Buick Regal 2018-2026 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:
Description and Operation
ELECTRONIC SUSPENSION CONTROL DESCRIPTION AND OPERATION
K19 - K19 Suspension Control Module
B161LF - B161LF Vertical Suspension Acceleration Sensor - Left Front
B161RF - B161RF Vertical Suspension Acceleration Sensor - Right Front
B162RF - B162RF Vertical Body Acceleration Sensor - Right Front
B162
Power Seat Malfunction (Driver or Passenger without Memory A44 or
A45)
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.
Diagnostic Procedure Instructions provides an overview of each
diagnostic category.
Diagnostic Fault
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