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2005 Chrysler 300
Key Replacement - Save vs Dealer in San Diego

Today, Not Thursday | Same-Day Service

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2005 Chrysler 300 Remote Head Key
Remote Head Key

Time matters when you need a car key. Our technicians are dispatched quickly with everything needed to cut and program your replacement key on the spot. No delays, no runaround.

CA BSIS LICENSE LCO#6792
Express Service Fast Programming Back on Road Fast
Fast Response15-25
min arrival
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See why they skip the dealer113KSubscribers
Same-day 2005 Chrysler 300 car key info from EZ Car Keyz Chula Vista CA
Marco Levy • EZ Car Keyz 🔥
Licensed Mobile Locksmith • San Diego, CA
15+
Yrs Exp
Same-day 2005 Chrysler 300 car key info from EZ Car Keyz Chula Vista CA
Key specialists
Fast Response
Average arrival time: 15-25 minutes
Fixed pricing
Same-Day Service
Call now, get your key today - no waiting days
Fast mobile service
Done in Under 1 Hour
Key cut and programmed in 20-45 minutes
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10% OFFCODE:EZ-619-2026

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2005 Chrysler 300
Key Options

Dealer-grade key for a fair, honest price

Remote Head Key
Most popular Chrysler key typeMost Popular
2005 Chrysler 300 Remote Head Key OHT692427AA
FCC IDOHT692427AAPart #56040649ACButtons4BatteryCR2032Frequency315 MHzRemote StartNo
✓ In Stock · Programmed On-Site
Remote Head Key
2005 Chrysler 300 Remote Head Key KOBDT04A
FCC IDKOBDT04APart #05183349AAButtons4BatteryCR2032Frequency315 MHzRemote StartNo
✓ In Stock · Programmed On-Site
Remote Head Key
2005 Chrysler 300 Remote Head Key OHT692427AA
FCC IDOHT692427AAPart #68000603ABButtons3BatteryCR2032Frequency315 MHzRemote StartNo
✓ In Stock · Programmed On-Site
Transponder Key
2005 Chrysler 300 Transponder Key
FCC IDPart #CHRY-CAN-KEYButtonsBatteryFrequencyRemote StartNo
✓ In Stock · Programmed On-Site
Metal Key
2005 Chrysler 300 Metal Key
FCC IDPart #ButtonsBatteryFrequencyRemote StartNo
✓ In Stock · Programmed On-Site
Key
2005 Chrysler 300 Key
FCC IDPart #ButtonsBatteryFrequencyRemote StartNo
✓ In Stock · Programmed On-Site
Quick 2005 Chrysler 300 transponder key cut by EZ Car Keyz Chula Vista CA
Skip the Dealer Markup
Professional key, honest rate
Quick 2005 Chrysler 300 transponder key cut by EZ Car Keyz Chula Vista CA
🔧 PRO TIP
The 2005 Chrysler 300 uses a remote head key -- the fob and the key blade are one unit, with the blade folding out or fixed depending on the version. The immobilizer system on these can get touchy after a battery drain or a failed programming attempt. If the car cranks but immediately dies, that's the immobilizer not seeing a valid key signal, not a mechanical problem. Before assuming the key is bad, check whether cycling the ignition a few times clears it -- on some of these the system will reset itself after a brief wait. If it doesn't, the module needs a proper reset through the diagnostic port before any new key will take. Also worth knowing: the factory fob on this car runs a CR2032, and a weak one causes more than just short range. You can get ghost no-starts that look like a programming failure when the battery is just low.
Related services: Ignition Repair · Smart Key

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Location
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Wait Time
✓ 20-45 min
✕ 2-5 days
Same-Day
✓ Yes
✕ Rarely
All Keys Lost
✓ No problem
✕ Tow required
OEM Quality
✓ Yes
✓ Yes
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2005 Chrysler 300 Remote Head Key Replacement - Fast, Affordable & Professional

I was called out to a transmission shop off the main corridor in Eastlake, Chula Vista. A guy had brought his 2005 Chrysler 300 in for unrelated work, and while it was sitting there, another locksmith had tried to replace his key. The shop's battery was already a little soft. Mid-programming, the voltage dropped, and the immobilizer module went into a fault state. The other tech couldn't recover it and told the shop the car needed to go to the dealer. Then they called me.

