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:

Windshield Side Garnish Molding Replacement
Windshield Side Garnish Molding Replacement Callout Component Name Preliminary Procedures Disable the SIR system, if equipped. Refer to SIR Disabling and Enabling. 1 Windshield Side Garnish Moldi ...

Exhaust Manifold Installation
Clean the exhaust manifold sealing surface. Install a NEW exhaust manifold gasket (1) to the cylinder head. Caution: Refer to Fastener Caution. Caution: Refer to Torque-to-Yield Fastener Caution. Install the exhaust manifold (3) and tighten the NEW nu ...

Intake Manifold Installation (1.8L LUW and LWE)
Clean the sealing surfaces. Install 4 NEW gaskets. Caution: Refer to Fastener Caution. Install the intake manifold (2) and the 7 intake manifold bolts (1) and tighten to  20 Y (15 lb ft). Install the intake m ...