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Re: Destined to Fail
Posted to Technical Tips Forum on 7/17/2019

GM has a Technical Service Bulletin (TSB) for Castech specific cylinder heads that are prone to cracking. GM’s TSB #06-06-01-019B covers 4.8L and 5.3L engines with VINs V, T, M, B, Z from 2001-2006. Login to read more.