What is the life expectancy of a Goodman AC unit? Life expectancy of Goodman AC unit is 15 to 20 years on average with proper installation and regular maintenance, which is similar to industry average for central air conditioners. Entry level Goodman 14 SEER2 single stage models typically last 12 to 15 years, mid range 16 SEER2 models 15 to 18 years, high efficiency variable speed 18 to 20 SEER2 models up to 18 to 20 years. Factors affecting lifespan include installation quality per Manual J and Manual D, correct refrigerant charge, adequate airflow, climate, and maintenance practices like filter changes every 1 to 3 months, annual coil cleaning, keeping outdoor unit clear of debris, and checking refrigerant levels. Goodman units manufactured in Texas since Daikin acquisition in 2012 have improved quality with Copeland scroll compressors and all aluminum coils in some models. Harsh coastal salt air or extreme desert heat can shorten life to 12 years. Neglected maintenance reduces life to 10 years. Goodman offers 10 year parts warranty and lifetime compressor warranty on premium models, supporting long life when maintained.
1 votes
Marked as accepted