Ignition Repair in Pomona · 24/7 mobile
Ignition Repair in Pomona, California
Crenshaw Lock Company provides mobile ignition repair in Pomona, California, 24/7. We repair or replace worn ignition cylinders and fix keys that won't turn, right where your vehicle is parked. Call (323) 997-8867 and we will talk through your situation and come to you.
- Mobile to your Pomona location
- Available 24/7
- Price quoted before we start

An ignition that fights you is one of the more frustrating car problems. The key goes in but will not turn, the steering wheel is locked tight, the key sticks halfway, or the engine cranks only when you wiggle the key just so. In Pomona, where so many people depend on a car to cross the valley, those symptoms rarely wait for a convenient time. They show up in a parking structure at Cal Poly Pomona, on a side street off Holt Avenue, or in a driveway in Phillips Ranch on a Monday morning.
Crenshaw Lock Company has served Greater Los Angeles and Ventura County since 1987, and ignition work is part of the automotive side of what owner and lead technician David Shar and the team do. We are fully mobile. There is no shop to tow your car to and no storefront to visit. We bring the tools and work on your vehicle at your home, workplace, campus lot, or the roadside, and we are available around the clock.
Not every ignition problem means a new cylinder. Sometimes the key itself is worn, the steering column lock is binding, or debris and wear are the cause. We start by figuring out which it is, so you only pay for the repair you actually need. This page explains how the process works, what affects the cost, and what is specific to ignition trouble in Pomona.
How it works in Pomona
- 1
Call and describe the symptoms
Phone (323) 997-8867 any time of day or night. Tell us the make, model, and year, what the key does or doesn't do, and where the vehicle is. Details like a locked steering wheel, a key that bends, or a dash that lights up but won't crank help us arrive prepared.
- 2
Diagnose before replacing anything
On site we check the key first, since a worn or damaged key can mimic a failed ignition. Then we test the cylinder and the steering lock. The goal is to confirm whether this is a key issue, a binding steering column, or a worn cylinder before recommending a repair.
- 3
Repair or replace the ignition cylinder
If the cylinder can be serviced, we do that. If it is worn or damaged, we replace it and fit it to work with your vehicle. We take care not to damage the steering column or surrounding trim while working.
- 4
Cut and program keys as needed
A new cylinder often means new keys, and many newer vehicles also need the key or transponder to be recognized by the car. We cut and program keys on site when the vehicle calls for it, so you are not left with a cylinder that turns but a car that will not start.
- 5
Test everything before we leave
We run the ignition through its full range, test the steering lock release, and confirm the engine starts reliably with every key you will be using. You get a clear explanation of what was done and what to watch for going forward.
Need ignition repair in Pomona?
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What affects the price
- Whether the existing cylinder can be repaired or has to be fully replaced, since replacement involves more parts and labor.
- The make, model, and year of the vehicle, which determine the type of cylinder, the key, and how much of the column must be accessed.
- Whether the key needs to be cut, and whether transponder or smart-key programming is required for the car to start.
- How many keys you need made or reprogrammed once the new cylinder is installed.
- Whether the problem is actually a worn key or a binding steering lock, which can be a simpler fix than a cylinder swap.
- The time of day and where the vehicle is located, since we are available 24/7 and travel to you.
Why Pomona chooses us
- Fully mobile service: we come to the vehicle, so there is no tow to a shop and no storefront trip.
- In business since 1987, with owner and lead tech David Shar leading the work.
- Available 24/7, including nights, weekends, and holidays, with no timing promises we cannot keep.
- We diagnose first, checking the key and steering lock so you are not sold a cylinder you do not need.
- Key cutting and programming handled in the same visit, so the car is actually drivable when we leave.
- Plain explanations of what is wrong and what the repair involves before work begins.
Ignition Repair across Pomona
Pomona is a car-dependent city built around freeways, and ignition trouble tends to follow the routes people drive. Commuters on the I-10, SR-60, SR-57, and SR-71 park all over town, and the cars that get daily use around Holt Avenue and Garey Avenue are the ones whose keys and cylinders wear out first. We serve all of Pomona's ZIP codes, including 91766 near Westmont and the Holt corridor, 91767 around Downtown and the Arts Colony, 91768, and 91769.
