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:

Rear Side Door Outer Panel Replacement
Removal Procedure Warning: Refer to Glass and Sheet Metal Handling Warning. Note: According to different corrosion warranties, only the regional mandatory joining methods are allowed. Disable the SIR System. Refer to SIR Disabling and Enabling. Dis ...

Rear Seat Back Cushion Cover and Pad Replacement (AMA 60% w/Split Back)
Rear Seat Back Cushion Cover and Pad Replacement Callout Component Name Preliminary Procedure Remove the rear seat back cushion. Refer to Rear Seat Back Cushion Removal and Installation Remove the rear seat head restraint ...

Intake Manifold Cleaning and Inspection
Clean the intake manifold mating surfaces. Inspect the intake manifold (2) for damage. Inspect the intake manifold for cracks near metallic inserts. Inspect the crankcase ventilation passages in the intake manifold face for blockage. Warning: Wear safety glasses in or ...