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:

Strut, Strut Component, or Spring Replacement
Disassembly Procedure Remove the strut assembly from the vehicle. Refer to Strut Assembly Removal and Installation. Note: The spring is compressed when the strut moves freely. Install the strut assembly (2) in a suitable spring compressor ...

Piston, Connecting Rod, and Bearing Removal
Install the crankshaft balancer bolt. Set the pistons 1 and 4 to TDC in direction of engine rotation. Note: Note cylinder sequence. Mark the connecting rod with the connecting rod bearing cover (1). Remove the 4 connecting rod bearing caps bol ...

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 ...