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Los Angeles · Sub-Zero refrigeration

Freezer Repair

Defrost faults, frost build-up and temperature drift on Sub-Zero freezer columns, drawers and sections.

What people describe when they call

  • Sheet of ice growing behind the rear freezer panel
  • Freezer sitting in the teens instead of near zero
  • Drawer jamming on ice along its rails
  • Temperature alarm tripping overnight for no obvious reason

Diagnosis

What it usually turns out to be

In the order it gets worked through on site — cheapest and most likely first, the sealed system last, because that is the honest order rather than the profitable one.

  1. Defrost, nine calls out of ten

    A sheet of ice behind the rear panel means the defrost cycle has stopped doing its job — a dead heater, a sensor reading badly, or a drain that froze and pushed the meltwater back inside. The frost is the symptom; the cycle is the fault.

  2. Seals, hinges and drawer rails

    Warm room air is what turns into ice. A split vacuum seal, a hinge that has dropped a few millimetres or a drawer riding on frozen rails all leave the door slightly off its face, and the cabinet spends the night making frost instead of cold.

  3. Airflow behind the panel

    An evaporator fan catching ice, a blocked duct or a compartment packed hard against the rear wall will leave the top shelf soft while the display still claims zero. Temperature is measured at the vents, not read off the panel.

Before you phone

Three things worth checking

None of this is a repair. It is the difference between a first visit that starts with questions and one that starts with a meter in the right place.

  • Put a thermometer on the middle shelf overnight and compare it with what the display says.
  • Watch the drawer or door close on its own. If it needs a push, the seal is part of the story.
  • Listen with the door open and the interior light defeated: a fan that does not run is worth reporting.

What it comes to

What this kind of repair costs

Flat $89 service call covering the visit and full diagnosis, credited against the repair once you approve it.

Repair bands

Door gasket or seal replacement
$270–$690
Evaporator or condenser fan motor
$300–$740
Defrost heater, thermostat or sensor
$270–$640
Ice maker, water valve or supply line
$270–$770
Electronic control board
$440–$890
Compressor or sealed-system repair
$1,320–$3,410

Which end of a band a cabinet lands on depends on the part and on how much has to come apart to reach it. You hear one firm number for the whole job, agreed with you before anything is opened up or ordered, and the $89 service call comes off that number once you approve the work.

For scale

Against those numbers: a comparable built-in replacement, before installation and cabinetry work — $12,580–$20,850. Most of what we are called to is one part inside a cabinet with years of service left in it, which is usually why the repair is the sensible end of that comparison. When it is not, you hear that instead.

Reviews

What Los Angeles owners say

Built-in Sub-Zero calls, in their own words.

4.9/ 5945 reviews

  • The unit in our pool cabana gave out in the first real heat and everything inside thawed. Its condenser had almost no air to work with. He opened up the venting and changed a tired fan motor.

    Booker W.Toluca Lake

  • Duplex kitchen, nowhere to move anything, and the freezer half stopped freezing while the fridge stayed fine. Burnt-out defrost heater and a fan blade catching ice. He worked from the doorway and was done within the hour.

    Garrett O.Beverly Grove

  • Everything on the top shelf softened while the panel still claimed zero, so I stopped trusting the readout. Bad sensor, and a slack drawer seal on top of that. Correct now. Eight days for a slot, though.

    Sabine S.Tarzana

Book the visit

Tell us what the cabinet is doing and we will bring the right meter.

A flat $89 covers the trip and the diagnosis, and comes off the bill when you approve the repair. You hear the price for the work first — nothing starts before you agree to it.

(310) 499-2240 Book online

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