low

  1. K

    Low oil pressure when cold & idle.

    I bought an 05 tahoe Lt w 200k miles v8 5.3. Had it 3 weeks now n getting low oil pressure read out. When I start it, if the engine is not already warm, I get alarm so I have to gas it to keep pressure. Once vehicle is warm it doesn't have issue but hovers just below or at 40. I'm almost...
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