Chevrolet Sonic Repair Manual: Hydraulic Steering

Steering

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Power Steering System Description and Operation

The power steering system reduces the amount of effort needed to steer the vehicle. The system uses the powertrain control module (PCM), body control module (BCM), power steering control module (P ...

Other materials:

Battery Disconnect Warning
Warning: Unless directed otherwise, the ignition and start switch must be in the OFF or LOCK position, and all electrical loads must be OFF before servicing any electrical component. Disconnect the negative battery cable to prevent an electrical spark should a tool or equipment come in c ...

Relay Replacement (Within an Electrical Center)
Special Tools EL-43244 Relay Puller Pliers Removal Procedure Remove the electrical center cover. Note: Always note the orientation of the relay. If equipped with a notch style relay; observe the location of the notch on the old relay to verify the new r ...

Drive Range - Fourth Gear (Gen 2)
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 OFF the normally-low 35R pressure control ...