Rekey Locks after Buying a House: What Fullerton Buyers Should Cover

What to expect in Fullerton

A thorough rekey after a home purchase starts with a walk-through. We count every keyed cylinder: front deadbolt and knob or handleset, garage entry door, back and side doors, keyed patio handles, gates, sheds and the mailbox. Then we look at brands and keyways. Many resale homes in Fullerton have a mix, say Kwikset on the front and Schlage on the garage door, and those two use different keyways (KW1 and SC1), so they can't share one key as they stand. We can swap the odd cylinder or replace that lock so one key runs the whole house. Kwikset SmartKey locks are rekeyable too; we set them to your new key so the old one no longer turns them. High-security cylinders such as Medeco or Mul-T-Lock may need restricted blanks or authorized service, and we'll tell you if yours fall into that group. Last, we flag hardware that isn't worth rekeying: worn latches, wobbly deadbolts, a bargain lock on the door from the garage. You decide what gets rekeyed and what gets replaced.

Work included on a typical visit

• Garage entry and side door locks. The door between the garage and the house is usually a solid or fire-rated door on self-closing hinges. A stiff latch or a misaligned strike can stop it from latching on its own, which undermines both the fire separation and the lock. We rekey that set, then make sure the door closes, catches and locks without anyone giving it a push.
• Keypad and smart lock resets. Retrofit smart locks catch a lot of buyers off guard. An August-style unit clamps over the inside thumbturn and a Level Bolt-style unit replaces only the bolt, so the original exterior cylinder stays and still takes the seller's key. Older keypad deadbolts may also need a programming code printed on a label inside the housing. We handle both before leaving.
• Gates, sheds and outbuildings. If your new property includes a detached garage, RV gate, pool equipment enclosure or tool shed, those locks share the same key-history problem. We bring them under your new key, or a second key for areas you want kept separate, such as a workshop you'd rather guests and contractors couldn't open.
• Lock condition check and upgrades. While each cylinder is out, we look at what most buyers can't see: worn pins, loose deadbolt screws, short strike screws, sticky latches and frames that don't line up. You get a straight answer on which locks are fine to rekey and which are worth replacing or upgrading, with a quote for each.
• Security screen doors and iron gates. Wrought-iron courtyard and side gates take a beating from sun, sprinklers and slamming. Their locks are often rim or mortise gate locks, or keyed levers mounted in a weld-on box. We service, rekey or swap those cylinders to match the house, and replace gate hardware that has rusted past the point of latching reliably.

What's different about Fullerton

Where rental housing is dense, a purchase is often a condo carved from a former apartment building or a small multi-unit property with tenants in place. Rekey your own unit right away. For occupied units, California generally expects reasonable written notice before entry, with 24 hours presumed reasonable, and the tenant needs new keys the same day. Civil Code §1941.3 also requires working deadbolts on the main entry doors of rental units.

Family neighborhoods mean school schedules, carpools and a lot of people who may have held the previous owner's keys: babysitters, grandparents, coaches dropping kids off. After you buy in Golden Hill, rekeying gives you a clean slate before your own kids start getting keys. Many families pair it with a keypad deadbolt so children never carry a key that can be lost at school.

Older homes in Fullerton often carry decades of key history: original knob locks, deadbolts added by a later owner, maybe a rim lock on a back door. Vintage cylinders can be stiff or corroded, and some original hardware isn't worth re-pinning. During a post-purchase rekey, we'll tell you which locks deserve new pins, which deserve retirement, and whether those older doors and frames will hold a modern deadbolt properly.

Situations this covers

• Suppose you buy a townhome in an HOA community. Your unit's front door and patio gate are yours to rekey, but the pool gate, mailbox units and common doors usually belong to the association. We'd rekey your unit, change your mailbox compartment lock if the HOA allows it, and point you to the management office for pool and gate fobs.
• Take a 1980s stucco home with a black steel security screen door over the front entry, keyed on both sides, plus a slider with a keyed handle. The sellers left one key for the screen door and none for the slider. In a case like this, we'd rekey the screen door to match the house, switch it to an inside thumbturn if the owners agree, and replace the slider cylinder.
• Consider a buyer who purchases a duplex near Fullerton Arboretum, moves into one side and inherits a tenant in the other. Their own unit can be rekeyed the day they take possession. The tenant's unit is different: a typical plan is giving proper written notice, rekeying at the agreed time, handing the tenant new keys on the spot, and confirming the main door has a working deadbolt.
• Suppose escrow closes and the ring from the agent opens the front deadbolt but not the side door or the door from the garage. Maybe a seller swapped those locks years ago and kept the keys in a drawer that left with them. After checking your ID and closing papers, a locksmith would open the two odd locks, read their pins, and bring all three doors onto one new key.

