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Questions for you Chev/GMC guys
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02-17-2010, 01:37 PM
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Novaracer
Join Date: Oct 2005
Location: winnipeg manitoba canada
Posts: 732
there should be a decal in the glovebox with the rpo codes on them you will want to look for GU6 : AXLE REAR, 3.42 RATIO
here is the complete list of rpo codes
RPO codes - S-10 Forum
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