Air Conditioner Repair in Walnut Creek, CA

Honest AC repair — refrigerant "top-offs" without finding the leak are not a fix. In Walnut Creek (Contra Costa): Inland Contra Costa: summer highs regularly in the 90s, mild winters that still knock out aging furnaces overnight. Typical demand: Same-week AC repair in heat waves, furnace no-heat after the first cold snap, and heat-pump replacements for older split systems.

AC not cooling, tripping the breaker, or icing up? We diagnose with gauges and meters, explain what we found in plain language, and fix the component that actually failed.

If a system is low on refrigerant, it indicates a leak that should be properly evaluated — anyone selling you a yearly top-off without finding the leak is selling you the same repair forever.

OTTER HVAC is based at 2939 Santos Ln, Walnut Creek, CA 94597. Walnut Creek is a regular route. Hours: 7:00am–5:00pm, seven days a week. Diagnostic visits are $69. New installation estimates are free in-home. Call (650) 900-0440.

Related: Air Conditioner Repair · HVAC in Walnut Creek · Pricing · Contact

Frequently asked questions

Do you offer air conditioner repair in Walnut Creek?

Yes. We serve Walnut Creek from our Walnut Creek shop. Repair visits are a flat $69 diagnostic. Call (650) 900-0440.

How much does an AC repair visit cost?

Diagnosis is a flat $69. You get a documented finding and a clear quote before any repair work starts.

My AC needs refrigerant every summer. Is that normal?

No. Refrigerant doesn’t get "used up" — if a system is low, it has a leak that should be properly evaluated. We find and fix leaks instead of selling repeat top-offs.

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References and credentials

Authority sources: DOE Energy Saver · EPA Section 608

Call (650) 900-0440 · Book online · View pricing · HVAC FAQ