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Home >> Buick >> 2018 >> Regal GS >> Repair and Diagnosis >> External Pages >> Different car >> Section 14 (Programming And Setup) >> Repair Instructions >> K33 HVAC Control Module: Programming and Setup >> Repair Instructions

Repair Instructions

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WARNING: This page is about a different car, the 2020 Buick Regal TourX, 2020 Buick Regal, 2019 Buick Regal TourX, and 2019 Buick Regal. However, it is still accessible from the selected car via links, so may be relevant.

Perform the Diagnostic Repair Verification after completing the repair: Diagnostic Repair Verification

For control module replacement, programming, and setup refer to: Control Module References 

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