98078793 | Genuine GM® Brake Vacuum Pump

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98078793 | Genuine GM® Brake Vacuum PumpDescription and Purpose: This OEM GM Brake Vacuum Pump is a critical component in the power brake assist system, specifically designed for diesel applications with the 6. 6L V8 engine. Part Number: 98078793, Condition: New. It generates the vacuum pressure required to operate brake boosters in Isuzu NPR, NPR HD, NPR XD, and NQR trucks from 2008 to 2025. By delivering consistent vacuum supply, this pump ensures smooth and reliable brake response under

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Helps maintain controlled braking

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