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:

Low Fuel Warning Light
This light comes on for a few seconds when the ignition is turned on as a check to indicate it is working. If it does not come on, have it fixed. This light comes on when the vehicle is low on fuel. The low fuel warning light comes on when there are approximately 6.0 L (1.7 gal) of fuel rema ...

OnStar Description and Operation
This OnStar® system consists of the following components: Telematics communication interface control module OnStar® three button assembly Microphone Cellular antenna Navigation antenna Bluetooth® antenna (If equipped) Back up battery (If equipped) This system also interfaces wi ...

Door Lock and Ignition Lock Folding and Non-Folding Key Cutting
High Security keys are available from the service parts system. Obtain the key code from the security card or from the GM Dealer World, Parts, Key Code Look Up system. If you have the key code and access to a Triax-E., BD Laser or other code key cutting machine from the GM Dealer Equipment C ...