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:
Fuel Rail and Injectors Cleaning and Inspection
Special Tools
EN-47909 Injector Bore and Sleeve Cleaning Kit
EN-49245 Fuel Injector Seal Install/Sizer
EN-50791 Fuel Injector Nozzle Installer
EN-51105 Fuel Injector Seal Installer
For equivalent regional tools, refer to Special Tools.
1.
Remove and inspect the fuel rail insulator assemblies
Front Wheel Drive Shaft Seal Replacement - Left Side
Special Tools
DT-446 Seal Installer
EN-45000 Seal Remover
Equivalent regional tools: Refer to Special Tools
Removal Procedure
1. Raise and support the vehicle.
2. Front Wheel Drive Half Shaft- Left Side - Remove - Refer to Front Wheel
Drive Half Shaft Replacement -
Left Side.
3.
Left Front Wh
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