LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Buick >> 2018 >> Regal Base >> Repair and Diagnosis (Single Page) >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Heating System, Ventilation System, And Air Conditioning System >> Repair Instructions >> Blower Motor Control Module Replacement
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Blower Motor Control Module Replacement

GM4630441Courtesy of GENERAL MOTORS COMPANY
Callout Component Name

Preliminary Procedures

  1. BATTERY NEGATIVE CABLE DISCONNECTION AND CONNECTION (3.6L LGX) or BATTERY NEGATIVE CABLE DISCONNECTION AND CONNECTION (2.0L LTG)
  2. Instrument Panel Lower Trim Panel Insulator Replacement
1 Blower Motor Control Module Bolt [2x]
Tighten 
2.5 N.m (22 lb in)
2 Blower Motor Control Module

Procedure

  1. Disconnect the electrical connectors.
  2. Control Module References - Programming and Setup