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Home >> Chevrolet >> 2020 >> Malibu LS >> Repair and Diagnosis >> External Pages >> Different car >> Section 107 (Power Seat System) >> Diagnostic Information and Procedures >> Power Seat Malfunction (Driver Seat without Memory A45) >> Circuit/System Description

Circuit/System Description

WARNING: This page is about a different car, the 2019 Chevrolet Malibu. 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 Seats System Description and Operation 

Circuit Description
B+ - S64D Seat Adjuster Switch - Driver Supplied from a fuse.
Control - Seat Motors The output circuit is switched from ground to 12 V to activate the component.
Ground - S64D Seat Adjuster Switch - Driver Chassis Ground
Component Description
S64D Seat Adjuster Switch - Driver The assembly S64D has 4 switches.The switch provides power and ground to the motor. When the switch is in an inactive state, all contacts are closed to ground.
M50D Seat Front Vertical Motor - Driver The motor M50D is a bidirectional DC motor that moves a seat.
M51D Seat Horizontal Motor - Driver The motor M51D is a bidirectional DC motor that moves a seat.
M55D Seat Rear Vertical Motor - Driver The motor M55D is a bidirectional DC motor that moves a seat.
M56D Seat Recline Motor - Driver The motor M56D is a bidirectional DC motor that moves a seat.