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How to Decode a GE Serial Number and Find Your Appliance’s Age

A ge serial number follows a two-letter-plus-six-digit-plus-letter format where the first letter tells you the month and the second tells you the year, though the year letter repeats on a cycle and should be cross-checked.

Updated Jul 7, 2026 5 min read
A ge serial number follows a two-letter-plus-six-digit-plus-letter format where the first letter tells you the month and the second tells you the year, though the year letter repeats on a cycle and should be cross-checked.

If you want to know exactly how old your appliance is, the ge serial number is the number to read, not the model number. GE Appliances stamps a specific date code into every serial number it issues, and because GE engineers and builds its own appliances at Appliance Park in Louisville, Kentucky, that code has stayed remarkably consistent across refrigerators, ranges, dishwashers, washers, dryers, and microwaves for years. Once you know the pattern, decoding it takes about thirty seconds.

The format of a GE serial number

A standard GE serial number is built from two letters followed by six digits and a trailing letter, for example a serial in the pattern GA123456A. The two letters at the front carry the date information you are looking for, and the six digits are a sequential production number that does not affect the age calculation at all.

Decoding the ge serial number month letter

The first letter of the serial number tells you the month the unit was manufactured. GE Appliances does not use every letter of the alphabet for this – it skips B, C, E, I, J, K, N, O, P, Q, U, W, X, and Y. The letters actually used are:

  • A = January
  • D = February
  • F = March
  • G = April
  • H = May
  • L = June
  • M = July
  • R = August
  • S = September
  • T = October
  • V = November
  • Z = December

Decoding the year letter

The second letter of the serial number represents the year, but here is the part worth being upfront about: GE’s year-letter sequence cycles on roughly a twelve-year rotation and then repeats. That means the letter A, for instance, could correspond to 2025, 2013, 2001, or 1989 depending on when the cycle last reset. Because of that repeat, the year letter alone cannot tell you which specific decade your appliance was built in.

How to confirm the correct decade

To pin down the right twelve-year window, cross-check the serial number against something else you already have on hand:

  1. The print date on your owner’s manual, which is usually close to the manufacture date
  2. The unit’s overall feature set – a WiFi-connected control panel or a specific touchscreen style points to a more recent build than a purely mechanical control
  3. Purchase or installation records, receipts, or a home inspection report if the appliance came with the house

Combining the letter code with one of these references almost always narrows the age down with confidence.

Where to find the serial tag

The exact spot varies by appliance, but the general locations are consistent. On most refrigerators the tag sits just inside the fridge compartment along the door frame or side wall. On dishwashers it is typically along the top edge of the tub, visible once the door is open. Dryers and ovens usually carry the tag around the door frame or door jamb. If you cannot find it in the expected spot, check our guide on finding your GE model and serial number tag for a fuller walkthrough by appliance type.

Why the serial number matters more than the model number for age

The model number tells you what the appliance is – its family, capacity, and features – while the ge serial number tells you when that specific unit rolled off the line. If you are trying to figure out how old a fridge or range is before deciding whether a repair still makes sense, see our guide on repair or replace decisions, which uses the serial-decoded age as one of its main inputs.

When it is time to call in help

Decoding the serial number is just information gathering – once you know roughly how old the unit is, an experienced, independent technician can use that alongside the model number to confirm parts compatibility and diagnose the actual problem. Our team services GE, GE Profile, Café, and Hotpoint units and can be reached through /schedule/. For GE’s own published support resources, visit geappliances.com.

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