Diagnostic Test

2014 Jeep Grand Cherokee Laredo, AWDSECTION Diagnostic Test

CHECK VEHICLE LINE IN THE BCM 

  1. With the scan tool, compare the vehicle line that is programmed in to the BCM to the vehicle line of the vehicle.

    Does the vehicle line programmed into the BCM match the vehicle?

    Yes 

    No 

    • Use the scan tool to read DTCs in all other modules. If any communication DTCs are present, perform the appropriate diagnostic procedure. Perform any Technical Service Bulletins that apply. If no problems are found, test is complete.
    • Perform the BODY VERIFICATION TEST. Refer to STANDARD PROCEDURE .
RENDER: 1.0x

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When to See a Mechanic

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

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