Chevrolet Sonic Repair Manual: Cylinder Block

Engine Block Cleaning and Inspection

Special Tools EN-8087 Cylinder Gauge For equivalent regional tools, refer to Special Tools. Clean the sealing material from the gasket mating surfaces (2). Clean the engine blo ...

Crankshaft Sprocket Installation

Note: When installing the crankshaft sprocket, the cam and the groove must align (2). Install the crankshaft sprocket (1). ...

Other materials:

Engine Coolant Fan Replacement (LDE/LUW)
Removal Procedure Unclip transmission cooler lines from shroud if equipped. Unclip radiator surge tank outlet hose from fan shroud. Disconnect the engine coolant fan wiring harness. Note: You stand against driving direction. Unclip the engine coolant fan ...

Throttle/Idle Learn
Description The engine control module (ECM) learns the airflow through the throttle body to ensure the correct idle. The learned airflow values are stored within the ECM. These values are learned to adjust for production variation and will continuously learn during the life of the ...

Manual Shift Shaft Seal Removal
Manual Shift Shaft Seal Removal Callout Component Name 1 Manual Shift Shaft Seal Note: Use the DT-45201 seal remover to remove the seal to prevent damage to the case surface. Special Tools DT-452 ...