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Home >> GMC >> 2021 >> Terrain SL >> Repair and Diagnosis >> External Pages >> Different car >> Section 4 (Battery, Starting System And Charging System) >> Diagnostic Information and Procedures >> Symptoms - Stop/Start System >> Notes

Symptoms - Stop/Start System: Notes

WARNING: This page is about a different car, the 2020 GMC Terrain and 2020 Chevrolet Equinox. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:

The following steps must be completed before using the symptom lists.

  1. Perform the Diagnostic System Check prior to using this diagnostic procedure:Diagnostic System Check - Vehicle
    • Verify that no DTCs are set.
    • The control modules can communicate via the serial data link.
  2. Review the system description and operation in order to familiarize yourself with the system functions.-Refer to: Stop/Start System Description and Operation .
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