Same-day dispatch 20+ years serving Philadelphia & beyond Licensed · Bonded · Insured
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American Best Locksmith
Call us 877-340-3344
Domestic · Mobile automotive locksmith

Buick key replacement & programming — at your location.

Lost your Buick key, locked out, or need a programmed spare without a dealer trip? We come to your driveway, parking lot, or office across Philadelphia, South Jersey, Wilmington DE, and Houston and cut and program your replacement key on-site — no tow truck, no dealer appointment, typically half the dealer price. Encore GX, Envision, Enclave, Envista — Buick's current SUV-focused lineup on the GM platform. Same chip family as Chevrolet, premium-trim positioning, daily routine. Family-owned, on the road since 2007.

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Licensed & insured
Multi-state — PA, NJ, DE, TX
Same-day mobile
Avg ~25 min in-footprint
Buick specialists
Dealer-grade equipment in every truck
300+ reviews
Family-owned since 2007
Dealer vs. mobile locksmith

Buick key — dealer vs. us.

We do the same programming as the Buick dealer, with the same dealer-grade equipment, on-site instead of at the service drive.

Buick dealer
Us — mobile locksmith
Where it happens
DealerTheir service bay (often after a tow)
UsYour driveway, parking lot, or fleet yard
When it happens
DealerNext available appointment (1–7 days)
UsSame day — typically within hours
Tow truck needed?
DealerOften, if you can't drive the car in
UsNever — we come to the car
Total cost
DealerDealer key + tow + service-bay labor
Us~30–50% less, all-in
Service guarantee
If we can't make a key, you don't pay. If we can't successfully cut and program a working key, you owe us nothing — no service call fee, no dispatch fee, no parts. Period.
Buick services

Buick services we handle on-site.

Six core Buick jobs — driveway, parking lot, fleet yard. No tow.

1
Lost key replacement
All-keys-lost on your Buick, on-site. 30–60 min typical.
2
Spare key programming
Working key + VIN, 20–30 min, ~half the dealer price.
3
Smart key / proximity fob
Push-to-start, KEYLESS GO, Comfort Access — every Buick generation we cover.
4
Broken key extraction
Snapped in ignition or door lock — extracted on-site, fresh key cut.
5
Ignition cylinder repair
Worn or seized cylinder rebuilt or swapped, keyed to your existing Buick key.
6
Lockout / emergency entry
Keys locked in your Buick? Open without damage, plus cut a new one if needed.
Key technology

Buick key & immobilizer technology.

Most generic locksmiths can't program Buick — different brands run different immobilizer architectures and require platform-specific equipment. Buick's system has evolved across multiple generations, and each one changes what's possible. Find your model below.

Buick is the badge-engineered conservative-luxury twin of Chevrolet — same six chip generations, same GM toolset we describe on the Chevrolet page, but the fob casings differ (Buick tri-shield logo, slightly different button layouts). The shared platform means a Buick Enclave key IS a Chevy Traverse key with different badging, and a Buick Encore GX IS a Chevy Trailblazer with badging. The shared platform also means the same VATS resistor library covers older Park Avenue, LeSabre, Century, and Riviera from the 1990s. Where Buick differs is the lineup focus: heavier emphasis on conservative-luxury SUV (Enclave, Envision, Encore GX), no truck or sports-car presence, and a smaller car footprint after the 2020 LaCrosse / Regal discontinuations. Buick is shifting heavily toward EVs in China (where it's a major brand) and the upcoming North American Buick Electra (2025+) on the GM Ultium platform. Common Buick gotcha: 1990s Park Avenue / LeSabre / Century with VATS often have worn ignition cylinders combined with worn resistor pellets — we test both before quoting key work, since replacing the cylinder + key combo is more reliable than just the key.

