Human Machine Interface Control Module Bypass Module Replacement

2020 GMC Acadia SLSECTION Human Machine Interface Control Module Bypass Module Replacement
GM4977765Courtesy of GENERAL MOTORS COMPANY
Callout Component Name
Preliminary Procedure 
Human Machine Interface Control Module Bypass Module Bracket Replacement 
1 Human Machine Interface Control Module Bypass Module
Procedure 
Release the retaining tab.
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:

  • 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.