Chevrolet Sonic Owner's Manual: Tire Messages
LF XX, RF XX, LR XX, or RR XX
A message displays when the tire pressure is low. It shows the location of the low tire and the approximate pressure of the low tire.
If a tire pressure message appears, stop as soon as you can. Inflate the tires by adding air until the tire pressure is equal to the values shown on the Tire and Loading Information label. See Tires , Vehicle Load Limits , and Tire Pressure.
Engine Oil Messages
% CHANGE
This message displays when the engine oil needs to be changed. When changing
the engine oil, be sure to reset the Oil Life System. See Engine Oil Life System
, Engine Oil , and Maintenan ...
Trip Computer
...
Other materials:
Engine Overheating
The vehicle has an indicator to warn of the engine overheating.
If the decision is made not to lift the hood when this warning appears, get service
help right away. See Roadside Assistance Program.
If the decision is made to lift the hood, make sure the vehicle is parked on
a level surface.
T ...
Vehicle Yaw Sensor Learn
The yaw sensor does not require calibration often. Calibration of the yaw rate
sensor might be required after certain service procedures are performed. Some of
these procedures are as follows:
Electronic brake control module (EBCM) replacement
Multi-axis acceleration sensor replacement
...
Control Valve Body Cover Replacement
Removal Procedure
Disconnect the battery negative cable. Refer to
Battery Negative Cable Disconnection and Connection.
Raise and support the vehicle. Refer to
Lifting and Jacking the Vehicle.
Remove the front bumper fascia opening lower cover.
Refer to Front Bumper ...
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