2004 Subaru Legacy
Key Replacement - Save vs Dealer in San Diego

Q: How long does programming take once you're at my car?

For a 2004 Legacy where you have a working key, adding or replacing the remote is usually under thirty minutes of on-car time once I'm connected. If all keys are lost and the immobilizer needs a full reset, there is a mandatory timed wait built into the security system before new keys can be enrolled. That adds time, but the total job still lands well under two hours from when I arrive.

Q: Can you make a key faster than the dealer?

Consistently, yes. Dealers have to order parts, schedule appointments, and on all-keys-lost jobs, some will tell you the security module needs to go back to the manufacturer, which can stretch into weeks. I carry blanks and the right remotes for the 2004 Legacy on the van. The whole job happens in your driveway or parking lot, same day, no tow required. The time difference between calling the dealer and calling me isn't small.

Q: My 2004 Legacy starts fine but the remote stopped working. Do I need a whole new key?

Not necessarily. On this car the transponder in the key and the remote fob are functionally separate things, so one can fail without affecting the other. First thing to check is the CR2025 battery in the fob. A weak cell on these can cut range down to almost nothing before it dies entirely, and people sometimes assume the remote is broken when the battery is just low.

Q: If I replace the body control module on my 2004 Legacy, do all my keys stop working?

Yes. The immobilizer on this generation is tied to the body control module. Swap that module and the existing keys no longer match the car. Every key has to be reprogrammed to the new module. This catches people off guard when a module swap is done at a shop and nobody mentions the key situation beforehand.

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Remote

Save 40-60% compared to dealership prices. Our certified technicians come to your home, office, or roadside with all the equipment needed to cut and program your key on the spot.

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2004 Subaru Legacy car key service at your door in Solana Beach CA

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2004 Subaru Legacy
Key Options

Dealer-grade key for a fair, honest price

Remote

2004 Subaru Legacy Price Breakdown

Dealer cost vs our cost - you decide

EZ Car Keyz

Dealership

Average Cost

✓ $$

✕ $$$$

Location

✓ We come to you

✕ You drive there

Wait Time

✓ 20-45 min

✕ 2-5 days

Same-Day

✓ Yes

✕ Rarely

All Keys Lost

✓ No problem

✕ Tow required

OEM Quality

✓ Yes

EZ Car Keyz wins 5 out of 6

Same key, fraction of the dealer price

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2004 Subaru Legacy Remote Replacement - Fast, Affordable & Professional

I got a call out to Eden Gardens on a Wednesday afternoon. The woman who called wasn't the car owner.

She was a nanny picking up kids from a nearby preschool, and the only fob for the family's 2004 Subaru Legacy had gone through the laundry. Not just wet. Through the full wash cycle. She had the kids buckled, the car started fine with the key, but the remote was dead and the parents were expecting everyone home in under an hour.

She'd already called the Subaru dealer. They told her Friday.

I got there, popped the fob open, and the circuit board had that white residue you see when water and detergent get into electronics and sit. No coming back from that one. The key blade and transponder were fine, which is why the car still started. The remote portion was just gone.

I had a replacement fob with me, cut the blade to match, programmed it to the car along with all the remotes so nothing got orphaned, and she had a working key in about twenty-five minutes. She was pulling out of that lot well before the parents got home.

The dealer route would have been two days, a tow, and a chunk of money she wasn't going to spend on someone else's car anyway. This was a single visit, done on site, for a fraction of that.

Save vs the Dealer on Your Subaru Legacy Key

Get your key for hundreds less than the dealer. Same quality, same result, better price.

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Subaru Legacy Rapid Response, Done Right

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2004 Subaru Legacy

Remote | Programmed for Less

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Solana Beach

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619 Area

Same-Day Keys (619) 876-1271

Honest Pricing, Honest Reviews

Customers who skipped the dealer markup

R

Ray P.

Dec 2025

★★★★★

“Marco is the man for car keys, lost my key for a Subaru wrx he showed up same day and programmed it on the spot! Nice guy and great service!!”

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R

Ricky M.

Sep 2026

★★★★★

“Had an issue with Subaru ignition called ez car keyz for assistance they were able to make a new key for the car and now the car starts perfect thanks Marco.”

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P

Pedro M.

Sep 2026

★★★★★

“Call him and he came quickly and took care of my right away. Threw in an extra key for a reduced price.”

Google Review

On-site 2004 Subaru Legacy key service review - EZ Car Keyz Solana Beach CA

★ 5.0 out of 5 - Based on Over 200 five-star Google reviews

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Subaru Legacy Mobile Service FAQ

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What if I need a Subaru key after hours or on the weekend?▼

Call us anyway. Subaru dealers run standard business hours, and most have no Sunday service at all. If you lose your only key on a Friday evening near Eden Gardens, you are likely looking at Monday before a dealer can even check parts availability, let alone schedule the job. Subaru's roadside program can tow you, but they don't cut and program keys on the side of the road.