Buick Regal 2018-2025 Service Manual / Engine / Engine Controls and Fuel - 2.0L (LTG)
Buick Regal: Engine Controls and Fuel - 2.0L (LTG)
- Description and Operation
- Diagnostic Information and Procedures
- Special Tools and Equipment
- Specifications, Schematic and Wiring Diagrams
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Camshaft Actuator System Description
Circuit/System Description
The camshaft position actuator solenoid valve - Intake and camshaft position
actuator solenoid valve -
exhaust system enables the engine control module (ECM) to change cams
Engine Control Module Description
The Engine Control Module (ECM) interacts with many emission related
components and systems, and
monitors emission related components and systems for deterioration. OBD II
diagnostics monitor the
sy
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Timing Chain Tensioner Replacement
Preliminary Procedure
Engine Front Cover Replacement.
Timing Chain Tensioner Bolt [2x]
CAUTION: Refer to Fastener Caution.
Tighten 25 N.m (18 lb ft)
Timing Chain Tensioner
Timing Chain Tensioner Gasket
Install NEW
HYDRAULIC VALVE LASH ADJUSTER REPLACEMENT - EXHAUST
Removal Procedure
1. Remo
Backup Lamps 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
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