Same-day service available — Call now to secure your slot today.(617) 812-1425
Issue-Specific Repair
Sub-Zero Freezer Upright Freezer Door Seal Problem in Waltham, MA
Is your Sub-Zero Freezer upright freezer door seal problem? Local Waltham technicians fix it fast — call (617) 812-1425.
MA Licensed & InsuredSame-day available90-day parts warrantyAll Greater Boston home types served
$150–$400
Typical cost
1–2 hours
Repair time
90-Day
Warranty
Mon–Sat 7am–8pm · Sun 9am–5pm
Schedule Your Repair
1st Appointment
$15 OFF
off repair cost
Return Customer
$20 OFF
off repair cost
Veteran & Military
$20 OFF
off repair cost
Senior (65+)
$20 OFF
off repair cost
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(617) 812-142550,000+
Repairs Done
90-Day
Parts Warranty
Same Day
Availability
Brands We Service
Certified Boston Repair Experts
Built for Greater Boston — Homes, Condos & More
ProFix Appliance Repair Boston specializes in local Sub-Zero Freezer repair in Waltham, MA. The door seal on an upright freezer is damaged or worn, causing excessive frost buildup and temperature instability. Our neighborhood technicians carry the parts needed to fix it in a single visit and serve zip codes 02451, 02452, 02453, 02454.
Colonial & Ranch
Greater Boston's most common homes — we service full-size appliances in Middlesex, Essex & Norfolk County MA.
Condo / Townhouse
HOA-approved. Insurance certificates & board documentation on request.
Same-Day Service
Call before noon for today's slot across all Greater Boston zip codes.
All Major Brands
Samsung, LG, Sub-Zero, Miele, Viking & 40+ more.
Upfront Pricing
Flat-rate quotes before work starts — no surprise charges.
90-Day Warranty
Parts & labor guaranteed. We return at no charge if needed.
MA Licensed & Insured
State-licensed, fully bonded & insured
HOA & Board Ready
Insurance certificates on request
Flexible Scheduling
Mon–Sat 7am–8pm · Sun 9am–5pm
Upfront Fixed Pricing
No hidden fees — price locked before we start
How It Works
01
Book Online or Call
Schedule in 2 min or call (617) 812-1425
02
Tech Arrives
Usually same day in a 2-hr window
03
Diagnose & Quote
Upfront price — no work without approval
04
Fix & Test
Repair done, tested before we leave
Related Services
Not Freezing
Excessive Frost Buildup
Strange Noise
Water Leaking from Freezer
Door Seal Issue
Temperature Not Consistent
Not Cold Enough — Above 0°F
Defrost System Failure
Condenser Coils Dirty
Compressor Failure
Evaporator Fan Failure
Door Gasket Failure
Running Constantly
Freezer Burn on Food
Temperature Fluctuating
Temperature Alarm Sounding
Ice Buildup on Walls
Chest Freezer Not Cooling
Upright Freezer Temperature Issues
Unusual Noise from Freezer
Door Seal / Gasket Not Sealing
Commercial Freezer Not Holding Temperature
Freezer Door Hard to Open After Closing
Freezer Has No Power
Over-Temperature Alarm
Auto-Defrost System Failure
Frost Forming on Door Gasket Area
Ice Cream Always Soft
Freezer Door Not Staying Closed
Unable to Prevent Freezer Burn
Gurgling or Bubbling Sounds
In-Door Ice Maker Not Working
Frost-Free Feature Not Functioning
Chest Freezer Lid Latch Broken
Drain Tube Clogged with Ice
Compressor Cycling Rapidly
Condenser Fan Motor Failure
Refrigerant Leak
Compressor Start Relay Failed
Excessive Humidity Inside Freezer
Chest Freezer Not Cooling Properly
Garage Freezer Not Cooling in Greater Boston Summer
Ice Building Up Around Door Frame
Power Fluctuation Damage to Control Board
Ice Tray Rack Frozen to Shelf
Freezer Overpacked — Poor Air Circulation
Freezer Interior Light Not Working
Temperature Display Reading Incorrectly
Freezer Has Bad Odor
Power Cord Damaged on Freezer
Frost Forming Despite Defrost System Working
Freezer Tripping GFCI Outlet
Frozen Vegetables Thawing Partially
Large Ice Crystals on Food Packaging
Available Now · Greater Boston, MA
Ready to schedule your repair?
ProFix Appliance Repair Boston — trusted by thousands of Greater Boston homeowners. Same-day slots available.
Why Is Your Sub-Zero Freezer Upright Freezer Door Seal Problem?
The door seal on an upright freezer is damaged or worn, causing excessive frost buildup and temperature instability.
Common Causes
- 1Gasket material compressed and no longer sealing
- 2Gasket hardened from Greater Boston's temperature cycling between AC-cooled interior and hot exterior air
- 3Gasket torn from overloaded wire shelves pushing against the door
- 4Magnetic seal strength reduced with age
- 5Gasket not fully pressed into the channel after cleaning
How We Fix It
Our technician will replace the door gasket and check shelf loading and door alignment.
- Diagnostic included when we do the repair
- Genuine Sub-Zero OEM parts
- Avg repair time: 1–2 hours
Typical repair cost: $150–$400
Average repair time: 1–2 hours · 90-day parts & 30-day labor warranty included
Other Sub-Zero Freezer Issues in Waltham
Not FreezingExcessive Frost BuildupStrange NoiseWater Leaking from FreezerDoor Seal IssueTemperature Not ConsistentNot Cold Enough — Above 0°FDefrost System FailureCondenser Coils DirtyCompressor FailureEvaporator Fan FailureDoor Gasket FailureRunning ConstantlyFreezer Burn on FoodTemperature FluctuatingTemperature Alarm SoundingIce Buildup on WallsChest Freezer Not CoolingUpright Freezer Temperature IssuesUnusual Noise from FreezerDoor Seal / Gasket Not SealingCommercial Freezer Not Holding TemperatureFreezer Door Hard to Open After ClosingFreezer Has No PowerOver-Temperature AlarmAuto-Defrost System FailureFrost Forming on Door Gasket AreaIce Cream Always SoftFreezer Door Not Staying ClosedUnable to Prevent Freezer BurnGurgling or Bubbling SoundsIn-Door Ice Maker Not WorkingFrost-Free Feature Not FunctioningChest Freezer Lid Latch BrokenDrain Tube Clogged with IceCompressor Cycling RapidlyCondenser Fan Motor FailureRefrigerant LeakCompressor Start Relay FailedExcessive Humidity Inside FreezerChest Freezer Not Cooling ProperlyGarage Freezer Not Cooling in Greater Boston SummerIce Building Up Around Door FramePower Fluctuation Damage to Control BoardIce Tray Rack Frozen to ShelfFreezer Overpacked — Poor Air CirculationFreezer Interior Light Not WorkingTemperature Display Reading IncorrectlyFreezer Has Bad OdorPower Cord Damaged on FreezerFrost Forming Despite Defrost System WorkingFreezer Tripping GFCI OutletFrozen Vegetables Thawing PartiallyLarge Ice Crystals on Food Packaging
Still have questions?
Our Boston team is ready — same-day service across Middlesex, Essex & Norfolk Counties.