GM EGR Vacuum Pump, 2001-2004 LB7

Fits: 2001 thru 2004 Chevy Silverado/GMC Sierra 2500HD/3500HD LB7 Duramax Diesel

*Discontinued by GM*

OEM GM exhaust gas recirculation vacuum pump. When your vacuum pump is noisy or not producing suction, it has likely failed.