Chevrolet Sonic Repair Manual: Camshaft

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 chr ...

Camshaft Actuator System Description

Camshaft Actuator System Overview (1) Camshaft Actuator Vane (2) Timing Chain Sprocket (3) Engine Oil Pressure-For retarding ...

Other materials:

Roof
Sunroof On vehicles with this feature, the sunroof only operates when the ignition is turned to ON/RUN or Retained Accessory Power (RAP) is active. Open/Close: To open the sunroof, press and hold the rear of the switch. To close the sunroof, press and hold the front of the switch. Vent: Pre ...

Child Restraint Systems
Rear-Facing Infant Seat A rear-facing infant seat provides restraint with the seating surface against the back of the infant. The harness system holds the infant in place and, in a crash, acts to keep the infant positioned in the restraint. Forward-Facing Child Seat A forward-facing chil ...

Tire Pressure Light
For vehicles with the Tire Pressure Monitor System (TPMS), this light comes on briefly when the engine is started. It provides information about tire pressures and the TPMS. When the Light Is On Steady This indicates that one or more of the tires are significantly underinflated. Stop as soo ...