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2001 Buick Lesabre
Key Replacement - Save vs Dealer in San Diego

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2001 Buick Lesabre Transponder Key
Transponder Key

With 100+ verified Google reviews and every major industry certification, EZ Car Keyz is the locksmith trusted by families, businesses, and fleet managers throughout the area.

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2001 Buick Lesabre key info from mobile locksmith EZ Car Keyz Chula Vista CA
Marco Levy • EZ Car Keyz 🔥
Licensed Mobile Locksmith • San Diego, CA
15+
Yrs Exp
2001 Buick Lesabre key info from mobile locksmith EZ Car Keyz Chula Vista CA
Key specialists
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2001 Buick Lesabre
Key Options

Dealer-grade key for a fair, honest price

Transponder Key
Most popular Buick key typeMost Popular
2001 Buick Lesabre Transponder Key
FCC IDPart #B99 35118-SDA-A01 5907553 BHO02PT HD112 HO03PT S000A-S711K 15821273ButtonsBatteryFrequencyRemote StartNo
✓ In Stock · Programmed On-Site
Remote
2001 Buick Lesabre Remote KOBLEAR1XT
FCC IDKOBLEAR1XTPart #10443537Buttons4BatteryCR2032Frequency315 MHzRemote StartNo
✓ In Stock · Programmed On-Site
Mobile 2001 Buick Lesabre key fob programming by EZ Car Keyz Chula Vista CA
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Mobile 2001 Buick Lesabre key fob programming by EZ Car Keyz Chula Vista CA
🔧 PRO TIP
The 2001 Buick LeSabre uses a transponder key with a chip inside the head of the key. No remote, no fob, just a metal key with an immobilizer chip molded into the plastic head. The vehicle security system reads that chip every time you turn the ignition. If it doesn't recognize the chip, the engine cranks and dies, or it won't start at all. After a dead battery or a jump start with low voltage, you might see a theft-related warning light on the dash. That's often the security system resetting itself, not a bad key. Give it about 10 minutes with the key in the on position before assuming the worst. Also worth knowing: the 2001 LeSabre has an onboard relearn procedure for transponder keys, so in many cases a second key can be added without a dealer scan tool, as long as you already have one working key in hand. Lost both keys? That's when you need someone with equipment.
Related services: Ignition Repair · Smart Key

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EZ Car Keyz
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Average Cost
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✕ $$$$
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✓ We come to you
✕ You drive there
Wait Time
✓ 20-45 min
✕ 2-5 days
Same-Day
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✕ Rarely
All Keys Lost
✓ No problem
✕ Tow required
OEM Quality
✓ Yes
✓ Yes
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2001 Buick Lesabre Transponder Key Replacement - Fast, Affordable & Professional

I got a call from a woman parked in a lot off the Millenia area of Chula Vista. She had a 2001 Buick LeSabre, her only key, and the car would not start. It would crank, catch for a second, then die. Classic immobilizer behavior on these.

She had already called the dealer. They told her to tow it in and plan for at least a day, maybe two, while they sourced the right transponder key blank and got it on the schedule. She had her kid with her and nowhere to go.

I pulled up, confirmed the crank-and-die pattern, and checked the dash. The security light was telling the story. Her existing key was worn at the head, and the chip inside was reading inconsistently. On a 2001 LeSabre, that chip talks to the vehicle security system through a coil ring around the ignition cylinder. When the read fails, the system kills fuel. Simple in theory, annoying in a parking lot.

I cut a new key blade to her vehicle using the door lock as a reference, transferred nothing because this chip type doesn't transfer, and programmed a fresh transponder to the car on site using my diagnostic equipment. Confirmed the security light cleared and the engine held at idle without cutting out.

Total time, about 45 minutes. She drove out of that lot with a working key and a spare in her bag. The dealer route would have meant a tow truck, a wait, and days without the car. She saved a good chunk and got it handled the same afternoon.

Save vs the Dealer on Your Buick Lesabre Key

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BSIS Licensed Locksmith - California License LCO#6792
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CA Bureau of Security & Investigative Services
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Also serving: Bonita · Downtown Chula Vista · Eastlake · Millenia

Buick Lesabre Rapid Response, Done Right

Rapid response in the field

Mobile 2001 Buick Lesabre key replacement at your location in Chula Vista CA
Transponder Key | Rapid On-Site Service
2001 Buick Lesabre | San Diego
Mobile 2001 Buick Lesabre key replacement at your location in Chula Vista CA
2001 Buick Lesabre Transponder Key
2001 Buick Lesabre
Transponder Key | Pro Grade Service
Estimated arrival time to Chula Vista
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Service location Chula Vista
Chula Vista
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619 Area
Same-Day Keys (619) 876-1271

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Credentials confirmed by real drivers

I
Incognitomlo88
Jul 2025
★★★★★

“Tim was GREAT. I honestly swear he must have had my keys made before he even showed up. The entire process was insanely fast, from the initial phone call to having the keys in my hand. No one will beat the pricing, efficiency, or outstanding service.”

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K
Kim S.
Jul 2025
★★★★★

“This is the only locksmith anyone should ever call. I am still shocked at how fast he arrived and the price was hundreds less than other quotes I received. Honest, professional, and extremely efficient.”

Google Review
B
Bradley B.
May 2024
★★★★★

“Locked out on a weekend night and everyone else wanted $300+. EZ Car Keyz sent Roman late at night for much less. He worked for over an hour and did not give up until the door opened. They even made a new key on the spot.”

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Customer review of mobile 2001 Buick Lesabre key service by EZ Car Keyz Chula Vista CA
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Customer review of mobile 2001 Buick Lesabre key service by EZ Car Keyz Chula Vista CA
5.0 out of 5 - Based on Over 100 five-star Google reviews
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Buick Lesabre Mobile Service FAQ

Real costs, no dealer surprises

Does the 2001 Buick LeSabre key have remote buttons on it?
No. The 2001 LeSabre transponder key is just a key, a metal blade with a plastic head that contains a transponder chip. There are no lock, unlock, or panic buttons. It does not control door locks remotely. If you want remote entry on this generation LeSabre, that was handled by a separate key fob that came with the car, not built into the ignition key itself. When I make a replacement transponder key for this vehicle, I'm cutting the blade and programming the chip. The remote fob, if you have one, is a separate device entirely.
What is a transponder key and why does the 2001 LeSabre need one?
What if I need a replacement key after hours or on a weekend?
My 2001 LeSabre cranks but dies immediately every time. Is that the transponder?
I have one working key for my 2001 LeSabre. Can I get a spare made, or do I have to go to the dealer?
Questions? Call (619) 876-1271

Buick Lesabre Key Service Areas

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Mobile 2001 Buick Lesabre locksmith service area in San Diego County CA
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2001 Buick Lesabre Key by Licensed Pros

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