2004 Saturn Vue Red Line, AWDFACTORY OEM SERVICE PROCEDURE

Engine Electrical DTCS

ENGINE ELECTRICAL DIAGNOSTIC TROUBLE CODE (DTC) LIST

DTC DEFINITION
DTC B1325 Device Power Circuit
DTC B1327 Device Power 1 Circuit Low
DTC B1328 Device Power 1 Circuit High
DTC P0562 System Voltage Low
DTC P0563 System Voltage High
DTC P0621 Generator L-Terminal Circuit
DTC P0622 Generator F-Terminal Circuit
Factory Service Tools

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When to See a Mechanic

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

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