Chevrolet Sonic Repair Manual: Valvetrain

Starter Replacement (LUW)

Removal Procedure Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection. Raise and support the vehicle. Refer to Lifting and Jacking ...

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 ...

Other materials:

Forward Collision Alert (FCA) System
For vehicles with FCA, this system is intended to help avoid or reduce the harm caused by front-end crashes. FCA provides a flashing visual alert and beeps when approaching a vehicle directly ahead too quickly. FCA also provides a visual alert if following another vehicle much too closely. The ...

Engine Front Cover and Oil Pump Cleaning and Inspection
Engine Front Cover Cleaning Procedure Clean the engine front cover sealing surface. Warning: Wear safety glasses when using compressed air in order to prevent eye injury. Caution: To ensure proper engine lubrication, clean clogged or contaminated oil g ...

Turbocharger Assemble
Caution: Refer to Fastener Caution. Install the NEW quick fitting connector (2) and a NEW seal ring (1) to the turbocharger and tighten to 20 Y (15 lb ft). Inspect the turbocharger coolant pipes for ridges and damage. Install the tur ...