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HOMESERVICE MANUALSGMC2011YUKON BASE, 5.3 0, RWDREPAIR AND DIAGNOSIS (SINGLE PAGE)ACCESSORIES & EQUIPMENTCOMMUNICATION DEVICESPROGRAMMING AND SETUP - ALL SYSTEMSREPAIR INSTRUCTIONSENGINE CONTROL MODULE PROGRAMMING AND SETUPECM REPLACEMENT
2011 GMC Yukon Base, 5.3 0, RWD

ECM Replacement

2011 GMC Yukon Base, 5.3 0, RWDSECTION ECM Replacement

If the engine control module (ECM) is replaced, the following procedures must be performed:

  1. The ECM Reprogramming-Refer to Service Programming System (SPS) .
  2. The CKP Variation Learn-Refer to Crankshaft Position System Variation Learn , for the 4.8L, 5.3L, 6.0L or 6.2L and Crankshaft Position System Variation Learn for the 6.0L Hybrid.
  3. The Throttle/Idle Learn procedure-Refer to the following:
  4. The Theft Deterrent Programming-Refer to Theft Deterrent Module Programming and Setup .
  5. The Fuel Composition Diagnostic, as necessary-Refer to Fuel Composition Diagnosis .
  6. Engine Oil Life Remaining-When available, use a scan tool to reset the Engine Oil Life Remaining back to the original percentage recorded before the module was replaced.
  7. Transmission Fluid Life Remaining-When available, use a scan tool to reset the Transmission Fluid Life Remaining back to the original percentage recorded before the module was replaced.
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.