VATS / Pass-Key (Resistor Pellet)

First-Gen GM Anti-Theft
~1990–1996
Locksmith support ✅ Yes
All keys lost ✅ Yes
  • Shared GM platform — mechanical resistor pellet embedded in the key blade
  • BCM reads resistance value; one of 15 codes; wrong resistance, no start
  • Park Avenue, LeSabre, Century, Regal, Riviera, Roadmaster, Skylark of this era
  • We carry the full resistor-blank library and BCM-relearn equipment
Common chassis: Park Avenue (1991–1996)LeSabre (1992–1996)Century (1990–1996)Regal (1990–1996)Riviera (1995–1996)Roadmaster (1991–1996)Skylark (1990–1996)
Customer takeaway: VATS era — fully serviceable on-site. Resistor pellet keys cut and resistance-coded to your existing BCM value. Same toolset as Chevrolet of the same era.

Pass-Key III (Philips ID46)

Second-Gen GM Immobilizer
~1997–2002
Locksmith support ✅ Yes
All keys lost ✅ Yes
  • Pass-Key III — first electronic transponder on Buick using Philips ID46
  • Mechanical key blade + transponder head; PIN-from-VIN required
  • Park Avenue, LeSabre, Century, Regal, Riviera (final), LeSabre Limited, Rendezvous (early) of this era
Common chassis: Park Avenue (1997–2002)LeSabre (1997–2002)Century (1997–2002)Regal (1997–2002)Riviera (1997–1999)Rendezvous (2002)
Customer takeaway: Pass-Key III era — fully serviceable on-site including all-keys-lost. Same toolset as Chevrolet of the same era.

ID46 Circle+ (B111 High-Security Blade)

Third-Gen GM Immobilizer
~2003–2009
Locksmith support ✅ Yes
All keys lost ✅ Yes
  • ID46 Circle+ transponder — B111 high-security blade era
  • OBD-based programming via GM-compatible scan tool
  • VIN-derived PIN required
  • Lucerne, Rendezvous, Rainier, Terraza, LaCrosse 1st gen, Enclave 1st gen, Regal 5th gen of this era
Common chassis: Lucerne (2006–2009)Rendezvous (2003–2007)Rainier (2004–2007)Terraza (2005–2007)LaCrosse 1st gen (2005–2009)Enclave 1st gen (2008–2009)
Customer takeaway: ID46 Circle+ era — fully serviceable on-site. Most common older-Buick platform on the road.

ID46 GM EXT (B119 Blade)

Fourth-Gen GM Immobilizer
~2010–2018
Locksmith support ✅ Yes
All keys lost ✅ Yes
  • ID46 GM EXT transponder — B119 enhanced high-security blade
  • Encryption upgrade over Circle+; OBD-based programming
  • VIN-derived PIN required
  • LaCrosse 2nd gen, Enclave 1st gen late, Regal 6th gen, Verano, Encore 1st gen, Cascada, Envision 1st gen of this era
Common chassis: LaCrosse 2nd gen (2010–2016)Enclave 1st gen late (2010–2017)Regal 6th gen (2011–2017)Verano (2012–2017)Encore 1st gen (2013–2018)Cascada (2016–2019)Envision 1st gen (2016–2018)
Customer takeaway: ID46 GM EXT era — fully serviceable on-site. Most common mid-life Buick platform; B119 blade cut and programmed in 25–40 min.

HU100 High-Security (ID46 GM EXT)

Highest-Security Buick Transponder
~2019–2024
Locksmith support ✅ Yes
All keys lost ✅ Yes
  • HU100 high-security keyway — Buick's transponder family with ID46 GM EXT chip
  • Used on Encore base / Envision base when not equipped with Smart Key
  • VIN-derived PIN required, extracted in-truck
Common chassis: Encore base (2019–2022)Envision base (2019–2020)LaCrosse base (2019, final year)
Customer takeaway: HU100 era — fully serviceable on-site. Standard transponder programming for trim levels without Smart Key.

