7 AC Repair Contractors in Duarte, CA

3.7 avg rating
85 total reviews1 offer 24/7 service

Top-Rated AC Repair Contractors in Duarte

#1

Duarte Heating & Air Conditioning

5.0(64 reviews)
24/7

All eight published reviews award 5 stars, with recurring themes of on-time arrivals, clear communication about problems and solutions, and efficient repairs…

1800 Highland Ave, Duarte, CA 91010
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#2

Integrated Mechanical Systems

5.0(8 reviews)

All 8 reviews award 5 stars, with client feedback emphasizing professionalism and HVAC excellence. Reviewers highlight the technical quality and reliable…

2390 Bateman Ave, Duarte, CA 91010
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#3

Kline's Kustom Heating & Air Inc.

5.0(7 reviews)

All seven reviewers awarded five-star ratings, with four specifically mentioning emergency or same-day response capabilities. Three reviews name individual…

2320 Central Ave #1, Duarte, CA 91010
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All AC Repair Contractors (7 total)

Frontline Heating & AC Repair Service Duarte

5.0(4)

All four reviews award five stars, with three explicitly praising the technician's diagnostic approach and…

2241 Huntington Dr, Duarte, CA 91010
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GR Plumbing and Heating

5.0(1)

The single five-star review from Miss B. specifically names Ethan as a team member and emphasizes the…

1125 Cll Linares, Duarte, CA 91010
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Jordanair

1.0(1)

The single available review describes a negative service experience involving diagnostic assessment, pricing…

2310 Central Ave #8, Duarte, CA 91010
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Infinity Air Conditioning

0.0
1835 Business Center Dr, Duarte, CA 91010
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AC Repair Costs in Duarte

Typical repair costs for Duarte homeowners, by problem type.

ServiceLowAverageHigh
Diagnostic / service call
Usually credited toward repair
$71$114$190
Refrigerant recharge (R-410A)
$143$333$665
Capacitor replacement
$114$238$428
Fan motor replacement
$238$428$665
Compressor replacement
$760$1,710$2,660
Evaporator coil repair
$380$855$1,425
Labor (hourly rate)
Per hour during business hours
$71$105$143

Prices reflect Pacific coast metro averages compiled from published industry cost guides, contractor surveys, and regional labor data. Last updated: April 2026.

AC Repair in Duarte, CA: What to Expect

The San Gabriel Valley, where Duarte sits just east of Pasadena, experiences a climate that rewards reliable air conditioning more than many realize. While Los Angeles proper enjoys moderation, inland valleys here regularly see Santa Ana wind events push summer temperatures past 100 F, creating real demand for AC Repair in Duarte. Seven contractors serve the area with an average rating of 3.7 based on 85 client reviews, and only one offers round-the-clock availability for emergencies.

Cost transparency remains essential for homeowners facing repair bills. A diagnostic service call typically ranges from $71 to $190, while capacitor replacement runs $114 to $428 and refrigerant recharge for systems using R-410A costs between $143 and $665. Every job demands careful evaluation, and in California all contractors must hold a C-20 Warm-Air Heating, Ventilating, and Air-Conditioning Contractor license from the California Contractors State License Board to perform work legally.

Customer feedback reveals strong patterns across multiple perfect five-star ratings. Reviewers consistently mention on-time arrivals, clear communication about problems and solutions, and repairs completed within promised timeframes. Emergency and same-day response capabilities receive particular praise, with technicians James, Edward, and Jenna specifically named across seven reviews for their professionalism and technical quality.

Frequently Asked Questions

AC repair in Duarte typically costs $71-$2,660 depending on the problem. Diagnostic calls run around $75-$200, refrigerant recharges $150-$700, capacitor replacement $120-$450, and compressor replacement $800-$2,800. Most contractors apply the diagnostic fee toward the final repair cost if you proceed.