NASTF VSP · ALOA Certified · English and Spanish

Auto Locksmith in Lawrenceville, GA: Spare Keys, Lost Keys and Lockouts, 24/7

A mobile car locksmith that comes to the car: a second key for the used car that arrived with one, missing keys removed from the immobilizer where the system allows it, fobs programmed, doors opened, and house and business locks handled, day or night.

Gloved technician at the open driver's door of a GMC with a key programming tablet and a handheld programmer, several key fobs laid out on a towel and a key cutting machine on a tray beside the console

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15,000+ jobs completed

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Vehicle Security Professional

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Lawrenceville, Gwinnett County

A car locksmith who drives to Lawrenceville with the key machine and the programmer on board

In Lawrenceville, GA, 4Keys Locksmith works as a mobile locksmith at any hour, day or night. The company, 4Keys Locksmith LLC, is on record with the Georgia Secretary of State, carries insurance and a bond, holds ALOA certification and is authorized in the NASTF VSP registry, the credential behind dealer-level key programming. Nothing has to be towed and there is no shop to find: a van sent from Brookhaven typically reaches Lawrenceville 15 to 30 minutes after the call.

Car keys come first on this page because one situation keeps them urgent: a used car that came home with a single key. That case is explained in full below, followed by every other car job, then homes and businesses. Spanish-speaking technicians are on the team, so the whole job can be done in Spanish.

Each job is priced on the phone before a van leaves; key type, programming route and time of day set the figure, and the published rates sit on the pricing page.

Used Car, One Key

Bought a used car with one key? Add a spare, clear the keys you never got, bring the right papers

A car that changes hands with a single key leaves the new owner with two open questions. The first is obvious: there is no spare, so one lost key becomes an all-keys-lost job, which takes more work than a copy. The second is easy to miss: any key the previous owner kept, or lost, may still be registered to the immobilizer and still able to start the engine.

Adding a spare while the one key works is the simpler job, and how simple depends on the make. On General Motors cars with the HU100 side-mill key, such as the 2010 to 2016 Camaro, Cruze and Equinox, STRATTEC's on-board routine adds a key as long as one learned key is present, up to 10 in all. Ford's Intelligent Access keyless system, on the 2010 to 2014 Edge and Explorer, asks for two programmed keys before the owner can add a third and holds four at most. Nissan's keyed transponder cars have no on-board transponder routine at all. Where the owner routine does not reach, 4Keys adds the key with a programming tool at the car.

Adding a key does not remove the others. STRATTEC notes the GM routine adds keys only. Clearing a missing key means the car re-registers its key list: Nissan's Intelligent Key registration erases every key and re-learns only the ones present, so every key and fob you own has to be there; GM's procedure for a push-button car with no recognized fob erases all previous fobs; Toyota and Lexus cars of 1998 to 2001 have an on-board "delete all but one key" sequence run with a master key. On the 2019 to 2021 Lexus ES 350, the dealer's own utility removes only the keys that are not present. 4Keys erases missing keys where the system allows it and registers the ones you hold again, in the same visit as the spare.

A second fob that came with the car but belongs to another vehicle may not help. Jeep's owner's manuals state that a fob programmed to one vehicle cannot be programmed to any other, and Nissan's 2013 proximity keys lock to the first car they learn. Read its FCC ID and part number to the dispatcher before anyone counts on it; programming a fob bought online covers the same checks for a fob you order yourself.

Then the papers. Before any key is programmed, the technician compares the name on the title or registration with the name on your photo ID; the two have to match. Georgia gives a buyer 7 days to title and register a car bought from a private seller, and a dealer buyer drives on a temporary operating permit while the dealer applies for the title, so book the key visit once one of those documents shows your name.

Adding and Erasing Keys, Make by Make

What a new key does to the keys already stored in the car

Years and limits exactly as STRATTEC, the owner's manuals and the manufacturer bulletins list them. The VIN you read to the dispatcher settles which row is yours.

VehicleYears listedKey systemFor a buyer with one key
Chevrolet Camaro, Cruze, Equinox2010-2016HU100 side-mill key, flip key with remoteOn-board add with one learned key, up to 10 keys; adding erases nothing, so clearing a missing key is a separate step.
GM push-button models (PEPS)By VINProximity fob with emergency bladeWith one recognized fob, up to 5 fobs; with none, a timed procedure, roughly 30 minutes long, that erases every previous fob.
Ford Edge, Explorer (Intelligent Access)2010-2014Intelligent Access keyless fobOwner adding needs two programmed keys and stops at four; with one key, a programming tool at the car.
Ford (PATS coded keys)2014-2015Transponder key or remote-head keyHolds up to 8 coded keys; a key left with the previous owner stays valid until the list is erased and rebuilt.
Nissan Altima (Intelligent Key)2015Intelligent Key proximity fobRegistration erases every key and re-learns up to four, so bring every fob you own to the visit.
Toyota and Lexus1998-2001Transponder keyOn-board "delete all but one key" sequence run with an existing master key.
Lexus ES 3502019-2021Smart keyDealer utility (L-SB-0014-18) removes only the keys not present; the dispatcher checks the route for your car before booking.
Jeep Liberty2008Sentry Key transponder keyOwner programming needs two valid keys (up to 8, remote included); with one key, a programming tool.
KiaBy VINChip key, smart key, or no immobilizerImmobilizer cars learn keys with the 6-digit PIN, which Kia releases under NASTF VSP rules.