Buick Smart Key (Push-to-Start Proximity)

Current Buick Proximity Platform
~2021–Present
Locksmith support ✅ Yes
All keys lost ✅ Yes
  • Buick Smart Key — proximity entry + push-to-start fob
  • BCM programming required via OBD; PIN-from-VIN extraction
  • Used across the lineup including Enclave Premium / Avenir, Envision Premium / Avenir, Encore GX Preferred / Sport Touring / Avenir, Envista Preferred / Sport Touring / Avenir
  • Future Buick Electra (2025+) and Encore GX EV variants will use the GM Ultium platform with the same Smart Key approach
  • Programming is OBD-based; fob shells are aftermarket-supported
Common chassis: Enclave Premium / Avenir (2021–)Envision Premium / Avenir (2021–)Encore GX Preferred / Avenir (2020–)Envista (2024–)
Customer takeaway: Current Smart Key push-to-start Buick — fully serviceable on-site. Spare keys 25–40 min; all-keys-lost 30–60 min. Future Electra EV (2025+) 12V check first when launched.

At-a-glance coverage summary

System Years Locksmith Support All Keys Lost
VATS / Pass-Key (Resistor Pellet) ~1990–1996 ✅ Yes ✅ Yes
Pass-Key III (Philips ID46) ~1997–2002 ✅ Yes ✅ Yes
ID46 Circle+ (B111 High-Security Blade) ~2003–2009 ✅ Yes ✅ Yes
ID46 GM EXT (B119 Blade) ~2010–2018 ✅ Yes ✅ Yes
HU100 High-Security (ID46 GM EXT) ~2019–2024 ✅ Yes ✅ Yes
Buick Smart Key (Push-to-Start Proximity) ~2021–Present ✅ Yes ✅ Yes
Buick model pricing

What it costs for your specific Buick.

Year-banded pricing for our most-requested Buick models. All-in on-site — blank, cutting, programming, dispatch. Final price confirmed on the phone with your VIN before we leave the shop.

