Chevrolet Sonic Repair Manual: Fuses Junctions and Relays

Body Control System Description and Operation

The body control system consists of the body control module (BCM), communications, and various input and outputs. Some inputs, outputs and messages require other modules to interact with the BCM. ...

Front Compartment Fuse Block Replacement

Removal Procedure Disconnect the battery negative cable. Refer to Battery Negative Cable Disconnection and Connection. Remove the junction block cover (1). ...

Other materials:

Automatic Door Locks
The vehicle is programmed so that when the doors are closed, the ignition is on, and the shift lever is moved out of P (Park) for automatic transmissions, or when the vehicle speed is above 13 km/h (8 mph) for manual transmissions, the doors and the trunk/liftgate will lock. To unlock the doo ...

Charge Air Cooler Replacement
Charge Air Cooler Replacement Callout Component Name Preliminary Procedures Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection. Raise and properly support the vehicle. Refe ...

Drive Range, First Gear (Gen 1)
As the vehicle speed increases, the transmission control module (TCM) receives input signals from the automatic transmission input and output speed sensors, throttle position sensor and other vehicle sensors to determine the precise moment to deenergize or ?urn OFF?the shift solenoid, and to c ...