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HOMESERVICE MANUALSCADILLAC2011ESCALADE BASE, AWDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1004 (PROGRAMMING AND SETUP - ALL SYSTEMS)REPAIR INSTRUCTIONSENGINE CONTROL MODULE PROGRAMMING AND SETUP (GAS)ECM REPLACEMENT
2011 Cadillac Escalade Base, AWD

ECM Replacement

2011 Cadillac Escalade Base, AWDSECTION ECM Replacement
WARNING: This page is about a different car, the 2008 GMC Sierra, 2008 GMC Cab & Chassis Sierra, 2008 Chevrolet Silverado, and 2008 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

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

  • The ECM Reprogramming-Refer to Service Programming System (SPS) .
  • The CKP Variation Learn-Refer to Crankshaft Position System Variation Learn .
  • The Theft Deterrent Programming-Refer to Theft Deterrent Control Module Programming and Setup .
  • The Fuel Composition Diagnostic-Refer to PSD SIE TITLE Error: SIE linked to empty Cell ID 160848  for the 5.3L (LMG or LC9).
  • 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.
  • 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.