Chevrolet Sonic Owner's Manual: Engine Exhaust

Parking over Things That Burn

Warning Things that can burn could touch hot exhaust parts under the vehicle and ignite. Do not park over papers, leaves, dry grass, or other things that can burn. ...

Engine Exhaust

Warning Engine exhaust contains carbon monoxide (CO) which cannot be seen or smelled. Exposure to CO can cause unconsciousness and even death. Exhaust may enter the vehicle if: . The vehicle i ...

Other materials:

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 ...

Brake Rotor Assembled Lateral Runout Correction
Note: Brake rotor thickness variation MUST be checked BEFORE checking for assembled lateral runout (LRO). Thickness variation exceeding the maximum acceptable level can cause brake pulsation. Refer to Brake Rotor Thickness Variation Measurement. Brake rotor assembled latera ...

Heater Outlet Hose Replacement (LUV)
Heater Outlet Hose Replacement Callout Component Name Preliminary Procedures Drain the engine coolant. Refer to Cooling System Draining and Filling. Remove the air cleaner assembly. Refer to Air Cleaner Assembly Replacemen ...