Smart locks
House lockouts
Re-keying
Deadbolt upgrades
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 Black Diamond
Car key replacement in Black Diamond typically runs $160 – $340 for a standard transponder key, and $250 – $480 when you need a key fob or proximity key programmed. Most jobs are done on the spot at your driveway in Ten Trails, Lawson Hills, or anywhere off Highway 169. We’re Lodestar Locksmith, and we run the Black Diamond corridor regularly from our base in Tacoma, so we know exactly what it takes to get a new key cut and programmed without sending you into Kent or Enumclaw. Call (855) 382-0943 and Norm Eckley or one of our techs will tell you the full price before anyone rolls out.
Why Lodestar Locksmith Is Black Diamond’s Preferred Car Key Replacement Company
Black Diamond doesn’t have a big-box hardware store or a competing locksmith in town. That’s not a complaint, it’s the reason we’ve built our whole route around the Highway 169 corridor. When a Ten Trails family loses the only key to their second car, they’re not driving to a storefront. They’re calling a mobile locksmith who’s already covering the stretch between Kent and Enumclaw.
We’ve handled enough Black Diamond jobs to know the rhythm of this place. A transponder key for a newer crossover in Lawson Hills at 9 a.m. can be followed by a rusted gate padlock on a rural parcel off 288th Street by noon. That range of work, from fresh builder-installed hardware to outbuilding locks that haven’t moved in two wet winters, keeps us sharp. Black Diamond customers tend to ask the same thing: can you do it today, and is the phone price the final price? Yes, and yes. We quote the full job before dispatch, and the invoice matches the quote. No arrival surcharge. No bait pricing. That’s been our rule since Norm Eckley started the company, and it’s kept our Black Diamond callbacks coming by word of mouth.
Our reputation in Black Diamond is built on showing up when we say we will and fixing the problem without a drill-first reflex. The customers we serve in 98010 come back to us for the same reason: one call covers the lock, the key, and the car.
Styles & brands we work with







Our Car Key Replacement Services in Black Diamond
Transponder Key Cutting and Programming
Most cars on Black Diamond driveways built after 2000 use a transponder chip in the key. Without the chip programmed to the vehicle’s immobilizer, the key turns but the engine won’t start. We cut and program transponder keys on site in Ten Trails or Lawson Hills, no tow truck needed. If you’ve got one working key, we can clone it. If you’ve lost them all, we can pull the key code and program a fresh set.

Key Fob and Proximity Key Replacement
Push-to-start vehicles need more than a metal key. They need a proximity fob that talks to the car’s system. In Black Diamond, we regularly replace and program fobs for newer family vehicles that were sold with only one key, or where the second fob walked off during a move. We carry a mobile programmer that handles most major makes, and we’ll tell you up front if your vehicle needs a dealer-level key so you don’t waste an afternoon.

Rekey at Move-In to Retire the Builder’s Key
This is the Black Diamond-specific issue most new homeowners don’t think about until it’s too late. The builder handed you keys at closing in Ten Trails or Lawson Hills. So did the framing crew. So did the electrician. The builder’s key still opens your deadbolt until the lock cylinder is actually rekeyed. The same goes for any contractor key or construction key. We rekey the existing pin and tumbler deadbolts in your new home so those extra copies stop working. It’s faster and cheaper than replacing hardware, and it’s the first thing we recommend to every buyer we meet in Black Diamond’s new-construction communities. Rekeying: new security without new hardware.

Smart Lock and Keypad Install That Matches Your Existing Hardware
Ten Trails and Lawson Hills homes come with builder-grade smart locks that usually work for a season or two before they start dropping Wi-Fi or eating batteries. We install keypad deadbolts and smart locks that pair properly with your existing system, and we set them up so they actually stay online. If you want one keypad code for the dog walker and a separate one for the house cleaner, we’ll program that. And if your builder’s smart lock is a lost cause, we’ll tell you straight instead of replacing it with the same weak hardware.

