GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2003 🢒 Sonoma Pickup - 2WD 🢒 Body and Accessories 🢒 Wiring Systems 🢒 Secondary Air Injection Pump Inlet Hose/Duct Replacement

Removal Procedure
  1. Raise vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  2. Remove the inlet hose from the pump and vehicle.
  3. Transfer parts as necessary.

Installation Procedure
  1. Install the inlet hose to the pump.
  2. Install band clamp.
  3. Lower vehicle.