10 HVAC Repair Contractors in Morristown, TN
Top-Rated HVAC Repair Contractors in Morristown
McDonald Heating & Air, LLC
“Of 477 reviews analyzed, 100% carry 5-star ratings with consistent praise for honesty in pricing, same-day response during emergencies, and technician…”
Quality Plumbing, Heating, Cooling & Electrical
“Seven of seven customers give 5-star ratings, with technicians named in every positive review. Multiple reviewers mention same-day or after-hours response…”
All HVAC Repair Contractors (10 total)
Weems Heating and Air.
“All 66 reviewers award 5-star ratings, with multiple customers specifically mentioning same-day or next-day…”
Renner Electric Heating & Cooling
“Six of seven detailed reviews carry 5-star ratings and specifically name individual technicians, Jacob…”
Sam Jarnigan Electric Heat & Air
“Two of three recent reviewers award five stars, praising fast response times and the team's professional…”
York of Morristown
“All 11 reviewers mention the owner's hands-on approach, with multiple customers specifically naming Mike…”
D&R Mullins Cooling& Heating
“Four of five detailed reviewers praise same-day or next-day emergency response, with Randy answering a 6 PM…”
HVAC Repair Costs in Morristown
Typical heating and cooling repair costs in Morristown, by component.
| Service | Low | Average | High |
|---|---|---|---|
Diagnostic / service call | $75 | $120 | $200 |
Thermostat replacement | $150 | $275 | $500 |
Blower motor replacement | $400 | $650 | $1,100 |
Heat exchanger replacement | $1,500 | $2,200 | $3,500 |
Ignitor replacement (gas furnace) | $150 | $250 | $400 |
Control board replacement | $300 | $550 | $900 |
Full system repair (major) Multi-component failure | $500 | $1,200 | $3,000 |
Prices reflect humid subtropical metro averages compiled from published industry cost guides, contractor surveys, and regional labor data. Last updated: April 2026.
HVAC Repair in Morristown, TN: What to Expect
Morristown sits between Tennessee’s humid valley and the lower Appalachians, where 88°F July highs and sticky summers push cooling systems hard and winters averaging around 30°F demand dependable heating. That seasonal swing creates steady demand for hvac-repair Morristown. Six local contractors handle most calls, averaging a 4.5 rating across 897 reviews, and two firms provide 24/7 emergency service for overnight failures.
Pricing for common repairs varies by scope and equipment; detailed top-cost items were not provided for this summary, so homeowners should expect fluctuations based on unit age, part availability and labor. Tennessee requires HVAC contractors to carry the CMC-C (Mechanical - HVAC/Refrigeration Contractor) license through the Board for Licensing Contractors, so confirm licensing and insurance before authorizing work to avoid surprises on final invoices.
Customer feedback highlights were not supplied, but review patterns in similar markets point to responsiveness, clear estimates and warranty clarity as the most-cited strengths. Prioritize contractors who document diagnostics, provide written timelines and offer parts warranties. Ask about emergency response, seasonal maintenance plans and references from neighbors to assess reliability in Morristown’s mixed climate.