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Home >> Chevrolet >> 2017 >> Spark LT, Automatic CVT Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 79 (Automatic Transmission - 6T45 (MH7) - Diagnostic Information And Procedures) >> Diagnostic Information and Procedures >> DTC P0711-P0713 >> Circuit/System Description

Circuit/System Description

WARNING: This page is about a different car, the 2019 Buick Cascada, 2018 Buick Cascada, and 2017 Buick Cascada. However, it is still accessible from the selected car via links, so may be relevant.

For an overview of the component/system, refer to:Electronic Component Description

Component Description
B13 Transmission Fluid Temperature Sensor The temperature sensor is a negative temperature coefficient thermistor, a resistor which changes based on temperature.
B13 is part of the component: Q8 Control Solenoid Valve Assembly
K71 Transmission Control Module The control module receives information from a variety of sensors, switches and serial data information from other control modules. This information is used to control a combination of solenoid valves to obtain the correct line pressure, gear ratio and torque converter clutch operation.
K71 is part of the component: Q8 Control Solenoid Valve Assembly

No external circuit diagnosis is involved.

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