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Home >> Chevrolet >> 2015 >> Cruze Diesel >> Repair and Diagnosis >> Engine Performance >> System >> Data Communication System >> Diagnostic Information and Procedures >> Scan Tool Does Not Communicate with Low Speed GMLAN Device >> Circuit/System Testing >> Notes

Circuit/System Testing: Notes

NOTE:

Each device may need to be disconnected to isolate a circuit fault. Use the schematic to identify the following:

  • All low speed GMLAN devices the vehicle is equipped with
  • Low speed GMLAN device and splice pack locations on the low speed GMLAN serial data circuit
  • The low speed GMLAN serial data circuit terminals for each device or splice pack
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