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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Description and Operation
TIRE PRESSURE MONITOR DESCRIPTION AND OPERATION
WL - Wireless
WL - Wireless
WL - Wireless
WL - Wireless
P16 - P16 Instrument Cluster
P9 - P9 Driver Information Center Display
K9 - K9 Body Control Module
K77 - K77 Remote Control Door Lock Receiver
T10 - T10 Keyless Entry Antenna
B2LF - B2LF Tire Pre
Wiper Blade Replacement
Front Wiper Blade
Replacement
Windshield wiper blades should be
inspected for wear or cracking.
It is a good idea to clean the wiper
blade assembly on a regular basis.
When worn, or when cleaning is
ineffective, replace the wiper blade.
Caution:
Allowing the wiper arm to touch
the windshield when
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