AC Repair in Northgate, Walnut Creek, CA
Air conditioner not cooling in Northgate?
A dead AC in Northgate during a heat wave is more than uncomfortable - for kids, older relatives and pets it can be dangerous. Blue Star Heating & Air diagnoses and repairs central air conditioners and heat pumps, and gives you a straight repair-or-replace answer.

- From our Antioch shop
- About 21 miles southwest
- ZIP code
- 94598
- Power
- PG&E delivery, MCE generation
- Permits
- City of Walnut Creek Building Division
Serving Northgate
Northgate is about 21 miles southwest via Kirker Pass Road and Ygnacio Valley Road from our Antioch shop, and we serve all of it, including Northgate High School, Foothill Middle School, Walnut Acres Elementary and Shell Ridge Open Space. Northgate gets the full Walnut Creek summer, with a local record of 115°F, so an AC that cools evenly on the hottest afternoons is worth the investment.
Main roads
- Ygnacio Valley Rd
- North Gate Rd
- Oak Grove Rd
Around Northgate
- Northgate High School
- Foothill Middle School
- Walnut Acres Elementary
- Shell Ridge Open Space nearby
Other services in Northgate
All servicesQuestions before you call
How soon can you come out for AC repair in Northgate?
Call us and we'll give you the first available appointment. Northgate is about 21 miles southwest via Kirker Pass Road and Ygnacio Valley Road from our Antioch shop. During heat waves the schedule fills fast, so calling early in the day helps.
How much does AC repair cost in Northgate?
It depends on what failed. A capacitor, contactor or clogged drain line is a small repair; a refrigerant leak, failed blower motor or compressor is a larger one. We diagnose first and give you the price before we start.
Should I repair or replace my air conditioner?
If your system is around 15 years or older, still uses R-22 refrigerant, or needs a major part like a compressor, replacing it is often the better investment. We'll show you both options so you can decide.
