2018 Chevrolet Tahoe SSV, Gas/EthanolFACTORY OEM SERVICE PROCEDURE

Human Machine Interface Control Module Replacement (Chevrolet/GMC)

Fig 1: Human Machine Interface Control Module (Chevrolet/GMC)
GM3634750Courtesy of GENERAL MOTORS COMPANY
Callout Component Name
Preliminary ProcedureΒ 
Remove the instrument panel compartment. Refer to Instrument Panel Compartment Replacement (Chevrolet/GMC) .
1 Human Machine Interface Control Module

Procedure

  1. Disconnect the electrical connections.
  2. Disengage top bracket tab from module and slide rearward to release from bracket.
  3. Refer to Control Module References for programming and setup information.
NOTE:

Ensure the module is installed with the parts ID tag towards the rear of the vehicle, and the back of the human machine interface control module towards the front of the vehicle.

Factory Service Tools

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.

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.

Rather have a pro handle this?

A certified mobile mechanic comes to your home or office. They bring the tools, you stay comfortable. No tow truck, no waiting room, no surprises.

Comes to youSame-day available12-month warranty
Get a Free Quote

No obligation. See pricing before you book.