03-09-2020, 09:52 AM
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#17
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Registered User
Join Date: Sep 2009
Location: Weare,NH
Posts: 1,589
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Re: Haven't posted in awhile
3.73 was very common on 1500's. I have 4 parts trucks here now all with 3.73.
Look for code GT4 on the SPID in the glovebox to find it.
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