OEM 2009 Chevrolet Impala Secondary Air Injection Pump

2009 Chevrolet Impala Secondary Air Injection Pump Parts and Q&A

• Q: How to Properly Service the Secondary Air Injection Pump on 2009 Chevrolet Impala?

  A: The replacement of the Secondary Air Injection Pump requires air cleaner upper housing removal. Unplug the secondary air injection (AIR) pump from the pump by disconnecting its quick connect fitting for the hose at the hood location. Lift the vehicle before using a proper lifting support. Detach the quick connect fitting from the pump which controls the air feed tube. Using a helping colleague pull off the engine wiring harness electrical connector while it disconnects from the air pump wiring harness electrical connector. To disconnect the clip from the electrical connector of the air pump wiring harness squeeze both parts together before pushing them out from the bracket. Next lower the vehicle while unscrewing the air pump nuts. Unconnect the air pump feed tube while moving it where needed for removal before taking out the air pump. After installing the air pump on the bracket start by raising the vehicle for support. First fasten air pump nuts while keeping a torque of 10 nm (89 lb in). Connect first the air pump wiring harness electrical connector clip to the mounting bracket before joining the engine wiring harness electrical connector with the air pump wiring harness electrical connector. Attach the pump to the air feed tube quick connect fitment. Lower the vehicle and from under the hood position and connect the quick connect fitting of the air pump hose to the pump. Complete the installation by mounting the air cleaner upper housing.