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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 with Memory A45) >> Component Testing

Component Testing

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.

S64D Seat Adjuster Switch - Driver

  1. Ignition/Vehicle - Off
  2. Disconnect the electrical connector:S64D Seat Adjuster Switch - Driver
  3. Test for infinite resistance between the test points:Switch - All - Released
    • Component terminal A & E
    • Component terminal C & E
    • Component terminal D & E
    • Component terminal F & E
    • Component terminal G & E
    • Component terminal H & E
    • Component terminal J & E
    • Component terminal K & E
    • If less than infinite resistanceI 

      Replace the component:S64D Seat Adjuster Switch - Driver

    • Go to next step: If infinite resistance 
  4. Test for less than 2 ohms between the test points:Switch - Pressed
    • {Driver Seat Cushion Front Vertical Switch - Up}Component terminal A & E
    • {Driver Seat Cushion Front Vertical Switch - Down}Component terminal K & E
    • {Driver Seat Cushion Rear Vertical Switch - Up}Component terminal F & E
    • {Driver Seat Cushion Rear Vertical Switch - Down}Component terminal J & E
    • {Driver Seat Horizontal Switch - Forward}Component terminal D & E
    • {Driver Seat Horizontal Switch - Rearward}Component terminal C & E
    • {Driver Seat Back Switch - Forward}Component terminal H & E
    • {Driver Seat Back Switch - Rearward}Component terminal G & E
    • If 2 ohms or greater 

      Replace the component:S64D Seat Adjuster Switch - Driver

    • Go to next step: If less than 2 ohms 
  5. All OK.

Seat Motor

  1. Ignition/Vehicle - Off
  2. Disconnect the appropriate component:
    • M50D Seat Front Vertical Motor - Driver
    • M55D Seat Rear Vertical Motor - Driver
    • M51D Seat Horizontal Motor - Driver
    • M56D Seat Recline Motor - Driver
  3. Connect a 30 A fused jumper wire between the test points:Control terminal 1 & B+
  4. Momentarily connect a jumper wire between the test points:Control terminal 3 & Ground

    Reverse the jumper wires 2 times between the terminals.

    Verify the component works as specified:The component should change direction when reversing the jumper wires back and forth between the terminals.

    • If the component does not work as specified 

      Replace the component:Seat Motor

    • Go to next step: If the component works as specified 
  5. All OK.
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