Buick Regal 2018-2025 Service Manual / General Information / Waterleaks
Buick Regal: Waterleaks
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Diagnostic Information and Procedures
WATERLEAK TEST PREPARATION
GM vehicles are designed to operate under normal environmental
conditions.
The design criteria for sealing materials and components takes into
consideration the seali
Repair Instructions
BODY WATERLEAK REPAIR
WARNING: If the vehicle interior is exposed to moisture and becomes
soaked up to
the level of the sensing and diagnostic module (SDM), the SDM and SDM
harness connector must be
SEE MORE:
Steering Wheel Airbag Replacement
Removal Procedure
WARNING: Refer to: Inflatable Restraint Module Handling and Scrapping.
WARNING: Refer to: SIR Inflator Module Handling and Storage Warning.
WARNING: Refer to: SIR Warning.
1. Disable the SIR system. Refer to SIR Disabling and Enabling.
2. Steering Column Upper Trim Cover Replaceme
No Global Positioning System (GPS) Reception (without IO5/IO6)
Diagnostic Instructions
Perform the Diagnostic System Check - Vehicle prior to using this
diagnostic procedure.
Review Strategy Based Diagnosis for an overview of the diagnostic
approach.
Refer to Diagnostic Procedure Instructions for an overview of each
diagnostic category.
DTC Descripto
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