Sources: STRATTEC 2020 catalog (OBP-4, OBP-10, OBP-11, OBP-15, OBP-19, Program 23), the 2015 Altima and 2008 Liberty owner's manuals, Lexus L-SB-0014-18 and Kia service documents. Make by make: Chevrolet, Nissan, Jeep and Kia locksmith pages.

Just bought the car? Get the paperwork in your name, then book the key

For a private sale in Georgia, the seller signs the title over on its back and the buyer has 7 days to title and register at the County Tag Office. From a dealer, the car leaves on a temporary operating permit, the dealer files the title application, and the buyer has 30 days to register. Programming starts once the title or the registration and your photo ID show the same name, so the easiest order is: tag office first, then the call.

Every Car Job

Beyond the spare: the other car work done in Lawrenceville

Toyota, Honda, Nissan, Chevrolet, GMC, Ford, Kia, Hyundai, Ram and Jeep, plus German, British and Italian models. What each job is and what to have with you.

Keys locked inside

Non-destructive tools do the work here: a long reach tool alongside an inflatable wedge, or a Lishi decoder pick. The trunk is its own job; say if the keys are there. Read keys locked in the car: first steps and car lockouts.

No key left at all

The VIN leads to the key code, the key code gives the cuts, and a blank transponder chip is then registered with the immobilizer, with no tow to a dealer. Your model year is settled with the dispatcher on the first call. See lost car key service.

Fobs and smart keys

Flip keys, remote-head keys and push-button proximity fobs get programmed in the parking space. A fob that works but forgot the car is paired again; one that keeps dropping out is swapped for a new fob that carries a warranty (deprogrammed or broken fob). Service: smart key fob programming.

Ignition and broken keys

A key that turns with no resistance points past the cylinder to the switch link (key spins in the ignition); a blade snapped in the lock is drawn out and its cuts read for the new key (broken key extraction). Repairs: ignition repair.

Modules and dealer-level software

Once the car's BCM, ECM or immobilizer unit has been swapped, the engine may stay dead until the new part learns the keys. 4Keys does that at the car, working with dealer-level software under its NASTF VSP registration. See control module programming.

Work trucks and fleets

A company running pickups or cargo vans on one key each can have spares and fobs made in the yard, vehicle after vehicle. Have the VINs ready; dispatch names the documents each case calls for. See fleet van key programming.
Customer Record

What Our Customers Actually Said

Every review below is 5 stars, published word for word. Showing 4 of 97.

4.8
97 Google reviews
13 in Spanish

5 star service. Easy making service appointments. Team set appointment. Dave called to acknowledge appointment time. They were very accommodating when I had to change appointment dates. Dave was very personable and was efficient with his time. I recommend this company.

Verna Summey
Tech Dave15 weeks ago

Excelente servicio , precio razonable y excelente atención 🫶🏻

Karen Sanchez8 weeks ago
Leo was greatAlexxis GonzalezGreat work & fast!!Stan Moore
Residential Locksmith

Lawrenceville homes: lockouts, rekeys and the right lock for each door

Four home jobs explained, with what changes the work.

House lockout

The technician starts with non-destructive entry on whatever holds the door shut: knob, lever or deadbolt. Keys lost rather than left inside? The cylinder can be rekeyed in the same trip, so the lost set opens nothing. At night the same number reaches the emergency line.

Rekey or keyed alike

New pins in each cylinder retire every old key, and several doors can share one new key. Useful right after moving into a previously owned home. Say how many outside doors there are. See home locksmith work.

Lock changes and deadbolts

A lock that is worn, bent or loose in the door gives way to new hardware sized to the holes already there. Where a door has just a knob, a deadbolt can be added, which means boring the door and fitting a strike; mention which door it is and whether it is wood or metal.

Smart and high-security locks

Keypad deadbolts are installed and coded, and restricted-key cylinders keep copies out of hardware stores. How codes, batteries and door fit work is covered on the Snellville page, seven miles south on SR-124.
Commercial Locksmith

Lawrenceville businesses: keys, readers and doors people exit through

For offices, clinics, shops and warehouses: four jobs and what each involves.

