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Home >> Chevrolet >> 2015 >> Cruze LT, Automatic Trans >> Repair and Diagnosis >> Body & Frame >> Seats >> Power Seat System >> Diagnostic Information and Procedures >> Power Seat Malfunction >> Circuit/System Testing >> Seat Motor Circuit Test

Seat Motor Circuit Test

  1. Ignition OFF, disconnect the harness connector at the appropriate seat motor listed below:
    • M50D Seat Front Vertical Motor - Driver
    • M51D Seat Horizontal Motor - Driver
    • M55D Seat Rear Vertical Motor - Driver
  2. Connect a test lamp between control circuit terminal 1 and control circuit terminal 5, ignition ON.
  3. Verify the test lamp turns ON when commanding the seat motor Up and Down using the seat adjuster switch.
    • If the test lamp does not turn ON during either of the commands 
    1. Ignition OFF, disconnect the harness connector at the S64D Seat Adjuster Switch - Driver.
    2. Test for less than 2 Ω in each control circuit end to end.
      • If 2 Ω or greater, repair the open/high resistance in the circuit.
      • If less than 2 Ω, test or replace the S64D Seat Adjuster Switch - Driver.
    • If the test lamp turns ON during each of the commands 
  4. Test or replace the seat motor.
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