Chevrolet Sonic Owner's Manual: OnStar
If equipped, this vehicle has a comprehensive, in-vehicle system that can connect to a live Advisor for Emergency, Security, Navigation, Connection, and Diagnostic Services. See OnStar Overview.
Roadside Assistance Program
U.S.: 1-800-243-8872
TTY Users (U.S. Only): 1-888-889-2438
Canada: 1-800-268-6800
As the owner of a new Chevrolet, you are automatically enrolled in the Roadside
Assistance program.
See Roadside ...
Other materials:
Liftgate
To lock or unlock the liftgate from the inside, press
or
on the central locking switch or on
the driver door switch.
The vehicle must be in P (Park) for automatic transmissions. For manual transmissions
the parking brake must be engaged.
To open the liftgate from the outside, press
twi ...
Spark Plug Inspection
Spark Plug Usage
Ensure that the correct spark plug is installed. An incorrect spark
plug causes driveability conditions.
Ensure that the spark plug has the correct heat range. An incorrect
heat range causes the following conditions:
Spark plug fouling—Colder plu ...
Front Differential Carrier Cleaning and Inspection
Front Differential Carrier Cleaning and Inspection
Callout
Component Name
Caution: After cleaning the transmission components, allow
to air dry. Do not use cloth or paper towels in order to dry any transmission
compo ...
0.0048