Diagnostic Test

VISUALLY INSPECT THE ALTERNATOR BELT
1. Turn the ignition off.
2. Visually inspect for the accessory belt or Alternator pulley damaged or missing.
  Were any issues found?
  
  Yes
  - Perform the appropriate repair.
  - Perform the POWERTRAIN VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST .
  No
  - Go To 2
CHECK FOR AN ACTIVE DTC
1. Start the engine and allow it to idle.
2. Using the scan tool, read DTCs.
  Is this DTC active or pending?
  
  Yes
  - Replace the Alternator in accordance with the service information.
  - Perform the POWERTRAIN VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST .
  No
  - Perform the INTERMITTENT DTC diagnostic procedure. Refer to INTERMITTENT CONDITION .