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🔧 Upgrade your ride with GM precision — because your vehicle deserves the best!
The GM Genuine Parts Vacuum Check Valve (Model 15-50568) is a factory-recommended replacement part designed to meet rigorous GM OE standards. Made from durable nylon with compression and NPT thread connections, it ensures reliable one-way vacuum flow for your vehicle’s HVAC system. Backed by a 24-month unlimited mile warranty, this valve restores proper airflow control and is a top choice among automotive professionals and enthusiasts alike.
























| ASIN | B0016I0E42 |
| Best Sellers Rank | #17,020 in Automotive ( See Top 100 in Automotive ) #3 in Automotive Replacement Emission Vacuum Tee Connectors |
| Brand Name | GM GENUINE PARTS |
| Connector Type | Compression |
| Customer Reviews | 4.7 4.7 out of 5 stars (552) |
| Exterior Finish | Machined |
| Global Trade Identification Number | 00707773122037 |
| Included Components | Item |
| Inlet Connection Type | Compression |
| Item Dimensions | 2.7 x 1.4 x 1 inches |
| Item Type Name | Check Valve |
| Item Weight | 4.54 g |
| Manufacturer | ACDelco |
| Manufacturer Part Number | 15-50568 |
| Manufacturer Warranty Description | 24 Month / Unlimited Mile Limited Warranty on parts sold on or after 04/01/18. (Parts Only) Please see ACDelco.com for more details. |
| Material Type | Nylon |
| Model Number | 15-50568 |
| Number of Ports | 1 |
| Outlet Connection Size | 0.25 inches |
| Outlet Connection Type | NPT |
| Size | Stock |
| Thread Size | 1/4 inch |
| Thread Type | NPT |
| UPC | 707773122037 |
| Unit Count | 1 Count |
| Valve Type | Check Valve |
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