Shop Buick Century Secondary Air Injection Pump Check Valve. A.I.R. PUMP, 2.5 liter. ATS; 2.5L. Air EMISSION, Liter, Make - OEM Buick Part # 12639990

Secondary Air Injection Pump Check Valve. Valve Kit - SECD Air INJN Cheek.
Calif. Secondary Air Injection Pump Check Valve.

Secondary Air Injection Pump Check Valve

Fits ATS

A.I.R. PUMP, 2.5 liter. ATS; 2.5L.
Air Injection System Check Valve - Repair or Replace
A failed air injection solenoid or secondary air valve will often have no noticeable symptoms beyond a check engine light, but it does cause your to operate inefficiently and produce higher emissions. Our technicians have access to manufacturer-approved repair processes and genuine parts.