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:

Engine Heater
The engine heater can provide easier starting and better fuel economy during engine warm-up in cold weather conditions at or below −18°C (0°F). Vehicles with an engine heater should be plugged in at least four hours before starting. 1. Turn off the engine. 2. Open the hood and unwrap ...

Fog Lamp Aiming
Preparation Procedure Note: Horizontal aim is not adjustable on this vehicle. Vertical aim is done by an adjusting nut located on the rear of the fog lamp. Prior to aiming the fog lamps, perform the following steps: Completely assemble all of the components on the vehi ...

Exhaust Manifold with Catalytic Converter Replacement (LUW)
Exhaust Manifold with Catalytic Converter Replacement Callout Component Name Warning: Refer to Protective Goggles and Glove Warning. Warning: Refer to Exhaust Service Warning. Preliminary Procedure ...