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  1. M

    Interesting loss of oil pressure issue GM 6 Liter

    Unfortunately I was telling the truth that my stealer charged me $450 to replace the sender because they had to spend 2+ hours removing the intake manifold to get at it. My 6.2 doesn't have a screen below the sender. When replacing the sender didn't fix the problem, they offered to replace the...
  2. M

    Interesting loss of oil pressure issue GM 6 Liter

    Before spending $450 at the stealer to replace sending unit and screen under it, change your oil and use a Wix XP filter with full sythetic Amsoil 0W-30. Could also be pump or O ring in pickup. Or bearings could be loosening in engine and sucking air.
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