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
SEE MORE:
DTC P0700
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 of the
diagnostic category.
DTC Descri
Brake and Accelerator Pedal Assembly Replacement
Removal Procedure
1. Without disconnecting the hoses, remove and position aside the radiator
surge tank.
2. Instrument Panel Tie Bar - Remove.
3.
Power Brake Booster Bolt(1) - Loosen[2x].
4. Floor Front Air Outlet Duct - Left Side - Remove.
5. Accelerator Pedal Position Sensor Electrical Conne
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