Discuss General Motors (GMC, Chevy, Pontiac, Hummer, Cadillac, etc) tuning topics here. Request definitions, discuss parameters, etc.
Moderators: robertisaar, dex
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- Joined: Tue Mar 16, 2021 7:54 am
I bought a 2000 chevy c6500 engine, its the L21 not the L29 that is in the 2500 and the 3500. its an LS based engine> my question is what program do I down load?