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Home >> Chevrolet >> 2017 >> Spark LT, Automatic CVT Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 66 (Fixed And MOVEABLE Window System) >> Diagnostic Information and Procedures >> DTC B3205, B3210, B3215, or B3220 >> 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:Power Windows Description and Operation 

Circuit Description
B+ - M74 Window Motor Supplied from a fuse.
Ground Chassis Ground
Component Description
M74 Window Motor
  • Power Window Control
  • The control module and the DC motor are one assembly.
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