Chevrolet Sonic Owner's Manual: Ride Control Systems

Hill Start Assist (HSA)

This vehicle has an HSA feature, which may be useful when the vehicle is stopped on a grade. This feature is designed to prevent the vehicle from rolling, either forward or rearward, during vehicl ...

System Operation

The vehicle has a Traction Control System (TCS) and StabiliTrak®, an electronic stability control system. These systems help limit wheel slip and assist the driver in maintaining control, especia ...

Other materials:

Brake Fluid Level Indicator Switch Replacement
Removal Procedure Disconnect the brake fluid level indicator switch electrical connector. Using a small, flat-bladed tool, lift the locking tab on the underside of the brake fluid level indicator switch (1) and remove the switch. Inspect the maste ...

Crankcase Ventilation System Inspection/Diagnosis
Results of Incorrect Operation A plugged positive crankcase ventilation (PCV) orifice or hose may cause the following conditions: Rough idle Stalling or slow idle speed Oil leaks Oil in the throttle body Sludge in the engine Functional Check With thes ...

2-6 Clutch Piston Installation (6T30)
2-6 Clutch Piston Installation Callout Component Name 1 2?E Clutch Piston Assembly Note: Position the 2?E piston air bleed and large slot toward the top of the case. DT-48271 seal protector ...