Chevrolet Sonic Repair Manual: Air Injection

Emissions

...

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:

Turning the Systems Off and On
The button for TCS and StabiliTrak is on the center console. Caution Do not repeatedly brake or accelerate heavily when TCS is off. The vehicle driveline could be damaged. To turn off only TCS, press and release the button. The traction off light displays in the instrument cluster. To tu ...

Throttle Body Inspection and Cleaning
Note: Over extended time and mileage, deposits may accumulate on the back of the throttle valve plate. The source of the deposit is exhaust gas. Typically these deposits pose no problem. Occasionally the deposit may accumulate to a point where perceived pedal effort or throttle valve mov ...

Control Valve Body Assembly Assemble (Gen 1)
Control Valve Body Assembly Assemble Callout Component Name 1 Valve Body Ball Check Valve (Qty: 6) 2 Control Valve Channel Plate Spacer Plate Assembly 3 ...