cost to replace air pump or smog pump on 1991 Mercedes-Benz 560SEL

my air pump started makeing noise,I disconneced the belt

by in Berkeley, CA on May 25, 2011
1 answer
ANSWER by , May 25, 2011
My labor guide says it's 2.7 hours labor to replace the air pump , check www.rockauto.com or A1Cardone for the price of an air pump.