HVAC guides, troubleshooting, rebates, and seasonal tips from San Diego County's trusted heating and air conditioning specialists.https://www.climateprossd.com/en-ushttps://www.climateprossd.com/blog/hvac-maintenance-contract-san-diego/https://www.climateprossd.com/blog/hvac-maintenance-contract-san-diego/HVAC maintenance contracts cost $150–$300/year in San Diego. Two tune-ups, priority scheduling, 15% parts discount. When they pay off and when they don't.Sun, 19 Apr 2026 00:00:00 GMTmaintenancecontracthvachttps://www.climateprossd.com/blog/ac-not-cooling-checklist/https://www.climateprossd.com/blog/ac-not-cooling-checklist/AC not cooling? Check the thermostat, filter, breaker, and outdoor unit first — half the time it's a free fix. 7-step checklist before calling a tech.Tue, 14 Apr 2026 00:00:00 GMTac repairtroubleshootingdiyhttps://www.climateprossd.com/blog/new-ac-cost-san-diego-2026/https://www.climateprossd.com/blog/new-ac-cost-san-diego-2026/A new AC in San Diego costs $6,800–$18,000 installed. Heat pumps drop to $8,500–$11,000 after 2026 rebates. Full pricing breakdown by system type.Sat, 11 Apr 2026 00:00:00 GMTac installationpricingrebateshttps://www.climateprossd.com/blog/heat-pump-vs-ac-san-diego/https://www.climateprossd.com/blog/heat-pump-vs-ac-san-diego/Heat pumps beat AC + furnace in San Diego's mild climate — lower operating cost, one unit, $4,500–$8,500 in 2026 rebates. Full cost and efficiency comparison.Wed, 08 Apr 2026 00:00:00 GMTheat pumpac installationcomparisonhttps://www.climateprossd.com/blog/sdge-heat-pump-rebates-2026/https://www.climateprossd.com/blog/sdge-heat-pump-rebates-2026/San Diego homeowners can stack $4,500–$8,500 in heat pump rebates in 2026 — income-qualified households exceed $10,000. Six programs, how to claim each one.Sun, 05 Apr 2026 00:00:00 GMTrebatesheat pumpsdgetax credithttps://www.climateprossd.com/blog/hvac-filter-guide-merv-ratings/https://www.climateprossd.com/blog/hvac-filter-guide-merv-ratings/MERV 8–11 is the sweet spot for most San Diego homes. Replace every 60–90 days. Higher isn't always better — here's why and which filter to buy.Thu, 02 Apr 2026 00:00:00 GMTfiltersmaintenanceair qualityhttps://www.climateprossd.com/blog/ac-freezing-up-causes-fix/https://www.climateprossd.com/blog/ac-freezing-up-causes-fix/AC freezing up? The 5 most common causes: dirty filter, low refrigerant, blocked airflow, bad blower motor, or frozen coil. Which are DIY and which need a tech.Sat, 28 Mar 2026 00:00:00 GMTac repairtroubleshootingfrozen coilhttps://www.climateprossd.com/blog/mini-splits-san-diego-homes/https://www.climateprossd.com/blog/mini-splits-san-diego-homes/Mini splits cost $4,800–$7,500 (single-zone) or $10,000–$15,000 (3-zone) installed in San Diego. When they beat central AC and mistakes to avoid.Sun, 22 Mar 2026 00:00:00 GMTmini splitductlessinstallationhttps://www.climateprossd.com/blog/spring-ac-tune-up-checklist/https://www.climateprossd.com/blog/spring-ac-tune-up-checklist/A real AC tune-up costs $89–$129 and checks refrigerant, capacitor, coil, and electrical. The $79 specials skip half the list. Here's what matters.Sun, 15 Mar 2026 00:00:00 GMTmaintenancetune-upspringhttps://www.climateprossd.com/blog/signs-furnace-going-out/https://www.climateprossd.com/blog/signs-furnace-going-out/7 signs your furnace is failing: yellow flame, short cycling, strange smells, rising bills, uneven heat, age 15+, and CO detector alerts. Which need immediate action.Tue, 10 Mar 2026 00:00:00 GMTfurnaceheatingtroubleshootinghttps://www.climateprossd.com/blog/smart-thermostat-installation-guide/https://www.climateprossd.com/blog/smart-thermostat-installation-guide/Nest ($450 installed), Ecobee ($480), or Honeywell T10 ($520) — which smart thermostat fits your San Diego home. Saves 8–12% on HVAC bills.Wed, 04 Mar 2026 00:00:00 GMTthermostatsmart homeinstallationhttps://www.climateprossd.com/blog/hvac-maintenance-schedule-san-diego/https://www.climateprossd.com/blog/hvac-maintenance-schedule-san-diego/Month-by-month HVAC maintenance schedule for San Diego. Pro tune-ups in March and October, filter changes every 60–90 days. Extends system life to 20+ years.Fri, 27 Feb 2026 00:00:00 GMTmaintenancescheduleseasonal