Oil drain plug thread size?

Discussion in 'General Chevy & GM Tech Questions' started by GlitchMobile, Jan 13, 2010.

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  1. GlitchMobile

    GlitchMobile New Member

    Want to replace the engine oil drain plug on a 2003, 6L, Chevy Suburban 2500, to one of those quick release plugs. Does anyone know what the thread size is for that year and make of Suburban?
    Last edited: Jan 13, 2010
  2. 1st Synthetics

    1st Synthetics New Member 1000 Posts 100 Posts

    12mm-1.75 I believe.
  3. scrappiedew1

    scrappiedew1 New Member

    they should have a chart i used on one of my cars i like it but it would drain slower .that was all though other wise no problem i used a fram sure drain

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