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:
Automatic Day-Night Mirrors Malfunction
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 In
Camshaft Cover and Compressor Air Intake Turbocharger Installation (2ND Design
Tamper-Proof PCV System)
Camshaft Cover and Turbocharger Installation
Fig. 16: Valve Cover Bolts And Turbocharger Nuts Tightening Sequence
Turbocharger Oil Return Pipe Gasket
NOTE: Use a NEW gasket.
Turbocharger Oil Return Pipe Gasket
NOTE: Use a NEW gasket.
Turbocharger Oil Return Pipe
Turbocharger Oil Return Pipe
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