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:

Interior Care
To prevent dirt particle abrasions, regularly clean the vehicle's interior. Immediately remove any soils. Note that newspapers or dark garments that can transfer color to home furnishings can also permanently transfer color to the vehicle's interior. Use a soft bristle brush to remove d ...

Tire Rotation and Required Services Every 12 000 km/ 7,500 mi
Rotate the tires, if recommended for the vehicle, and perform the following services. See Tire Rotation. Check engine oil level and oil life percentage. If needed, change engine oil and filter, and reset oil life system. See Engine Oil  and Engine Oil Life System. Check engine coo ...

Oil Pressure Relief Valve Replacement
Removal Procedure Remove the oil pan. Refer to Oil Pan Replacement. Remove the oil pressure relief valve closure bolt (1). Remove the oil pressure relief valve assembly (2). Separate the piston (3) and the spring (4). Warning: Bod ...