Buick Regal: Diagnostic Information and Procedures

 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 transmission oil coolers and pipes cause insufficient transmission lubrication and elevated operating

 Refrigerant Recovery and Recharging (R-1234yf)

Special Tools GE-45037 A/C Oil Injector GE-50078 Electronic Leak Detector GE-50300 R-1234yf Air Conditioning Refrigerant Recovery/Recharge Cart GE-50744 A/C R-1234yf PAG Oil Injector Hose GE-50745 A/C R-1234yf POE Oil Injector Hose GE-50957 Machine R-1234yf Contaminated Refrigerant Equivalen