Buick Regal 2018-2024 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
SEE MORE:
DTC P162B
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 Descriptor
DT
Shock Absorber, Shock Absorber Component, or Spring Replacement
Special Tools
CH-42991 Strut Rod Nut Socket
CH-45400 Strut Spring Compressor
CH-48845-10 Strut Spring Compressor Bridge Adapter
Equivalent regional tools:Special Tools
Disassembly Procedure
1. Remove the front suspension strut assembly from the vehicle.
2.
WARNING: To prevent personal injury
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