights have been added from an alarm system. You may be able to replace that part with your old switch assembly, or use it as is for your cars' alarm system. Replace your old, faulty switch with this factory GM Part.

GM part # 12135149

Alternate Part #'s 10246859 ; D1577E

Item is number 36 in the GM diagram.