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:

License Plate Lamp
Lamp Assembly Bulb Assembly 1. Bulb Socket 2. Bulb 3. Lamp Assembly To replace one of these bulbs: 1. Push the left end of the lamp assembly toward the right. 2. Turn the lamp assembly down to remove it. 3. Turn the bulb socket (1) counterclockwise to remove it from the lamp assembly ( ...

Immobilizer System Component Programming
This procedure will learn the immobilizer function. If the battery voltage is low, charge the battery before proceeding with the learn. If the body control module (BCM) or engine control module (ECM) have been replaced, they must be programmed before performing this learn procedure. Dependin ...

Camshaft Intake and Exhaust Sprocket Replacement
Special Tools EN-955-A Locking Pin For equivalent regional tools, refer to Special Tools. Removal Procedure Remove the air cleaner assembly. Refer to Air Cleaner Assembly Replacement. Remove the camshaft cover. Refer to Camshaft Cover Replacement. Remove both camshaft p ...