Chevrolet Sonic Repair Manual: Transmission Indicators and Messages
The following transmission-related indicators and messages may be displayed on the Instrument Panel Cluster (IPC). For a complete listing and description of all vehicle indicators and messages, refer to Indicator/Warning Message Description and Operation.
- "TRANSMISSION HOT IDLE ENGINE"
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This message is displayed when the TCM detects a transmission fluid temperature (TFT) equal to or greater than 132°C (270°F) for 5 seconds.
- “SERVICE TRANSMISSION”
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This message displays when there is a problem with the transmission.
Tire Pressure Indicator Sensor Replacement
Removal Procedure
Raise the vehicle on a suitable support. Refer to
Lifting and Jacking the Vehicle.
Remove the tire/wheel assembly from the vehicle. Refer
to Tire and Wheel Re ...
Tread Wear Indicators Description
The original equipment tires have tread wear indicators that show when you should
replace the tires.
The location of these indicators are at 60 degree intervals around the outer
diamet ...
Other materials:
Data Link Communications Description and Operation
Note: This is an overview of different serial data buses used by GM
devices to communicate with each others. Use Data Communication Schematics to
find out which serial data buses are configured for a specific vehicle.
Circuit Description
There are many components in a vehicle t ...
Ignition and Start Switch Housing Replacement
Ignition and Start Switch Housing Replacement
Callout
Component Name
Preliminary Procedures
Remove the theft deterrent module. Refer to Theft Deterrent Module
Replacement.
Remove the turn signal switch bracket. Refer to T ...
Special Tools (Diagnostic Tools)
Illustration
Tool Number/Description
CH-34730-2C
J-34730-2C
Injector Test Lamp
CH-38641-B
J-38641-B
Diesel Fuel Quality Tester
CH-39021-301
J-39021-301
...
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