House lockouts
Re-keying
Deadbolt upgrades
Smart locks
Schlage
Kwikset
Car keys & fobsNon-destructive entry first, always - and we re-key Schlage, Kwikset, and Baldwin locks on the spot while you watch
You get a price before we start. It does not change when we arrive. No surprises.
Get your free estimateFast, Reliable Car Key Replacement Across Tempe
Losing your only car key in Tempe is a problem that doesn’t wait for business hours, especially when you’re parked near Rural Road or trying to get out of an apartment complex off Broadway. Thornton Lock & Key handles car key replacement throughout Tempe, from the ASU campus area down to the acreage properties south of Warner Road. Most car key replacements in Tempe take under an hour on-site, and we carry programming equipment for transponder keys, fobs, and older metal keys in our service vehicles. Call (888) 455-7175 and we’ll get a technician headed your way with the right key blank and programmer for your specific vehicle.

We know Tempe’s streets, its apartment complexes, and the rural pockets on its southern edge where a dead key at the end of a long driveway means you’re not walking anywhere. That local knowledge means we show up prepared, not guessing.
Why Thornton Lock & Key Is Tempe’s Preferred Car Key Replacement Company
Tempe drivers call us because we fix the key problem they actually have, not the one a call center assumes they have. A 2016 Ford F-150 near Warner Road with a failed transponder chip is a different job than a 2021 Toyota with a proximity fob near Mill Avenue, and we carry the blanks, programmers, and cutting equipment for both on the truck. Len Thornton built this business on that kind of range. Whether it’s a Kwikset deadbolt on a rental near campus or a Sargent commercial lock on a Tempe office door, we work on the hardware in front of us.
Tempe’s car key calls cluster around two seasons: August move-in week and May move-out week around ASU, when thousands of student renters swap cars, apartments, and sometimes both in the same weekend. We schedule our Tempe coverage around that rhythm, which means faster response when the city’s call volume spikes. On acreage properties south of the 60, the calls are different: multiple vehicles, gate locks, outbuildings, and owners who want everything keyed alike in one visit. We handle both ends of Tempe without slowing down.
Styles & brands we work with







Our Car Key Replacement Services in Tempe
Car key work in Tempe covers more ground than people expect. Here’s what we actually do on a daily basis across the city.
Transponder Key Programming
Most vehicles built after 2000 use a transponder chip in the key that the ignition must recognize before the engine starts. We cut and program these on-site throughout Tempe, including on the acreage properties south of Baseline where a failed aftermarket chip means a vehicle stranded at the end of a gravel drive with no shade. Our Car Key Replacement technicians carry OEM-grade chips, not the generic aftermarket ones that fail intermittently in 110-degree heat. When a Tempe customer’s transponder key dies near Rural Road and Warner, we don’t tow it to a dealership. We fix it where it sits.

Lock Cylinder Replacement
When a car key snaps in the door lock or the ignition cylinder seizes from dust and heat, the fix is a cylinder replacement, not just a new key. Tempe’s monsoon dust works into door and ignition keyways every summer, and older lock cylinders on trucks and farm vehicles are especially prone. We remove, repin, or replace the cylinder on-site, then cut new keys to match. This matters on acreage properties where the truck door, gate padlock, and shed deadbolt all need to work off the same set. We make that happen in one trip.

Master Key System Setup
Acreage owners outside Tempe’s core often own three or four vehicles plus a side-by-side UTV, a horse trailer, and a workshop. Calling a locksmith three separate times for three keys doesn’t make sense. We set up a single master key system so one key operates the truck, the gate, the shed, and the trailer hitch lock. Every key is cut and programmed on-site, in one visit. This is the kind of work Chandler and Gilbert see less of, because their owner-occupied households tend to schedule one car at a time. Tempe’s mix of inner-city rentals and outer-edge acreages means we do both.

Key Fob and Remote Replacement
Keyless entry fobs for Tempe trucks and farm vehicles frequently lose sync after a battery replacement. Without the right pairing equipment, the vehicle won’t start even with a freshly cut key. We carry the pairing tools for most major manufacturers and reprogram fobs on the spot. If your fob died in the parking garage off Mill Avenue or in the dirt lot next to your horse stalls, call us. We come to you.

