Engine Control Module (ECM)

2007 Jeep Grand Cherokee Overland, 3.0 M, 4WDSECTION Engine Control Module (ECM)
  1. Remove the battery. Refer to REMOVAL .
  2. Remove the battery tray. Refer to REMOVAL .
    Fig 1: ECM Hold Down Bolts
    GC0058456Courtesy of CHRYSLER LLC
  3. Disconnect Engine Control Module (ECM) electrical connectors (2).
  4. Remove the two ECM hold down bolts (1).
    Fig 2: Identifying ECM, Bracket & Hold Down Bolts
    GC0058457Courtesy of CHRYSLER LLC
  5. Pull the ECM (1) from the bracket (3).
  6. Remove the ECM from the vehicle.
RENDER: 1.0x

NO RELATED

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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.