Our AC stopped cooling right in the middle of a heat wave. Called these guys in the morning and they had someone out the same day. The technician quickly found the issue, explained everything in simple terms, and had it …
What Our Customers Say
Real experiences from real Sacramento area homeowners.
Furnace Brands We Repair in Rocklin
Igniters, flame sensors, pressure switches and boards for the builder-grade furnaces installed across Rocklin since the mid-1990s.
Stanford Ranch: 3,000 acres of mid-1990s furnaces turning thirty
Stanford Ranch was built out through the mid-1990s across roughly 3,000 acres, and most of those homes still have the gas furnace the builder installed. Those units were 80% AFUE, single-stage, sized generously, and put in garages and hall closets. They are now twenty-five to thirty years old, which is past the eighteen-year median service life the industry uses for a gas furnace.
So a Stanford Ranch furnace call is rarely a mystery. It is one of a short list of age-related parts, and the real question is whether fixing it makes sense. We tell people which side of the line they are on:
- Igniter, flame sensor, pressure switch, capacitor: inexpensive parts, worth fixing at any age, buys another winter or two.
- Inducer motor, blower motor or control board on a 28-year-old unit: we price the repair and the replacement side by side and let you decide.
- Cracked heat exchanger: not a repair conversation at any age. See below.
Diagnostic is a flat $69 anywhere in 95677 or 95765, credited toward the repair. Permits for equipment changes go through the City of Rocklin, and we pull them.
Whitney Ranch and the newer tracts: attic furnaces and the condensate trap
Whitney Ranch, Whitney Oaks and the tracts along the Lincoln border were built from the 2000s on, and the furnaces there are different animals. Most are high-efficiency condensing units, 90% AFUE or better, installed in the attic. They make water as they run, and that water is where the trouble starts.
- The condensate trap clogs. Sediment builds up, water backs up, a pressure switch trips, and the furnace shuts off mid-cycle or refuses to light. From the hallway that looks like a dead furnace. It is a clogged trap, and clearing it is the whole repair.
- The float switch does its job. If the drain pan under an attic furnace fills, a float switch kills the unit to keep water off your ceiling. Standing water in the pan is the answer, not the furnace.
- The furnace is too big. Builders installed one furnace size across whole subdivisions. Rocklin winters are mild, so an oversized unit heats the house in three minutes, shuts off, and starts again. That is not a fault we can fix with a part. It is a sizing conversation for the next furnace.
If your furnace runs briefly and stops, over and over, read our guide to a furnace that keeps turning on and off. If it does nothing at all, start with the seven checks for a furnace that will not turn on; the attic power switch by the ladder is on that list for a reason.
What actually fails in a Rocklin furnace, and the one thing we will not fix
Across all of Rocklin, the repairs we do most often on furnaces are the same short list, roughly in this order:
- Hot surface igniter. The furnace clicks, the blower runs, no flame. A ceramic part that wears out. Quick fix.
- Dirty flame sensor. Burners light for three seconds and cut out, repeatedly. Cleaning it is often the whole visit.
- Pressure switch or inducer motor. The furnace tries to start and gives up before the burners light.
- High-limit switch tripping. Heats, shuts down early, restarts. Usually a filter, or a return that is too small for the furnace, which is the standard story in the 1950s to 70s homes around Sunset Whitney and the Quarry District, where a later, larger furnace was connected to the original return.
- Control board. Intermittent, and the one we test twice before replacing.
Every furnace visit includes a combustion check and a carbon monoxide reading at the registers. If the heat exchanger is cracked, we show you, we shut the gas to the unit, and we do not talk you into repairing it. That is the one furnace job we turn down. If the furnace runs but the air is cold, our checks for a furnace blowing cold air cover the first ten minutes; if it bangs when it lights, our guide to furnace noises explains why that one cannot wait. For the summer side of the same house, see AC repair in Rocklin.
PG&E, Pioneer Community Energy, and why Roseville rebates stop at the city line
Rocklin is on PG&E for both gas and electric lines. Since 2018 most Rocklin homes buy their electricity through Pioneer Community Energy, the local community choice program, but PG&E still owns and maintains the wires, and the rebate picture is PG&E’s, not SMUD’s and not Roseville Electric’s.
That matters when a furnace repair turns into a replacement conversation. Two miles west, in Roseville, the city utility pays a rebate for replacing gas heat with a heat pump. In Sacramento, SMUD pays $2,000 to $3,000. In Rocklin, neither applies. What may apply are statewide programs such as TECH Clean CA, when they are funded, and we check what is open the day we quote rather than promising something that has run out.
Our rule is the same everywhere: on a furnace past fifteen years we show you the repair number and the replacement number side by side, and we tell you which one we would pick for our own house. Our guide to when to replace a furnace covers the four questions; heat pump vs furnace covers the rebate side by utility.
Next door: furnace repair in Roseville, where the utility and the housing are both different. Everything we do in the city is on HVAC in Rocklin.
Furnace Repair in Rocklin: Common Questions
The diagnostic is a flat $69 and it goes toward the repair if we do the work. Igniters, flame sensors and pressure switches are inexpensive parts and short visits. Inducer motors and control boards cost more. A cracked heat exchanger is not a repair we do, and we say so before quoting anything.
It depends on the part. An igniter or flame sensor on a 28-year-old furnace is a sensible repair. A blower motor or control board at that age is where we price the repair next to a replacement. A cracked heat exchanger is a replacement at any age.
The condensate trap or drain line is clogged, water has backed up, and the float switch has shut the furnace off to protect your ceiling. Clearing the drain fixes it. The furnace itself is usually fine.
Rocklin is PG&E territory with electricity through Pioneer Community Energy, so the SMUD and Roseville Electric heat pump rebates do not apply. Statewide programs such as TECH Clean CA sometimes do, when funded. We check what is open the day we quote.
All of 95677 and 95765: Stanford Ranch, Whitney Ranch, Whitney Oaks, Sunset Whitney, the Quarry District, Clover Valley and out toward Lincoln and Loomis. Roseville, Granite Bay and Lincoln have their own pages.