Circuit/System Testing

2013 Buick Regal Turbo Premium, Standard TransSECTION Circuit/System Testing
  1. Ignition OFF, disconnect the X2 harness connector at the K29 seat heating control module.
  2. Test for infinite resistance between the control circuit terminals listed below and ground:
    • Terminal 3
    • Terminal 5
    • If less than infinite resistance 

      Repair the short to ground on the circuit.

    • If infinite resistance 
  3. Ignition ON.
  4. Test for less than 1 V between the control circuit terminals listed below and ground:
    • Terminal 3
    • Terminal 5
    • If 1 V or greater 

      Repair the short to voltage on the circuit.

    • If less than 1 V 
  5. Replace the K29 seat heating control module.
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.