The 300 was sitting in the bay, no key that worked, a couple of fault codes stored, and a shop owner watching to see if I was going to pack up too.

First thing I did was put my jump pack on the battery. Not optional at that point -- stable voltage is the whole game when you're about to talk to the security system. Once I had clean power, I went in through the OBD port and cleared the fault codes the interrupted session had left behind. The module wasn't truly locked, it was just stuck in an incomplete state. After clearing it and waiting out the reset, I ran a fresh programming sequence from scratch with the correct replacement fob for that vehicle.

First clean attempt, it took. The key started the car, remote functions worked, and I walked the whole thing -- lock, unlock, trunk, panic -- before I called it done.

The shop guys had assumed they were looking at a flatbed, a multi-day dealer wait, and a bill that would have been painful. I was there and done in about an hour and a half. The extra time was all in the recovery step, not the programming itself. I carry backup power and a second approach specifically because interrupted jobs like this one are recoverable if you know what you're doing.

Save vs the Dealer on Your Chrysler 300 Key

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BSIS Licensed Locksmith - California License LCO#6792
BSIS Licensed
CA Bureau of Security & Investigative Services
NASTF Certified Automotive Locksmith - Vehicle Security Professional
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Fully Insured
Liability & vehicle damage coverage
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Also serving: Bonita · Downtown Chula Vista · Eastlake · Millenia

Chrysler 300 Rapid Response, Done Right

Rapid response in the field

Emergency 2005 Chrysler 300 car key service in Chula Vista CA
Remote Head Key | Rapid On-Site Service
2005 Chrysler 300 | San Diego
Emergency 2005 Chrysler 300 car key service in Chula Vista CA
2005 Chrysler 300 Remote Head Key
2005 Chrysler 300
Remote Head Key | Done in Minutes
Estimated arrival time to Chula Vista
Fast Dispatch
Rapid Arrival
Available Today
Service location Chula Vista
Chula Vista
Rapid Service Zone
619 Area
Same-Day Keys (619) 876-1271

Real Chrysler Speed, Real Reviews

Fast work, lasting impressions

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Guillermo C.
Dec 2025
★★★★★

“I called EZ Car Keyz to unlock my truck, make a key, and sync a new key fob. They were at my location within minutes and handled everything fast and friendly. Prices were great and the service was excellent.”

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Gregorio P.
May 2021
★★★★★

“Steve was incredibly helpful when I lost my car keys. He came out the exact same day and I only waited about 30 minutes. I really needed to get to work and he completely saved me.”

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A
Antoine M.
Dec 2025
★★★★★

“I am very pleased with the value of the service I received from Marco at EZ Car Keyz. They arrived extremely fast, opened my door in no time, and the price was right on point.”

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Same-day 2005 Chrysler 300 key service review - EZ Car Keyz Chula Vista CA
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Same-day 2005 Chrysler 300 key service review - EZ Car Keyz Chula Vista CA
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Chrysler 300 Mobile Service FAQ

Real costs, no dealer surprises

Do you use OEM or aftermarket keys on the 2005 Chrysler 300?
We match the correct hardware before we ever show up. The 2005 Chrysler 300 remote head key has a specific factory fob ID and the replacement needs to match that spec to program reliably. The immobilizer system on these is not forgiving about off-spec hardware -- cheap fobs sourced from general retail or unverified online sellers frequently will not accept programming at all, or they take it once and drop out within weeks. Dealer techs have noted the same thing and generally refuse to program customer-supplied fobs for exactly that reason. We use verified OEM-spec replacements and confirm compatibility for your specific vehicle before the job starts.
How long should a replacement key on a 2005 Chrysler 300 last?
What if the replacement key stops working a few weeks after you program it?
My 2005 Chrysler 300 cranks fine but stalls immediately after starting. Is this a key problem?
Can I program a second key for my 2005 Chrysler 300 at home, or do I need a tech?
Questions? Call (619) 876-1271

Chrysler 300 Key Service Areas

Same-day service, every location

📍San Diego County
San Diego County service area map
619 LOCAL LOCKSMITH
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San DiegoChula VistaOceansideEscondidoCarlsbadEl CajonVistaSan MarcosEncinitasNational CityLa MesaSanteePowayCoronado
Fast response 2005 Chrysler 300 locksmith coverage in Chula Vista County CA
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