Chevrolet Sonic manuals

Chevrolet Sonic Repair Manual: Emissions

Engine Coolant Fan Shroud Replacement (LUV)
Engine Coolant Fan Shroud Replacement Callout Component Name Preliminary Procedures Drain the engine coolant. Refer to Cooling Syst ...

Air Injection
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Other materials:

Automatic Transmission Shift Lock Control Function Check
Warning When you are doing this inspection, the vehicle could move suddenly. If the vehicle moves, you or others could be injured. 1. Before starting this check, be sure there is enough room around the vehicle. It should be parked on a level surface. 2. Apply the parking brake. Be ready to ap ...

Valve Guide Reaming, and Valve and Seat Grinding
Valve Cleaning Procedure Use soft bristle wire brush to clean any carbon build-up from the valve head. DO NOT use a wire brush on any part of the valve stem. The valve stem is chrome plated to provide enhanced wear characteristics. Wire brushing the stem could remove the chr ...

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 ...

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