Two kitchens, one failure
Saturday, September 13, Simi Valley: an LG LFXS28566S French-door, built December 2017, running on R134a. Friday, September 5, Chatsworth: an LG LFXC22526S counter-depth French-door, built March 2021, on R600a. Different generations, different refrigerants, the same line on the booking: not cooling. Both compressors were running. Neither was pumping.
This is the LG linear compressor story that has run since around 2014 and produced a class action settlement along the way. The compressor doesn’t seize with a bang. It loses the ability to build pressure, so the refrigerator hums, the lights work, the fans blow, and the temperatures creep up over a day or two. Plenty of owners get a service call that ends with “it’s the compressor — replace the fridge.” Both of these owners got a different answer.
What LG’s warranty actually says
LG’s current U.S. refrigerator warranty covers the sealed system and the compressor for five years, parts and labor, and the linear or inverter compressor for parts only in years six through ten — in LG’s own words, “Consumer will be charged for labor.” (LG’s warranty terms.) Both of these units were past year five. So LG supplied the compressors at no charge, and the owners paid for the work of installing them. That is the deal on almost every LG compressor call we take.
The repair, step by step
A compressor swap that lasts is not a compressor swap. It is a sealed-system job: recover the old refrigerant, cut out the compressor, braze in the new one, replace the filter drier (the old one is contaminated the moment the system is opened), install a proper service valve so the system can be measured now and in the future, purge with nitrogen to sweep moisture and debris out of the lines, pull a deep vacuum, weigh in a fresh charge, and verify the pressures.
The $65 step most shops skip
LG’s replacement compressors are a newer design than the ones they replace, and the refrigerator’s main control board has to be updated to run them. LG ships a sticker for the board cover that says it plainly: failure to update software will result in improper cooling. Our technician updated the board on both units and dated the sticker. A shop that swaps the compressor and skips the software has installed the next failure.
What it cost
Simi Valley: $860. Compressor $0 under LG’s warranty; filter drier $94; service valve $45; nitrogen purge $185; refrigerant recovery, brazing and recharge $485; control-board update $65; a $29 discount; the $85 diagnostic credited. On site 1 hour 56 minutes, quoted and completed in one visit. Chatsworth: $915 on the card — the same scope plus a complimentary condenser cleaning, 2 hours 10 minutes, same day. Across the 83 LG warranty-compressor jobs we have completed, the median invoice is $841.
Repair or replace an LG with a dead compressor?
With the part free from LG and the labor under $1,000, repair wins on any LG under ten years old that is otherwise sound; a comparable new French-door starts around $2,000 before delivery and haul-away. The honest caveats: the compressor is the weak point on these models, the software update matters as much as the part, and a unit past year ten pays for the compressor too — about $415 to $460 for the part in our records, median invoice $981. We tell you which side of the line you are on before you pay for anything beyond the $85 diagnostic.
LG refrigerators, washers and dishwashers across Los Angeles and Ventura counties — see LG appliance repair, refrigerator repair, and our pages for Simi Valley and Chatsworth. Background on the linear compressor itself is in LG linear compressor failure: repaired or replaced?, the general guide is why a refrigerator stops cooling, and real prices from 3,600+ repairs are here.