Buick Regal 2018-2025 Service Manual / Steering & Driveline & Axle / Rear Drive Axle
Buick Regal: Rear Drive Axle
SPECIFICATIONS
FASTENER SPECIFICATIONS
Single Use Threaded Fastener/Component Tightening Specifications
NOTE: All fasteners/components listed in this table MUST BE DISCARDED and replaced with NEW after removal.
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Reusable Threaded Fastener Tightening Specifications
NOTE: All fasteners listed in this table can be reused after removal.
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APPROXIMATE FLUID CAPACITIES
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ADHESIVES, FLUIDS, LUBRICANTS, AND SEALERS
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SCHEMATIC AND WIRING DIAGRAMS
REAR AXLE WIRING SCHEMATICS
All-Wheel Drive (F46)
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DTC C0393
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.
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DTC C0407
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.
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SEE MORE:
Engine Coolant Fan Wiring Harness Replacement (2.0L LTG)
Removal Procedure
1. Front Bumper Fascia Center Support - Remove.
2.
Clip (2) - Remove.
3. Disconnect the electrical connector. (1).
4.
Clip (1) - Remove [2x].
5.
Clip (1) - Remove.
6. Engine Coolant Fan Electrical Connector (2) - Disconnect [2x].
7.
Clip (1) - Remove [2x].
8.
Ground Cabl
Towing Equipment
Hitches
Always use the correct hitch
equipment for your vehicle.
Crosswinds, large trucks going by,
and rough roads can affect the
trailer and the hitch.
Never attach rental hitches or other
bumper-type hitches. Only use
frame-mounted hitches that do not
attach to the bumper.
Always seal any hole
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