Some common signs include weak airflow, strange odors, unusual noises, and difficulty maintaining a consistent temperature.
It is recommended to have your AC system serviced at least once a year or more frequently if you notice any issues.
It is not recommended to attempt to repair your AC system on your own as it is a complex and intricate system that requires professional knowledge and tools.
The duration of the repair process can vary depending on the extent of the damage and the availability of parts, but it usually takes a few hours to a full day.
The cost of repairing an 18 wheeler's AC system can vary depending on the specific issue, parts needed, and labor costs, but it typically ranges from $500 to $2000.
Some preventative measures include regularly changing the air filters, keeping the system clean, avoiding overuse, and addressing any issues promptly.