Buick Regal 2018-2026 Service Manual / Transmission / Transmission Cooling System / Diagnostic Information and Procedures
Buick Regal: Diagnostic Information and Procedures
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Transmission Overheats
TRANSMISSION FLUID COOLER FLOW TEST AND FLUSHING (6T50)
GM studies indicate that plugged or restricted transmission oil coolers and
pipes cause insufficient
transmission lubrication and elevated ope
Transmission Fluid Cooler Flow Test and Flushing (AF50-8)
Special Tools
DT - 45096 TransFlow Cooler Flush Machine
DT - 45096 - 30 TransFlow Adapter
For equivalent regional tools, refer to Special Tools.
GM studies indicate that plugged or restricted tra
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Turbocharger Heat Shield Replacement
Turbocharger Heat Shield Bolt [3x]
CAUTION: Refer to Fastener Caution.
NOTE: In the event that a bolt breaks upon removal of components, perform
an extraction of the broken bolt.
Tighten 14 N.m (10 lb ft)
Turbocharger Heat Shield
TURBOCHARGER REPLACEMENT
Removal Procedure
CAUTION: If a tur
Model Coverage, Description & Operation
MODEL COVERAGE
Model Coverage
Regal 2011-19
Verano 2012-17
DESCRIPTION & OPERATION
NOTE: The TPMS sensor Relearn procedure must be performed after every
tire
rotation, BCM replacement, or sensor replacement.
TIRE PRESSURE MONITOR (TPM) SYSTEM
The tire pressure monitor system uses the instru
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