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:

Door Locks
To lock or unlock the doors from outside the vehicle: Use the key in the driver door to lock all doors or unlock the driver door only. Press or on the Remote Keyless Entry (RKE) transmitter. See Remote Keyless Entry (RKE) System Operation. To lock the doors from inside the vehic ...

Engine Heater
The engine heater can provide easier starting and better fuel economy during engine warm-up in cold weather conditions at or below −18°C (0°F). Vehicles with an engine heater should be plugged in at least four hours before starting. 1. Turn off the engine. 2. Open the hood and unwrap ...

Drive Range, Sixth Gear (Gen 1)
As vehicle speed increases, the transmission control module (TCM) processes input signals from the automatic transmission input and output speed sensors, the throttle position sensor and other vehicle sensors to determine the precise moment to command ON the normally-low 26 pressure control so ...