Campus life adds its own pattern. Students and staff at Cal Poly Pomona and Western University of Health Sciences often drive older used cars with heavily worn keys, and a key that has been copied from a copy is a common reason an ignition suddenly sticks. Visitors and staff at Pomona Valley Hospital Medical Center can also find themselves stranded after a long shift when a key refuses to turn, and we can come to the parking area to sort it out.
Around the city, we see everything from daily drivers in Phillips Ranch driveways to classic cars owned by Lincoln Park Historic District and Ganesha Hills residents, and vehicles parked near Antique Row on 2nd Street or the dA Center for the Arts in the Arts Colony. During the LA County Fair, vehicles parked around Fairplex are in heavy use as well. Whatever the vehicle and wherever it is parked, we bring the work to you.
- Downtown Pomona Arts Colony
- Lincoln Park Historic District
- Ganesha Hills
- Phillips Ranch
- Westmont
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Other Pomona locksmith services
Access ControlInstall keypad, card and fob access-control systems for business entrances.
Automotive LocksmithMobile auto locksmith for cars, trucks, motorcycles, RVs and fleets.
Broken Key ExtractionKey snapped in a lock or ignition? We extract the piece and cut a replacement.
Business LockoutLocked out of a store, office or commercial building? Rapid commercial entry.
Car Key ReplacementReplace lost or broken car keys — cut and programmed on site, even with no original.
Car LockoutKeys locked in the car or trunk? Fast, damage-free vehicle unlocking.
Commercial Door HardwareRepair and replace storefront, aluminum-frame and mortise door hardware.
Commercial LocksmithBusiness locksmith for offices, stores, warehouses and industrial sites.
Deadbolt InstallationAdd or replace single- and double-cylinder deadbolts for stronger doors.
Door Closer RepairRepair, adjust and replace hydraulic door closers on commercial doors.
Emergency Locksmith24/7 emergency dispatch for lockouts and urgent lock failures across Greater LA.
Gate Lock RepairRepair and install gate locks and latches, including keypad and smart gate locks.
High Security LocksInstall pick-, bump- and drill-resistant high-security locks and keys.
House LockoutLocked out of a house, apartment or condo? Damage-free entry on location.
Key DuplicationCut and copy house, office, mailbox and restricted keys on location.
Key Fob ReplacementReplace and program remote key fobs and smart/proximity keys.
Lock InstallationInstall new locks on new doors or where none existed before.
Lock RekeyingRekey existing locks so old keys stop working — ideal after a move or sale.
Lock RepairFix sticking, jammed, loose or misaligned locks, deadbolts and latches.
Lock ReplacementSwap worn, damaged or outdated locks for new hardware keyed to your needs.
Mailbox Lock ReplacementReplace and rekey residential, cluster and community mailbox locks.
Master Key SystemDesign and install master-key and restricted-key systems with key control.
Panic Bar InstallationInstall and repair panic bars, exit devices and emergency-exit hardware.
Residential LocksmithFull home locksmith service — rekeys, replacements, repairs and upgrades.
Safe LocksmithOpen, repair and service home and commercial safes; change combinations.
Smart Lock InstallationInstall, set up and troubleshoot smart, keyless and keypad locks.
Transponder Key ProgrammingProgram chip/transponder keys to your vehicle's immobilizer.
See all of our Pomona services, or our citywide ignition repair page.
Ignition Repair in Pomona — FAQs
Why won't my key turn in the ignition?
Do you really come to me in Pomona?
Do I need a new ignition cylinder, or just a new key?
Can you program a new key after replacing the ignition?
Why is my steering wheel locked along with the ignition?
How much will ignition repair cost?
Can you help at Cal Poly Pomona or near a hospital parking lot?
Are you available at night and on weekends?
Reviewed by David Shar — Owner & Lead Technician
Crenshaw Lock Company has served Greater Los Angeles & Ventura County since 1987.
Last updated 2026-10-12.