From what I've read, if you have a 97/98 the harness whould be present and all you'll need is a DIC... otherwise, you'll need a DIC and harness and you're set. I dunno where you'll have to plug in to though
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Rich Ramos - '98 Arctic White GT
Mods: FWI, Custom Exhaust, ZZP Rockers, ZZP Stage 1 HVTB, Buick STBs, 180 T-Stat, Blazer 3200s