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:
Low and Reverse Clutch Piston Installation
Direct Clutch Fluid Seal Ring [2x]
Direct Clutch Hub Thrust Bearing Race
2nd Clutch Housing Rear Bearing
Low and Reverse Clutch Application Ring
Low and Reverse Clutch Application Ring
Low and Reverse Clutch Piston
1-Reverse Clutch Spring
1-Reverse Clutch Spring Retaining Ring
Procedure
DTC P0741 or P0742
Diagnostic Instructions
Perform the Diagnostic System Check prior to using this diagnostic
procedure: Refer to Diagnostic System
Check - Vehicle
Review the description of Strategy Based Diagnosis:Strategy Based
Diagnosis
An overview of each diagnostic category can be found here: Refer to
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