K8 Blower Motor Control Module

2018 Chevrolet Sonic Premier, 4D Sedan, Standard TransSECTION K8 Blower Motor Control Module
WARNING: This page is about a different car, the 2017 GMC Canyon and 2017 Chevrolet Colorado. However, it is still accessible from the selected car via links, so may be relevant.
GM3924403
Connector Part Information
  • Harness Type: Instrument Panel
  • OEM Connector: 1-1418507-2
  • Service Connector: 19352990
  • Description: 4-Way F 2.8, 6.3 MCON Series (BK)
Terminal Part Information

Terminal Type ID Terminated Lead Diagnostic Test Probe Terminal Removal Tool Service Terminal Tray Name Core Crimp Insulation Crimp
I Not Required J-35616-35 (VT) No Tool Required Not Required Not Required Not Required Not Required
II Not Required J-35616-40 (BU) No Tool Required Not Required Not Required Not Required Not Required
III Not Required J-35616-42 (RD) No Tool Required Not Required Not Required Not Required Not Required
Pin Size Color Circuit Function Terminal Type ID Option
1 5 BK 2250 Ground III -
2 - - - Not Occupied - -
3 2.5 RD/VT 542 Battery Positive Voltage II -
4 0.35 L-BU/GY 754 Blower Motor Speed Control I -
RENDER: 1.0x

NO RELATED

Recommended Tools & Savings

Use the Manual With the Right Hardware

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

Affiliate disclosure: We may earn a commission at no extra 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.