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.
- 3
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 Black Diamond
We work in the brands you researched. Our techs are trained on Schlage and Kwikset, the two deadbolt brands you’ll find on most Black Diamond doors, but we also service Medeco and Abloy hardware when a homeowner or rural property owner wants to step up to something that can’t be picked or bumped by a neighborhood crowbar job. That’s a rare combination. Most locksmiths stop at Schlage and Kwikset. We work across the full security spectrum so one call covers the builder’s lock on your new front door and the high-security padlock on your shop gate.
Common Car Key Replacement Problems We See in Black Diamond Homes
- The builder’s key is still on your keyring, and so is the builder’s access. Every contractor who worked on your Ten Trails or Lawson Hills house had a copy. Until you rekey, those copies still open your front door. We fix that on the same visit.
- A transponder key or fob goes missing entirely. On a Black Diamond property with two vehicles and one key to each, losing one key means a household scramble. We cut and program a replacement in the driveway so the car isn’t parked until further notice.
- Exterior locks and gate padlocks seize after a wet foothill winter. Black Diamond winters are damp. Moss grows on north-facing locks. Gate chains and shed padlocks on the rural parcels outside the subdivisions rust shut, and the first instinct is to grab a drill. We open these non-destructively and rekey or replace the hardware.
- Builder-grade smart locks stop staying connected. The lightweight smart lock that came with the house works fine on day one, then starts dropping off the Wi-Fi or draining batteries in a week. We diagnose whether it’s the lock, the install, or the router distance, and install a proper lock if the builder’s unit is the problem.
Pricing for Car Key Replacement in Black Diamond, WA
A standard transponder key without a remote in Black Diamond typically runs $160 – $220. A transponder key with remote buttons runs $220 – $300. A proximity fob or push-to-start key runs $250 – $480 depending on the vehicle. Rekeying a deadbolt at move-in runs $65 – $120 per lock, and if you’ve already got the hardware we can set most homes up with freshly keyed cylinders in under an hour. The full price is quoted on the phone before anyone is dispatched, and that’s the price on the invoice. We don’t add a call-out surcharge when we pull up to your driveway. Call (855) 382-0943 for an exact quote on your vehicle’s key. Estimates are free, and you’ll know the number before we leave the shop.
We Also Serve Cities Near Black Diamond
Our Car Key Replacement service runs the whole Highway 169 corridor. We make regular runs through Black Diamond and the surrounding foothills, including Lake Morton-Berrydale, Maple Valley, Ravensdale, and Covington. If you’re in a new subdivision or on a rural parcel anywhere in that loop, the same truck and the same phone number cover it.
Serving Black Diamond, WA — Our Local Coverage Area
We’re based in the Black Diamond 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 Black Diamond
Yes. The builder’s key, the framing crew’s key, the electrician’s key, and every other contractor key still opens your deadbolt until the lock cylinder is rekeyed. Rekeying changes the pins inside the existing lock so all those old copies stop working, and it costs far less than replacing hardware. In Black Diamond, we do this for new buyers in Ten Trails and Lawson Hills every week. Call (855) 382-0943 and we’ll set a time that fits your move-in schedule.
Yes. This is exactly the kind of mixed call we run in Black Diamond. A transponder key job and a move-in rekey routinely happen in the same visit. You don’t need to schedule two separate appointments or call two different companies. We’ll handle the lock rekey and cut and program the car key before we leave. Tell us what you need when you call and we’ll bring everything on the truck.
Usually it’s the lock. Builder-grade smart locks in Black Diamond’s new construction often have weak Wi-Fi modules and undersized batteries, and they start dropping offline within the first year. Sometimes it’s the install, like a misaligned bolt or a loose plate. We diagnose it on site, and if the builder’s lock is the weak point, we’ll swap it for a properly fitted unit that stays connected. Call (855) 382-0943 and we’ll give you a straight answer, not a sales pitch.
No. Drilling a lock destroys the hardware and usually makes the job more expensive. We open most seized or keyless locks in Black Diamond without damaging anything, then rekey the cylinder so the old lost key stops working. There are times when drilling is the only option on a badly corroded rural padlock, but that’s a last resort, not a first move. Call us first and we’ll advise you honestly.
We rekey Schlage and Kwikset deadbolts, which cover most of the builder hardware in Black Diamond’s new subdivisions, and we also work on Medeco and Abloy when a homeowner wants to step up from builder-grade to high-security hardware. The brand matters less than you’d think. What matters is that the old builder’s keys stop working and you have a fresh key set the day you move in. That’s the job, and we’ve done it hundreds of times across 98010.
Call Lodestar Locksmith for Car Key Replacement in Black Diamond
When your car key is gone or your new house is still on the builder’s key, the fix should be one phone call. We’re Lodestar Locksmith, we run the Black Diamond route daily, and we quote the full price before we dispatch. Call (855) 382-0943 now for a free estimate. Norm Eckley or one of our techs will tell you exactly what it costs and when we’ll be there. That’s how it’s been done since day one, and it’s why Black Diamond keeps calling back.
Written by Norm Eckley, Owner at Lodestar Locksmith, serving Black Diamond and the Highway 169 corridor since day one.