Buick Regal 2018-2025 Service Manual / General Information / Engine Overhaul Procedures / Cylinder Head Overhaul
Buick Regal: Cylinder Head Overhaul
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Cylinder Head Disassembly
NOTE: Examples used in this article are general in nature and do not
necessarily
relate to a specific engine or system. Illustrations and procedures have
been chosen to guide mechanic through engine
Valve Guide
NOTE: Examples used in this article are general in nature and do not
necessarily
relate to a specific engine or system. Illustrations and procedures have
been chosen to guide mechanic through engine
Valves & Valve Seats
NOTE: Examples used in this article are general in nature and do not
necessarily
relate to a specific engine or system. Illustrations and procedures have
been chosen to guide mechanic through engine
SEE MORE:
DTC B392B
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.
DTC Descriptors
D
Camshaft Timing Chain and Tensioner Replacement
Removal Procedure
1. Remove the engine front cover. Refer to Engine Front Cover Replacement.
2.
Remove the upper timing chain guide bolts (2, 3).
3. Remove the upper timing chain guide (1).
4.
Timing Chain Tensioner Bolt (1) - Remove [2x].
5. Timing Chain Tensioner (2) - Remove.
6. Timing Cha
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