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Home >> Chevrolet >> 2018 >> Traverse L >> Repair and Diagnosis >> External Pages >> Different car >> Section 19 (Battery, Starting And Charging System) >> Diagnostic Information and Procedures >> Proactive Alert Identifier SAC004 >> Circuit/System Testing

Circuit/System Testing

WARNING: This page is about a different car, the 2019 Chevrolet Traverse. However, it is still accessible from the selected car via links, so may be relevant.
  1. Ignition OFF, measure and record the C1 Battery voltage at the terminals.
  2. Verify the measured voltage is between 12.0 - 15.0 V.
    • Go to next step: If voltage is between 12.0 - 15.0 V 
  3. Test for less than 0.5 V between the positive battery terminal and positive terminal at the X50D Fuse Block - Battery with the ignition in the CRANK/START position.
    • If 0.5 V or greater 

      Replace the positive battery cable.

    • Go to next step: If less than 0.5 V 
  4. Test for less than 0.5 V between the positive battery cable at the X50D Fuse Block - Battery and terminal 1 X2 or A X2 at the M64 Starter Motor with the ignition in the CRANK/START position.
    • If 0.5 V or greater 

      Replace the positive battery cable.

    • Go to next step: If less than 0.5 V 
  5. Test for less than 0.5 V between the negative battery cable and the M64 Starter Motor case with the ignition in the CRANK/START position.
    • If 0.5 V or greater 

      Replace the negative battery cable.

    • Go to next step: If less than 0.5 V 
  6. Replace the Starter.
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