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burning oil

  1. Black Exhaust Tip

    LF (2015+) Sonata/i45
    I just bought this 2018 Hyundai Sonata Limited with a 2.4L 4 cylinder used with 22400 miles. The oil was changed before i bought it. I noticed that the crome exhaust tip has a black carbon like deposit on it. Is this an indicator that the engine may be burning oil? Or something else.
  2. Burning oil: use thicker viscosity?

    RB (2012-2017) Accent
    My '12 Accent (about 80k miles) goes through at least a quart of oil every month. Doesn't seem to be a leak; I keep the car in garage, and no sign of that. And no smoking from the engine, by "burning" I mean oil is depleting. I called a local mechanic I like, was going to bring the car in, but...