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:

Compass
The vehicle may have a compass display in the Driver Information Center (DIC). The compass receives its heading and other information from the Global Positioning System (GPS) antenna, StabiliTrak, and vehicle speed information. Avoid covering the GPS antenna, located on the roof, for long perio ...

Quarter Inner Trim Finish Panel Replacement (Hatchback)
Quarter Inner Trim Finish Panel Replacement Callout Component Name Preliminary Procedures Remove the rear side door opening floor carpet retainer. Refer to Rear Side Door Opening Floor Carpet Retainer Replacement. Remove ...

Cylinder Head Removal
Loosen the 12 cylinder head bolts in the sequence as shown. Use the following procedure: Loosen the cylinder head bolts 90 degrees. Loosen the cylinder head bolts 180 degrees. Note: Do not damage the guide sleeves (4) and (5). R ...