Enclave 2 year ranges
YearEnclave 1st gen 2008–2017
Key systemID46 Circle+ / GM EXT
Price range$170–$280
On-site25–40 min
NoteAKL supported; Premium / CXL same
YearEnclave 2nd gen 2018–2025
Key systemID46 GM EXT / Smart Key
Price range$200–$360
On-site25–40 min
NoteAvenir / Premium same
Envision 2 year ranges
YearEnvision 1st gen 2016–2020
Key systemID46 GM EXT (B119)
Price range$180–$300
On-site25–40 min
NotePremium / Essence same
YearEnvision 2nd gen 2021+
Key systemSmart Key (current)
Price range$200–$360
On-site30–45 min
NoteAvenir same
Encore / Encore GX / Envista 3 year ranges
YearEncore 1st gen 2013–2022 (final)
Key systemID46 GM EXT / Smart Key
Price range$170–$300
On-site25–40 min
NoteSport Touring same
YearEncore GX 2020+
Key systemSmart Key (current)
Price range$190–$340
On-site25–40 min
NoteSport Touring / Avenir same
YearEnvista 2024+ (new)
Key systemSmart Key (current)
Price range$190–$340
On-site25–40 min
NotePreferred / Sport Touring / Avenir same
LaCrosse / Regal / Verano (Sedan, Discontinued) 6 year ranges
YearLaCrosse 1st gen 2005–2009
Key systemID46 Circle+ (B111)
Price range$170–$280
On-site25–35 min
NoteSuper same
YearLaCrosse 2nd gen 2010–2016
Key systemID46 GM EXT (B119)
Price range$180–$300
On-site25–40 min
NotePremium / Touring same
YearLaCrosse 3rd gen 2017–2019 (final)
Key systemID46 GM EXT / Smart Key
Price range$200–$340
On-site25–40 min
NoteAvenir same
YearRegal 5th-6th gen 2011–2020 (final)
Key systemID46 GM EXT / Smart Key
Price range$170–$320
On-site25–40 min
NoteGS / TourX / Sportback same
YearVerano 2012–2017 (only generation)
Key systemID46 GM EXT (B119)
Price range$160–$260
On-site25–35 min
NoteTurbo same
YearCascada 2016–2019 (only generation)
Key systemID46 GM EXT (B119)
Price range$180–$300
On-site25–40 min
NoteSport Touring same
Older / Discontinued (Lucerne / Rendezvous / Rainier / Terraza / Park Avenue / LeSabre / Century / Riviera / Roadmaster / Skylark) 10 year ranges
YearLucerne 2006–2011 (final)
Key systemID46 Circle+ (B111)
Price range$170–$280
On-site25–35 min
NoteCXL / CXS / Super same
YearRendezvous 2002–2007 (final)
Key systemPass-Key III / Circle+
Price range$140–$240
On-site20–30 min
NoteAKL supported
YearRainier 2004–2007 (final)
Key systemID46 Circle+ (B111)
Price range$170–$280
On-site25–35 min
NoteAKL supported
YearTerraza 2005–2007 (final)
Key systemID46 Circle+ (B111)
Price range$160–$260
On-site20–30 min
NoteAKL supported
YearPark Avenue 1991–2005 (final)
Key systemVATS / Pass-Key III / Circle+
Price range$120–$240
On-site15–30 min
NoteYear confirms chip; Ultra same
YearLeSabre 1992–2005 (final)
Key systemVATS / Pass-Key III / Circle+
Price range$120–$240
On-site15–30 min
NoteYear confirms chip
YearCentury 1990–2005 (final)
Key systemVATS / Pass-Key III / Circle+
Price range$110–$240
On-site15–30 min
NoteYear confirms chip
YearRiviera 1995–1999 (final)
Key systemVATS / Pass-Key III
Price range$130–$240
On-site20–30 min
NoteCollector market
YearRoadmaster 1991–1996 (final)
Key systemVATS resistor pellet
Price range$120–$200
On-site15–25 min
NoteWagon / Sedan same
YearSkylark 1990–1998 (final)
Key systemVATS / Pass-Key III
Price range$110–$220
On-site15–25 min
NoteAKL supported

Don't see your exact model or year? Call us with your VIN — we cover every Buick model on the road, and a 30-second VIN check confirms the chip type and price before dispatch.

Hybrid & EV — read this first

If you drive a Buick hybrid or EV.

Buick's North American electrification is just starting — Buick Electra (2025+, naming reused for new EV crossover lineup) and future Encore GX EV variants will use the GM Ultium platform with EV-specific 12V auxiliary battery management. The 12V battery on these EVs is separate from the high-voltage propulsion pack and is the most common cause of 'intermittent fob' symptoms that look like a key problem. We test the 12V FIRST on every EV call before quoting key work. Charge-port behavior (CCS / NACS) doesn't affect key programming. Buick has no current PHEV in North America (the eAssist mild-hybrid LaCrosse / Regal 2012–2017 used standard ID46 GM EXT keys with no special handling).

Common problems

Common Buick key problems & what we do about them.

Before you assume you need a new key, here's what usually goes wrong with Buick keys — and how we diagnose before charging.

Why is my Buick Smart Key not detected?

Most common (in this order): dead CR2032 fob battery — a $3 replacement we do in 60 seconds; weak 12V vehicle battery; fob desync after a 12V battery service; or a failing BCM antenna. We diagnose first — a new key won't fix any of these except the last.

I lost both Buick keys — can a locksmith really do all-keys-lost on-site?

Yes. All-keys-lost on Buick 1996 to current is routine for us. We pull the immobilizer PIN from your VIN, connect to the OBD2 port, talk to the BCM, generate the key file, cut to your VIN, program. 30–60 min typical. Bring proof of ownership and your VIN.

Enclave / Envision push-to-start intermittent — is it the key or the SUV?

