Chevrolet Sonic Repair Manual: Air Injection

Emissions

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Secondary Air Injection Check Valve Installation

Install a NEW secondary air injection check valve gasket (1). Install the secondary air injection check valve (2). Caution: Refer to Fastener Caution. Install the ...

Other materials:

Special Tools (MIT Tool Instructions)
Bluetooth Pairing for Vehicles with Radio RPO: UF7 Either reset the pin code on the radio to 0000, or go under Device Info on the radio and see what the pin code is (to enter it later on the MIT). Turn the BT discoverable ON in the radio Bluetooth settings. Press Pair De ...

Radiator Outlet Hose Replacement (LDE LUW)
Special Tools BO-38185 Hose Clamp Pliers For equivalent regional tools, Refer to Special Tools. Removal Procedure Drain the cooling system. Refer to Cooling System Draining and Filling. Remove the radiator outlet hose clamp (1) at the engine using BO-38185 ...

Positive Crankcase Ventilation Pipe Removal
Open the 2 positive crankcase ventilation pipe retainer clips (2) and (3). Note: Move retainer clamp (1) in direction of the arrow. Remove the positive crankcase ventilation pipe from the intake manifold. Loosen the charger air bypass val ...