Staff changes and master keys

When a key holder leaves, every lock that key opened is rekeyed; in a master-keyed building the key chart decides the new pins so managers keep their access. The master key system guide explains how the levels fit together.

Access control

A keypad or a card or fob reader on the staff entrance replaces cut keys: a new hire gets a credential, a departing one loses it that day, and systems that record entries show who opened the door.

Exit devices and push bars

On a door people must be able to leave through, a panic bar releases the latch with one push from inside. Worn bars, doors that no longer catch, and exterior pulls with a key cylinder are repaired or installed. See commercial locksmith service.

Storefronts and after-hours lockouts

Glass shop doors with aluminum frames take narrow hardware of their own, a mortise cylinder and a hook bolt among it. An owner locked out after closing gets back in at any hour. More on Georgia commercial locksmith work.
Service Area

Where the van meets you in Lawrenceville, from SR-316 to the county campus

4Keys covers the Lawrenceville ZIP codes 30043, 30044, 30045 and 30046, inside the city limits and in the unincorporated parts of Gwinnett County that carry a Lawrenceville address. A street address is best; an apartment complex or business name with the road it sits on also works.

SR-316 starts at I-85 exit 106 and runs past Lawrenceville with exits at Sugarloaf Parkway (3), Riverside Parkway (4), US-29 and SR-120 (5), and SR-20 and SR-124 at Buford Drive and Collins Hill Road (7). SR-20 and SR-124 also run through downtown. Name the exit or the nearest crossing and the direction you were driving. The same dispatch covers Snellville and Duluth.

Large lots need a landmark. At Northside Hospital Gwinnett on Medical Center Boulevard, the Georgia Gwinnett College campus off SR-316 at Collins Hill Road, or the Gwinnett Justice and Administration Center on Langley Drive, say which building you walked into and which side you parked on. At Gwinnett Field on Buford Drive, give the lot. In a gated apartment complex, share the gate code or walk out to the entrance. At a shop or an office, say whether the problem is the front door, a back door with a push bar or a reader on the staff entrance.

FAQ - Lawrenceville Locksmith Questions, from Used Cars to Campus Lots

One-key used cars, erasing a previous owner's key, fobs from other cars, fresh paperwork, key limits, Spanish, big parking lots and county addresses.

Now, while that key still works. With a working key, the spare is added to the car's key list by an on-board routine or a programming tool. Once the last key is gone, the job becomes all keys lost: the blade is cut from the key code and the immobilizer is programmed without a known key, which takes more work and more time.
Where the system allows it, yes. The car's key list is erased and rebuilt with only the keys you hold, so a missing key stops being accepted. How it is done depends on the make and year: some systems erase everything and re-learn what is present, others remove only absent keys. Bring every key and fob that came with the car, and the dispatcher confirms what your system allows on the call.
Maybe not. Some manufacturers lock a fob to the first vehicle it learns; Jeep says so in its owner's manuals, and Nissan's 2013 proximity keys behave the same way. Read the FCC ID and part number on the fob to the dispatcher. If it cannot be used, a new fob that fits your car is programmed instead, with a warranty.
Yes, and it varies. STRATTEC lists up to 10 keys for GM cars with the HU100 side-mill key and up to 5 fobs on GM push-button models; Ford lists 8 coded keys and 4 Intelligent Access keys; Nissan's 2015 Altima registers up to four Intelligent Keys. Erasing keys you no longer have frees those places.
Sí. Tenemos técnicos que hablan español, así que puedes explicar el problema, recibir el precio por teléfono y hablar con el técnico en tu idioma. Si compraste un carro usado con una sola llave, ten a mano el título o el registro a tu nombre y una identificación con foto.
Give the building, not only the street. At the hospital, the college or the county government center, say which entrance you used and which side of the building the car is on, plus its color and model. Stay reachable by phone so the technician can call when the van arrives.
Yes. Parts of unincorporated Gwinnett County use a Lawrenceville address, Gwinnett Field on Buford Drive among them, and the van goes there exactly as it goes downtown. The ZIP code and the nearest main road are enough.
Yes. The car is worked on in its space; share the gate code or meet the technician at the entrance. The price is given on the phone first, and a call between 9 PM and 7 AM local time, and on Sundays and federal holidays includes an after-hours surcharge that is already part of that quote.
Lawrenceville · 24/7 · Español

One key left, or none at all? Call from the car.

Say the year, make and model, how many keys you have and where the car is parked in Lawrenceville. The quote is set on that call, in English or Spanish, before a van heads out from Brookhaven.

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