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:
Side Blind Zone Alert Description and Operation
B218R - B218R Side Object Sensor Module - Right
A9B - A9B Outside Rearview Mirror - Passenger
A11 - A11 Radio
B218L - B218L Side Object Sensor Module - Left
A9A - A9A Outside Rearview Mirror - Driver
K40 - K40 Seat Memory Control Module
P45LR - Seat Haptic Movement Motor - Driver Left Rear
P45RR -
Winter Driving
Driving on Snow or Ice
Snow or ice between the tires and
the road creates less traction or
grip, so drive carefully. Wet ice can
occur at about 0 ВєC (32 ВєF) when
freezing rain begins to fall. Avoid
driving on wet ice or in freezing rain
until roads can be treated.
For Slippery Road Driving:
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