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2021 Subaru Legacy
Key Replacement - Save vs Dealer in Ventura County

1,000+ Five-Star Reviews | Certified Pros

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2021 Subaru Legacy Smart Key
Smart Key

Not all locksmiths are created equal. EZ Car Keyz is BBB A+ rated, fully licensed and insured, and trusted by thousands of customers across the area. Your vehicle is in good hands.

CA BSIS LICENSE LCO#6792
BBB A+ Rated Licensed & Bonded Certified Techs
Fast Response15-25
min arrival
1,000+reviews
See why they skip the dealer113KSubscribers
Rapid response 2021 Subaru Legacy key details from EZ Car Keyz Montecito CA
Marco Levy • EZ Car Keyz 🔥
Licensed Mobile Locksmith • Oxnard, CA
15+
Yrs Exp
Rapid response 2021 Subaru Legacy key details from EZ Car Keyz Montecito CA
Key specialists
BSIS Licensed
Licensed by the California Bureau of Security
Fixed pricing
NASTF Certified
National Automotive Service Task Force approved
Fast mobile service
1,000+ Reviews
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805 Special
10% OFFCODE:EZ-805-2026

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2021 Subaru Legacy
Key Options

Dealer-grade key for a fair, honest price

Push To Start
Most popular Subaru key typeMost Popular
2021 Subaru Legacy Smart Key HYQ14AHK
FCC IDHYQ14AHKPart #88835-FL03BButtons4BatteryCR2032Frequency434 MHzRemote StartNo
✓ In Stock · Programmed On-Site
Transponder Key
2021 Subaru Legacy Transponder Key
FCC IDPart #57497 FL08AButtonsBatteryFrequencyRemote StartNo
✓ In Stock · Programmed On-Site
Instant 2021 Subaru Legacy key fob options from EZ Car Keyz Montecito CA
Skip the Dealer Markup
Professional key, honest rate
Instant 2021 Subaru Legacy key fob options from EZ Car Keyz Montecito CA
🔧 PRO TIP
The 2021 Legacy smart key fob runs a CR2032, which is one of the easier cells to find, but don't let that make you lazy about it. The fob has four buttons and the battery contact tabs are known to get a slight bend when people pry the case open the wrong way. A bent tab gives you intermittent range or a ghost "key not detected" warning even with a brand new battery seated in there. Pop the case with a flat tool at the seam, not at the battery slot. Also worth knowing: if you're down to one working key on a 2021 Legacy, get a spare made now. All-keys-lost on this generation requires diagnostic equipment to wipe and re-enroll, and lead times on key blanks for these can slow down an already inconvenient situation.
Related services: Ignition Repair · Smart Key

Compare Subaru Legacy Key Credentials

Our credentials vs dealer service - side by side

EZ Car Keyz
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
✓ Yes
EZ Car Keyz wins 5 out of 6
BSIS licensed with OEM quality guaranteed
Book Service (805) 790-8162

2021 Subaru Legacy Smart Key Replacement - Fast, Affordable & Professional

It was a Tuesday in July, and a woman called me from a Montecito parking lot near Hot Springs. She had a full Costco run in the back of her 2021 Legacy and her fob had gone completely dark. Car locked, groceries starting to sweat, and the dealer's earliest opening was the following afternoon.

I was about 20 minutes out.

She had already done the logical thing and pressed the fob buttons a dozen times. Nothing. When I got there, the first thing I did was use the mechanical key blade tucked inside the fob to get the door open. That's always step one before anything else. Then I popped the fob case correctly, checked the CR2032, and found the battery contact tab had a noticeable bend on it. The battery was reading low voltage on top of that.

Fresh CR2032, straightened the contact, and the fob came back to life for the basic locking and unlocking. But the immobilizer side had lost its enrollment, likely knocked loose during a jump start she mentioned having a few weeks prior. That part needed the diagnostic port and the right software to re-enroll the fob to the vehicle security system.

I ran the re-enrollment at the OBD port, walked every function on all four buttons, confirmed the car started cleanly, and had her on her way in well under an hour. The groceries made it. She told me the dealer had quoted her a wait and a price that made her stomach drop almost as fast as the fob did.

She didn't need a new fob. She needed the right tech, on site, the same afternoon.

