12V Power Brake Booster Electric Vacuum Pump For GM GMC UP28 009428081 20939309
20804130, 20939309, 31317530. 009428081, 20914523, 178-0884. Maximum Vacuum (hg): 29.5. 1 x Vacuum Pump. for GM, for Volvo XC 90, for GMC K1500 72. Rated Power: 12W. for Chevrolet Swift, for Buick, for Cadillac.