Chevrolet Sonic Repair Manual: Indicator/Warning Message Description and Operation
- Indicator LIGHT ON
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Refer to the owner's manual for the descriptions and explanations of all indicator lights.
For diagnosis and repair information related to an indicator light, refer to the System Diagnosis and the Description of Operation that the message relates to.
- Message Displayed
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Refer to the owner's manual for descriptions and explanations of all messages displayed.
For diagnosis and repair information related to a displayed message, refer to the System Diagnosis and the Description of Operation that the message relates to.
- CHANGE TIMING BELT MESSAGE
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The Instrument Cluster monitors the odometer mileage to determine when timing belt (if equipped) replacement may be necessary. After the vehicle has accumulated approximately 100,000 miles (160,000 kilometers), the Instrument Cluster may display the CHANGE TIMING BELT message. After the engine timing belt has been replaced, reset the CHANGE TIMING BELT message by locating and removing the fuses that supply power to the Instrument Cluster for two minutes.
Hood Ajar Indicator Description and Operation
Hood Ajar Switch
The body control module (BCM) applies B+ to the hood ajar signal circuit
and monitors the voltage to determine the position of the hood. When the hood
is closed, the sw ...
Parking Brake Indicator Switch Replacement
Removal Procedure
Remove the front floor console. Refer to
Front Floor Console Replacement.
Ensure that the park brake lever is in the fully released
position.
Disconnect t ...
Other materials:
Engine Coolant Thermostat Housing Replacement (LUW)
Removal Procedure
Remove the battery tray. Refer to Battery Tray Replacement.
Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle.
Drain the cooling system. Refer to Cooling System Draining and Filling.
Disconnect the engine harness conn ...
Radiator Upper Bracket Replacement
Radiator Upper Bracket Replacement
Callout
Component Name
Preliminary Procedure
Remove the front bumper fascia assembly. Refer to Front Bumper Fascia
Replacement.
1
Radiator Upper Bracket Fasten ...
Input Speed Sensor Replacement
Removal Procedure
Remove the control solenoid valve and transmission
control module assembly. Refer to Control Solenoid
Valve and Transmission Control Module Assembly Replacement.
Remove the input speed sensor bolt (2) M6 x 23.
Unlock t ...
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