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0 of these 24 specialists are in Frederick.
None of the 24 specialists listed here are in Frederick itself; they are in towns including .
Ratings range from 4.3 to 4.9 across 8,658 reviews; 24 specialists have 50 or more reviews; 22 are rated 4.5 or higher.
12 mention certified staff (ASE).
10 describe themselves as family- or locally-owned.
Services most often listed on their websites: car care tips (10), engine repair (8), oil changes (8), brake repair (6), suspension (6), transmission repair (6) and oil changes for life (4).
24 of the 24 specialists have a website on file; 22 publish a contact page; 10 list a public email; 2 take online bookings.
20 of these specialists have had their website domain for ten or more years; the oldest was registered in 2001.
Figures are counted over the specialists on this page from public listings and company websites collected in 2026; distances are straight-line; hours and prices change, so confirm before you visit.
The 24 shops on this page list air conditioning work in Frederick, MD. What each one says about leak testing, recharging and which refrigerant it handles comes from its own website; ratings and quotes come from public reviews.
Yes, for a few minutes every couple of weeks. The refrigerant carries oil that keeps the compressor seals soft, and a system left idle all winter is the one that leaks in June. Your defroster already uses it to pull water out of the air.
No. It takes a recovery and charging machine matched to your refrigerant, leak detection gear, and someone trained to use them. Refrigerant is regulated, so a shop should be recovering it into a machine, never venting it. If the answer on the phone is vague, call the next one.
A performance test with gauges on both sides of the system, vent temperature measured, and a leak check with dye or a sniffer. That is the work that tells them whether you need a seal, a condenser or a compressor. Expect to pay for it, and ask whether it comes off the repair bill.
[N_BOOK] of the 24 shops on this page take bookings online. Book the diagnosis rather than the recharge. If you buy a recharge off a menu and the system has a leak, you have paid for refrigerant that will be gone before the season ends.
Excerpts from public reviews of the specialists listed on this page.