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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BSIS Licensed Locksmith - California License LCO#6792
BSIS Licensed
CA Bureau of Security & Investigative Services
NASTF Certified Automotive Locksmith - Vehicle Security Professional
NASTF Certified
National Automotive Service Task Force
Fully Insured Locksmith - Hiscox Liability and Vehicle Damage Coverage
Fully Insured
Liability & vehicle damage coverage
Google Guaranteed Locksmith - Verified and Background Checked
Google Guaranteed
Verified & backed by Google
Also serving: Birnam Wood · Butterfly Beach · Coast Village · Cold Spring

Subaru Legacy Rapid Response, Done Right

Rapid response in the field

Quick turnaround 2021 Subaru Legacy car key by EZ Car Keyz in Montecito CA
Smart Key | Rapid On-Site Service
2021 Subaru Legacy | Ventura County
Quick turnaround 2021 Subaru Legacy car key by EZ Car Keyz in Montecito CA
2021 Subaru Legacy Smart Key
2021 Subaru Legacy
Smart Key | Pro Grade Service
Estimated arrival time to Montecito
Proven Timing
Rapid Arrival
Available Today
Service location Montecito
Montecito
Insured Service
805 Area
Same-Day Keys (805) 790-8162

Five Stars From Verified Customers

Reviews that back up our credentials

G
Gregorio P.
May 2021
★★★★★

“Steve was incredibly helpful when I lost my car keys. He came out the exact same day and I only waited about 30 minutes. I really needed to get to work and he completely saved me.”

Google Review
A
Antoine M.
Dec 2025
★★★★★

“I am very pleased with the value of the service I received from Marco at EZ Car Keyz. They arrived extremely fast, opened my door in no time, and the price was right on point.”

Google Review
E
Ezra M.
Oct 2025
★★★★★

“I needed a new key for my car and Marco gave me the best quote by far. He showed up, made the new key on the spot, and everything works perfectly. Fast service and great value.”

Google Review
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Quick response locksmith review for 2021 Subaru Legacy key - EZ Car Keyz Montecito CA
“Real savings, real reviews.”
Quick response locksmith review for 2021 Subaru Legacy key - EZ Car Keyz Montecito CA
5.0 out of 5 - Based on Over 1,000 five-star Google reviews
Best Price (805) 790-8162

Subaru Legacy Mobile Service FAQ

Real costs, no dealer surprises

Do you use OEM or aftermarket fobs for the 2021 Legacy?
It depends on the situation. For a 2021 Legacy smart key, I'm particular about this. The fob communicates with the immobilizer and the door handle sensors, and on this generation of Subaru the vehicle can reject a fob that doesn't meet the right specs. I use verified blanks that match the factory FCC ID for this vehicle. Cheap third-party fobs sourced from online marketplaces have a real pattern of either failing enrollment outright or working for a few weeks and then dropping out. The shell quality on those also tends to be poor, with buttons that go mushy faster than they should. When you're paying for a replacement, you want one that holds up, so I don't gamble with blanks I can't stand behind.
How long should a replacement key fob hold up on a 2021 Legacy?
What if my replacement key stops working a few weeks after you program it?
Can the 2021 Legacy smart key fob be programmed at home, or does it always need a technician?
I have one working key left. Do I really need a spare, or is that just an upsell?
Questions? Call (805) 790-8162

Subaru Legacy Key Service Areas

Trusted by thousands across the area

📍Ventura County & SB
Ventura County service area map
805 LOCAL LOCKSMITH
need a key? 🔑
Santa Barbara
Santa BarbaraETA 30-35 min
Goleta
GoletaETA 30-35 min
Isla Vista
Isla VistaETA 30-35 min
Montecito
MontecitoETA 25-30 min
Carpinteria
CarpinteriaETA 20-25 min
Ojai
OjaiETA 20-25 min
Ventura
VenturaETA 10-15 min
Santa Paula
Santa PaulaETA 20-25 min
Fillmore
FillmoreETA 25-30 min
Oxnard
OxnardETA 10-15 min
Port Hueneme
Port HuenemeETA 10-15 min
Camarillo
CamarilloETA 15-20 min
Moorpark
MoorparkETA 25-30 min
Simi Valley
Simi ValleyETA 30-35 min
Thousand Oaks
Thousand OaksETA 20-25 min
Santa BarbaraGoletaMontecitoCarpinteriaOjaiVenturaSanta PaulaFillmoreOxnardPort HuenemeCamarilloMoorparkSimi ValleyThousand Oaks
Rapid dispatch 2021 Subaru Legacy locksmith area in Ventura County CA
Rapid dispatch 2021 Subaru Legacy locksmith area in Ventura County CA
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2021 Subaru Legacy car key done in minutes by EZ Car Keyz Montecito CA
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