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:

Rear Safety Belt Comfort Guides
Rear safety belt comfort guides may provide added safety belt comfort for older children who have outgrown booster seats and for some adults. When installed on a shoulder belt, the comfort guide positions the shoulder belt away from the neck and head. Safety belt comfort guides are available ...

Checking Engine Oil
It is a good idea to check the engine oil level at each fuel fill. In order to get an accurate reading, the oil must be warm and the vehicle must be on level ground. The engine oil dipstick handle is a loop. See Engine Compartment Overview  for the location of the engine oil dipstick. 1. I ...

Parking Brake Adjustment (Drum Brake)
Note: The park brake cable adjusting nut is a nylon lock type. Use ONLY HAND TOOLS whenever tightening or loosening the adjusting nut. Apply and fully release the park brake several times. Verify that the park brake lever releases completely. Turn ON the ignition. Verify the red B ...