What happens when you call
- 1
A real person answersNo phone trees — you reach a local pro.
- 2
You get an upfront price rangeHonest numbers before anyone is dispatched.
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A background-checked tech heads outLicensed & insured, dispatched right away.
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You approve before work beginsNothing starts until you say go.
Trusted Brands We Service in Tempe
We carry key blanks and lock hardware for the brands Tempe drivers and homeowners actually own. On the high-security side, we stock Medeco, Mul-T-Lock, and Abloy cylinders and blanks, which matters for Tempe commercial properties and homeowners upgrading from builder-grade hardware. For everyday locks, Schlage and Kwikset blanks are on every truck. If you’ve got a Sargent commercial lockset on a Tempe office or a Baldwin deadbolt on a newer infill home, we service those too. We don’t send you to a dealership and we don’t tell you to call someone else. We work on the lock you have.
Common Car Key Replacement Problems We See in Tempe
- Heat-stressed transponder chips. Tempe summers push interior car temperatures above 150 degrees, and cheap aftermarket transponder chips crack or drift out of spec. We replace them with factory-spec chips that hold up through August. When a chip fails on a rural driveway far from the house, the owner is stranded where nobody hears them. We get there fast.
- Dust-clogged ignition and door cylinders. Monsoon season drives grit into exposed keyways across Tempe, especially on acreage properties where dirt roads run right up to the gate. A key that won’t turn in the ignition is often a cylinder packed with dust. We clean, lubricate, and repin the cylinder rather than selling you a full replacement when you don’t need one.
- Mismatched pins after a DIY rekey. Owners who try to rekey multiple vehicles themselves often mix up pins between the ignition and door lock cylinder. The key turns in the door but not the ignition, or vice versa. That requires a full on-site reset. We’ve untangled enough of these across Tempe to know it’s faster to call us first.
- Keyed-alike gaps on multi-vehicle properties. You carry one key for the truck, one for the UTV, one for the gate, and one for the workshop. One of them disappears. Instead of living with four separate keys and three separate locksmith calls, Tempe acreage owners ask us to key everything alike in one visit. We do. Same key, every lock.
Pricing for Car Key Replacement in Tempe, AZ
A basic metal car key replacement in Tempe typically runs $85 to $160, depending on the year and whether we cut it on-site or in the shop. Transponder key replacement, including cutting and programming, usually lands between $150 and $275. Key fob replacement with programming runs $180 to $350, and a full lock cylinder replacement with new keys falls between $200 and $400. If you’re setting up a master key system across multiple vehicles, gates, and outbuildings, expect $300 to $600 depending on how many locks are involved. The price we quote on the phone is the price on the invoice. No call-out surcharge added when we arrive, no bait pricing. Call (888) 455-7175 for an exact quote before we dispatch. Estimates are free.
We Also Serve Cities Near Tempe
Thornton Lock & Key covers Tempe and the surrounding communities, including Guadalupe, Tempe Junction, Ahwatukee Foothills, and Central City. If you’re just outside the city line and need a Car Key Replacement in Tempe technician who knows the area, we’re already nearby. Our service vehicles stock the same key blanks and programming equipment whether the call comes from a student apartment near campus or an acreage gate south of the 60.
Serving Tempe, AZ — Our Local Coverage Area
We’re based in the Tempe area and know this community well. Use the map below to see our service coverage — if you’re nearby, we can almost certainly help.
FAQs – Car Key Replacement in Tempe
Yes. We program transponder keys on-site at your property anywhere in Tempe, including the acreage areas south of Baseline and Warner. Our service vehicles carry the programming equipment and key blanks for most major truck manufacturers. We don’t need to tow your vehicle anywhere, and we don’t need you to drive it to a shop. The programming happens where the truck sits.
Stop forcing it. Forcing a key in a dust-clogged ignition cylinder breaks the key or strips the wafers inside, and then you’re paying for a cylinder replacement on top of the original fix. The right move is to call us at (888) 455-7175. We’ll clean the cylinder, lubricate the keyway, and test the key. If the cylinder is beyond cleaning, we’ll repin or replace it right there. Most Tempe dust-related ignition jobs take under an hour.
Yes, and we do it in one visit. We key your truck door, ignition, gate padlock, shed deadbolt, and trailer lock to the same key if the hardware supports it. Most acreage owners around Tempe have a mix of older pin-and-tumbler locks and newer transponder vehicle systems, so we handle the mechanical side and the electronic side together. You leave with one key that works everything, or as close to it as the existing hardware allows.
During ASU move-in and move-out weeks, our Tempe response time runs 30 to 60 minutes for most addresses near campus and Mill Avenue. Call volume spikes hard in August and May, so call as soon as you know the key is gone. We prioritize Tempe calls by location, not by whoever called first, which means a stranded student near Rural Road gets a technician before someone scheduling a non-urgent rekey in Chandler. Call (888) 455-7175 and we’ll give you an arrival window on the spot.
We stock key blanks for Ford, GM, Chrysler, Toyota, Honda, Nissan, Hyundai, and most European makes, plus transponder chips and fobs for the programming side. For lock hardware, we carry Schlage, Kwikset, Medeco, Mul-T-Lock, and Abloy cylinders, along with Sargent and Baldwin for commercial and premium residential work. If you drive an older truck and your gate uses a Mul-T-Lock padlock, we carry both on the same truck. That’s the point.
Contact Thornton Lock & Key for Car Key Replacement in Tempe
If you’ve lost a key, snapped one in a lock, or just realized your only transponder key died in the heat, call (888) 455-7175 now. We’ll quote the full price before we dispatch, and the price on the phone is the price on the invoice. No add-ons when we arrive, no dealership referral, no three-call runaround. One technician handles the key, the lock cylinder, and the programming. That’s how we work across Tempe, from the ASU apartments to the acreage on the south edge.
Written by Len Thornton, Owner at Thornton Lock & Key, serving Tempe and the surrounding communities.