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Home >> GMC >> 2018 >> Terrain SL >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Anti-Theft Systems >> Power Door Lock System And Release Systems >> Diagnostic Information And Procedures >> DTC B396D: Front Liftgate Actuator Switch Circuit >> Component Testing
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Component Testing

  1. Ignition/Vehicle - Off
  2. Disconnect the electrical connector: S45B Liftgate Control Switch - Interior
  3. Test for infinite resistance between the test points: Signal terminal 4 & Ground terminal 1 - Not Pressed
    • If less than infinite resistance 

      Replace the component: S45B Liftgate Control Switch - Interior

    • Go to next step: If infinite resistance 
  4. Test for less than 3 ohms between the test points: Signal terminal 4 & Ground terminal 1 - Pressed
    • If 3 ohms or greater 

      Replace the component: S45B Liftgate Control Switch - Interior

    • Go to next step: If less than 3 ohms 
  5. All OK.
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