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Re: 2012 Equinox Surge, top end knock
Posted to Technical Discussion Forum on 4/27/2024 2 Replies

I would be concerned about, and want to verify, oil pressure... both at the head and at the filter. Cold, hot, idle, revving etc. I think group consensus, regardless of published OEM specs, is VVT systems need at least 25 psi at all times Login to read more.

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