Step by step with Julian's Locksmith

1. Book around your possession date. When you call, have the property address, your possession date and a rough count of exterior doors ready. Photos of each lock face, including the brand stamped on the deadbolt, let us stock the van with the right pins and cylinders. We work every day, 6:30 a.m. to 11:30 p.m.
2. Bring proof of ownership. If someone else will meet us, such as a spouse who isn't on title, a relative or a property manager for an out-of-area buyer, they need the owner's written authorization plus copies of the ownership documents. We may also call the owner to confirm. It's a little extra effort, and it's the same check we'd want for our own homes.
3. Walk the property and count cylinders. Together we walk every exterior opening: front, back, side and garage entry doors, keyed patio handles, gates, sheds and the mailbox. We note brands, keyways and condition, and ask which areas you'd like on one key. That list becomes the written quote, so nothing gets added without your approval.
4. Re-pin each cylinder. This is the hands-on part. Each lock comes apart, the old bottom pins come out, new pins go in to match your new key, and the springs and top pins are checked for wear. Worn springs or corroded pins get replaced rather than reused, especially on doors that bake in afternoon sun.
5. Reset codes and test every key. Before we pack up, every door gets a full function test: the key turns smoothly, the deadbolt throws completely into the strike, and the latch catches when the door closes. Electronic locks get new codes and fresh batteries if needed. Anything that didn't pass gets fixed or flagged on the invoice for a follow-up.
6. Hand over the keys and the record. Before we leave, we count the keys out with you and decide where each one goes. A spare belongs with a person you trust or in a lockable spot indoors, not under a mat or inside a fake rock. If you'll add locks later, hold on to the key code record so new hardware can match from day one.

What affects the cost

• Number of cylinders. Every keyed cylinder is a separate rekey, so a house with matching deadbolts and knobs on three doors means six cylinders before gates or the mailbox. Adding outbuildings adds cylinders. We price per cylinder plus the visit, which makes it easy to see the effect of including or skipping any lock.
• High-security and smart locks. If the previous owner installed premium hardware, you've inherited good security and a slightly more involved rekey. Patented keyways control who can cut keys, so blank availability varies. Keypad and Wi-Fi locks need code clearing and resets on top of rekeying the backup cylinder. Each item is quoted separately so you can decide.
• Scheduling and location. Bundling saves a return trip. If you plan to add a deadbolt to the garage entry, install a smart lock or replace a failing patio handle, doing it during the rekey means one visit instead of two, and travel is part of every quote. Splitting the work across separate appointments is fine too, but each trip adds to the total.

Every job gets a clear quote before any work starts. Call (951) 903-3193 with the details and we'll tell you what to expect for your situation in Fullerton.

Mistakes to avoid

• Assuming new locks from a store box are unique. Retail locks ship with factory combinations drawn from a limited set, so the same key code turns up in other packages on other shelves. If you install new hardware yourself after buying, having it rekeyed to a fresh combination is what makes those keys truly yours.
• Hiding a spare outside the same week you rekey. A fake rock or a key on top of the door trim is the first place anyone looks, and it hands a stranger the very access you just paid to remove. Give a spare to someone you trust, or use a keypad code you can delete.
• Waiting until after moving in. Once your belongings are inside and life gets busy, rekeying slides down the list for weeks or months. Meanwhile, every old key still works. Book it for possession day; it's a short visit compared with everything else you're juggling that week.

Practical tips before you call

• Keep your closing statement or recorded deed handy for the locksmith visit. Your driver's license still shows your old address, so these documents are what prove the house is yours. A digital copy on your phone usually works and keeps the ownership check to a minute or two.
• Erase the garage door opener's memory using the learn button on the motor unit, then reprogram only your own remotes and car buttons. Change the exterior keypad code too. A seller's old remote clipped to a visor, or a code shared with a landscaper, can open the big door long after the locks are rekeyed.
• Factory-reset every smart lock instead of just deleting users in an app. A reset removes the previous owner's account access and any shared guest codes. Then set up your own account, create a strong master code and rekey the backup cylinder, since that key may still be sitting in someone's junk drawer.
• Ask your agent to collect every key, remote and code from the sellers before closing, and to note how many there are. It won't make rekeying unnecessary, since nobody can account for copies made at a hardware store, but it tells you which locks exist and whether any are high-security.

Service in Fullerton

Fullerton is about 55 miles from our San Bernardino base, roughly 60 minutes in light traffic via I-215 South to SR-60 West through Jurupa Valley, Ontario and Chino. When you call, you get an arrival estimate based on where the technician is and the traffic at that moment.

Rush hour on Commonwealth Avenue can stretch a drive considerably. We'd rather give you a realistic arrival window than an optimistic one, and we'll call you if a closure or a crash changes the plan.

About Fullerton: The Fox Fullerton Theatre opened on Harbor Boulevard in 1925, and Plummer Auditorium, with its landmark clock tower, followed at Fullerton Union High School in 1930.

Planning a rekey in Fullerton?

Call (951) 903-3193 and tell us how many doors you want on the new key and the brand of the locks if you know it. We'll quote the rekey before any work starts.