1999 GMC C3500HD

1999 GMC C3500HD A/C Line O-Ring

Your 1999 GMC C3500HD might be the best vehicle you’ve ever owned. Or you may just be struggling to keep it highway-approved. No matter the situation, Advance Auto Parts has the A/C Line O-Ring product you desperately need.

We currently carry 2 A/C Line O-Ring products to choose from for your 1999 GMC C3500HD, and our inventory prices range from as little as $15.79 up to $38.49.

On top of low prices, Advance Auto Parts offers 1 different trusted brands of A/C Line O-Ring products for the 1999 GMC C3500HD. We only sell parts from trusted brands like Factory Air so that you can find quality parts you can count on.

Don’t take our word for it - check out customer ratings and reviews to buy with confidence. We have 56 reviews on our A/C Line O-Ring products for the 1999 GMC C3500HD from previous customers.

Have parts delivered straight to your home, or find the nearest Advance Auto Parts store to check out our A/C Line O-Ring stock in-person!

A/C Line O-Ring for Your 1999 GMC C3500HD

Search through our amazing selection of A/C Line O-Ring products for your 1999 GMC C3500HD to find exactly what you’re looking for. Compare prices and reviews to choose the best part for you.

  • Cap & Valve A/C System Seal Kit

    Factory Air - Cap & Valve A/C System Seal Kit (Part No. 26775)

    Description
    High quality OE replacement part with all components needed to complete the job

    Product Features:
    • All the seals needed to complete the job
    • Compatible with both R12 and R134a refrigerants
    • SUV and rear air applications
    • Application specific
    4.0
    Read 3 review(s)

    Review snapshot ® by PowerReviews

    4.0
    4.0
    • 5
      5
      2021-07-17
      5
      5

      Yes

      Yes

      Submitted 2021-07-17

      By Kelly

      From Undisclosed

      Yes

      Bottom Line NULL

      Yes

      By Kelly from Undisclosed

      BOTTOM LINE NULL

    • 5
      5
      2021-06-27
      5
      5

      good kit

      good kit

      Submitted 2021-06-27

      By Marlin

      From Undisclosed

      got this kit to repair a 2002 saturn high pressure side valve that was leaking. kit also contained a few extra valves for the low side. new valve worked perfectly and have my air conditioning back.

      Bottom Line NULL

      got this kit to repair a 2002 saturn high pressure side valve that was leaking. kit also contained a few extra valves for the low side. new valve worked perfectly and have my air conditioning back.

      By Marlin from Undisclosed

      BOTTOM LINE NULL

    • 5
      5
      2021-05-27
      5
      5

      Would buy again

      Would buy again

      Submitted 2021-05-27

      By Tyler

      From Undisclosed

      Good fit!

      Bottom Line NULL

      Good fit!

      By Tyler from Undisclosed

      BOTTOM LINE NULL

    from $15.79

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  • Cap & Valve A/C System Seal Kit

    Factory Air - Cap & Valve A/C System Seal Kit (Part No. 26778)

    Description
    High quality OE replacement part with all components needed to complete the job

    Product Features:
    • All the seals needed to complete the job
    • Compatible with both R12 and R134a refrigerants
    • SUV and rear air applications
    • Application specific
    2.0
    Read 2 review(s)

    Review snapshot ® by PowerReviews

    2.0
    2.0
    • 3
      3
      2019-08-13
      3
      3

      2004 GMC sierra motor 4.8

      2004 GMC sierra motor 4.8

      Submitted 2019-08-13

      By Mauro

      From TX

      The AC valves did not fit for the low pressure or high pressure. They do not fit! They look like quality parts..

      Bottom Line recommended

      The AC valves did not fit for the low pressure or high pressure. They do not fit! They look like quality parts..

      By Mauro from TX

      BOTTOM LINE recommended

    • 1
      1
      2019-03-29
      1
      1

      I wouldn't buy this for a 2005 GMC Sierra

      I wouldn't buy this for a 2005 GMC Sierra

      Submitted 2019-03-29

      By Huggins24

      From Sumter South Carolina

      It doesn't work on a 2005 GMC Sierra. The replacement a/c port is to large to for the factory line.

      Bottom Line not recommended

      It doesn't work on a 2005 GMC Sierra. The replacement a/c port is to large to for the factory line.

      By Huggins24 from Sumter South Carolina

      BOTTOM LINE not recommended

    from $38.49

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