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

Ignition/Vehicle - Off
Disconnect the electrical connector:S64D Seat Adjuster Switch - Driver
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 resistance
  Replace the component:S64D Seat Adjuster Switch - Driver
- Go to next step: If infinite resistance
Test for less than 2 ohms between the test points:Switch - All - Released
- Component terminal A & B
- Component terminal C & B
- Component terminal D & B
- Component terminal F & B
- Component terminal G & B
- Component terminal H & B
- Component terminal J & B
- Component terminal K & B
- If 2 ohms or greater
  Replace the component:S64D Seat Adjuster Switch - Driver
- Go to next step: If less than 2 ohms
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
All OK.

Seat Motor

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