Cook County · ZIP 60103
A heat pump is your Bartlett home's heating and cooling in one machine — which means when it fails, it fails twice as hard.
From homes near downtown Bartlett and the Metra station to the streets around Villa Olivia, we have diagnosed enough Bartlett heat pumps to know the local failure patterns cold.
The readings decide what failed; we translate, quote, and fix it properly — then verify operation in both heating and cooling before we call it done.

These are the heat pump symptoms that should trigger a service call:
Our diagnostic process for heat pumps, start to finish:
We test the system the way a heat pump actually works — heating, cooling, and defrost — with pressures, temperatures, and electrical readings in each. Reversing valves, defrost sensors, and auxiliary staging get checked specifically, because those are the failures generic AC diagnostics walk right past.
You see what failed, what likely caused it, and what the fix costs — before any work starts. If the system's age makes a major repair questionable, you get the repair-versus-replace math honestly, with the decision left where it belongs: with you.
The repair itself is done to spec — right parts, refrigerant handled correctly, controls configured properly — and then verified the only way that counts: full cycles in both modes with the instruments confirming real capacity. It is how we have built our name around Bartlett.
Before the truck leaves, we look for what killed the part: starved airflow, a dirty coil, a drifted charge, aux settings working the system too hard. Fixing the component without the cause is how the same repair gets sold twice — not our model. No shortcuts on that step — not in Bartlett, not anywhere.
The money side, both seasons of it:
What you never pay us for: the same failure twice. Heat pump components usually die of a cause — starved airflow, drifted charge, misconfigured staging — and our repairs include finding it. A capacitor swap that ignores why the capacitor cooked is half a repair at full price, and we do not sell halves. Cook County homeowners have seen enough games; we just do not play them.
Ice storms, deep cold, and freeze-thaw cycles make Bartlett hard duty for outdoor units; some winter behaviors are normal (steam during defrost) and some are emergencies (solid ice, constant aux heat). Knowing which is which is literally our job.
Heat pump mistakes Bartlett owners make:
Real customers, real Google reviews
“Jojo and his team did an after-hours service call in a lightning fast manner. They were professional and at a very reasonable price. I highly recommend them to all the people I know.”
“The Apex Climate Control technicians are simply the BEST!”
Good to know
Cold weather raises heat pump usage — that part is physics. What is not normal is a bill that doubles: that is almost always auxiliary resistance heat running far beyond its job, covering for a heat pump problem or a misconfigured control. Finding out which is a single diagnostic visit, and at winter rates it usually pays for itself within the month.
The reversing valve is the prime suspect — it is the component that redirects refrigerant flow between modes, and its solenoid or the valve body itself can fail. The cheaper alternative is a control or thermostat fault giving the wrong orders. Testing separates them quickly, and both are repairs we handle routinely.
First, the reassurance: heat pump supply air is naturally milder than furnace air — around body temperature — so it can feel cool even when it is heating fine. Genuinely cool air, though, points to low refrigerant, a failed reversing valve, or the system running in the wrong mode. If the house is losing ground against the thermostat, it is a real problem and worth a call. Either way, you will get a straight answer from us.
It is the setting that runs backup heat alone, bypassing the heat pump. Use it when the heat pump has clearly failed — iced solid, making bad noises, tripping breakers — to stay warm until service. It is expensive to run, so it is a bridge to a repair, not a lifestyle. That has held true on every Bartlett job we have run.
Same honest math as any equipment, adjusted for the fact that heat pumps age in dog years — year-round duty means a 12-year-old heat pump has worked like a 20-year-old AC. Small electrical repairs: fix at nearly any age. Compressor or reversing-valve money on an older unit: you deserve both totals side by side, and you will get them.
Light frost that clears during defrost cycles is completely normal. A unit encased in thick ice that never clears is not — that means a defrost fault, low charge, or an airflow problem, and running it that way strains the compressor. Shut it to emergency heat and call us.
Brand-agnostic by design: the parts that fail — capacitors, contactors, defrost boards, fan motors — are largely universal, and the diagnostics do not care whose sticker is on the cabinet. If it is a heat pump in Cook County, it is our patient.
One call reaches our local team — no national call center, no runaround. Serving Bartlett and all of Cook County.
Or email support@apex-climate-control.com · Financing available with credit scores as low as 550