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Small white plastic T gizmo?

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Old 04-10-2024, 11:10 AM
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Car: 1984 Z28
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Small white plastic T gizmo?

Can anyone help me identify this and tell me what it does and where I can get a new one? Mine has crumbled which is why I had to put tape on it. Thanks!

Old 04-10-2024, 11:19 AM
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Re: Small white plastic T gizmo?

That's a vacuum check valve for the HVAC system. For an makes universal ones in the "HELP" section
Old 04-10-2024, 11:34 AM
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Re: Small white plastic T gizmo?

Dorman 47150

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Old 04-15-2024, 01:18 PM
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Re: Small white plastic T gizmo?

Looks like Amazon has the Dorman 47150 and "GM" 15-50568 I ordered on for my vacuum fitting assortment. Just to have.
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