Some Acura MDX owners report experiencing issues with the A/C blowing hot air, which may be attributed to factors such as a dirty cabin air filter, refrigerant leaks, clogged condensers, or faulty compressors. Additionally, some drivers have noted that the driver's side cooling becomes warm after driving, indicating potential problems with the A/C system's performance, while the passenger's side may remain lukewarm due to faulty blend door actuators or electrical system issues. Furthermore, some owners report a slowdown in engine takeoff, which could be linked to transmission problems like rough shifting, vibrations, or even complete transmission failure. These transmission issues can adversely affect overall vehicle performance and responsiveness during acceleration. To resolve these concerns, it is advisable for owners to have their A/C systems and transmissions inspected by professionals, as regular maintenance and prompt repairs are crucial for maintaining optimal performance in their Acura MDX.