Almost always one of three things: dead CR2032 in the fob, marginal 12V battery, or fob desync after a battery service. We test all three before quoting key work. Same diagnostic approach as Traverse / Acadia — they're the same platform.

My older Park Avenue / LeSabre with VATS won't start — bad key or BCM?

Usually the resistor pellet has worn out (these resistors degrade after 10–20 years) or the BCM lost its learned value after a battery disconnect. We test the resistor reading first, replace the key if degraded, re-teach the BCM if needed. Same fix as Chevrolet of the same era — $50 key beats a $400 BCM.

Buick process

From your call to a working Buick key.

Five steps. Flat-quote on the phone, no upsells when we arrive.

1
Call & quote
Tell us year, model, and VIN. We confirm the immobilizer generation and quote a flat all-in price on the phone.
2
Dispatch
Tech rolls with the right Buick-generation blank and equipment, plus your VIN-specific key file pre-loaded.
3
ID & cut
Verify proof of ownership, cut the blade to your VIN code. Quick.
4
Program
Pair the new key to your Buick's immobilizer; test start, locks, panic, trunk.
5
Drive away
Drive away with a working Buick key, written invoice, warranty.
Service area

Buick mobile locksmith — across our footprint.

We service Buick owners across our four metros. Same-day mobile dispatch during service hours, dealer-grade equipment in every truck.

Philadelphia, PA
Buick keys across Center City, Northeast Philly, the Main Line, and surrounding PA suburbs.
South Jersey
Buick keys across Cherry Hill, Camden, Voorhees, Marlton — same-day from our Camden HQ.
Wilmington, DE
Buick mobile service across Wilmington, Newark DE, and northern Delaware. Local DE line, dispatched from Philly hub.
Houston, TX
Buick keys across Houston metro — Inner Loop, Energy Corridor, Sugar Land, Katy, The Woodlands.
FAQ

Common Buick questions.

What chip does my Buick use — VATS, Pass-Key III, ID46, or Smart Key?

Same as Chevrolet (GM platform shared): 1990–1996 = VATS / Pass-Key resistor pellet; 1997–2002 = Pass-Key III with Philips ID46; 2003–2009 = ID46 Circle+ with B111 blade; 2010–2018 = ID46 GM EXT with B119 blade; 2019–2024 = HU100 high-security; 2021+ = Smart Key push-to-start. Tell us year and trim — we confirm the exact chip from your VIN before dispatch.

Can you do a Buick Enclave smart key on-site?

Yes — Enclave is our most common Buick call. Smart key with proximity entry, programmed in your driveway in 25–40 min for spares with a working key, 30–60 min for all-keys-lost. Bring year, model, VIN, and proof of ownership.

What about the Encore, Encore GX, and Envista?

All three run the standard GM platform — Encore (2013–2022, 1st gen), Encore GX (2020+, 2nd gen, slightly newer proximity system), Envista (2024+, new entry-level Buick) all use Smart Key with the same programming approach. Same toolset across the Buick lineup.

Do you handle older Buick LaCrosse, Regal, Park Avenue, LeSabre?

Yes — all well-supported. LaCrosse (2005–2019), Regal (1973–2020 across multiple eras), Park Avenue (1991–2005), LeSabre (1959–2005), Lucerne (2006–2011), Verano (2012–2017), Cascada (2016–2019), Century (1973–2005), Rendezvous (2002–2007), Rainier (2004–2007), Terraza (2005–2007) — all within our standard equipment coverage.

Need a Buick key today?

A real licensed locksmith answers — not a call center. Tell us year, model, and VIN; we quote you flat on the phone and roll same-day.

Call 877-340-3344 Get a quote →
More brands

Other domestic brands we service.

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Ready when you are

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A real person answers — not a call center. Tell us whether it's a car key, a home rekey, or a commercial install, and we'll send the right tech with the right tools.

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