Would this do any damage to my car? It is a 3.8 v6 Pontiac Grand Prix.


3/4 of a quart will probably not cause damage, but it may cause some foaming if the crank is dipping into the sump. I wouldn't worry.

You could crack the drain plug and drip out that amount if it bothers you.

  • 1
    If the crank is dipping into the oil - it can make it harder to start... – Solar Mike Feb 8 at 6:31
  • True dat. But I doubt it on a 'Merican 3.8 liter sump. – SteveRacer Feb 10 at 10:36

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