2023 Chrysler 300
Key Replacement - Save vs Dealer in Ventura County
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Not all locksmiths are created equal. EZ Car Keyz is BBB A+ rated, fully licensed and insured, and trusted by thousands of customers across the area. Your vehicle is in good hands.

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2023 Chrysler 300
Key Options
Dealer-grade key for a fair, honest price
Chrysler Key Credentials Side by Side
Who has the better track record?
2023 Chrysler 300 Smart Key Replacement - Fast, Affordable & Professional
The call came from Chumash Park while I was already in Ventura. A 300 owner couldn't start his car after leaving it at the boat yard for two weeks.
The dash showed "Key Fob Not Detected" and wouldn't respond to the start button, even with the fob pressed right against it. He'd already tried a new CR2032. Still nothing. The dealer quoted him three days wait time plus their diagnostic fee before they'd even look at it.
I pulled up next to his 300 and ran my scan tool. DTC U11E9-00: lost communication with RF Hub. The fob checked out fine on my frequency tester at 433.92 MHz. Strong signal, good modulation. But the RF Hub wasn't hearing it.
I cleared the codes, ran the RF Hub relearn through the 12+8 bypass cable on the gateway module. The system needed the full initialization sequence, not just a battery reset. Twenty minutes later, I had him test every function: push button start, passive entry on all four doors, trunk release, remote start, panic.
He mentioned his neighbor paid the dealer four hundred something for a similar fix that took three days. Mine took less than half an hour, right there at the boat yard.
Save vs the Dealer on Your Chrysler 300 Key
Get your key for hundreds less than the dealer. Same quality, same result, better price.
Chrysler 300 Rapid Response, Done Right
Rapid response in the field
Proven by 1,000+ Chrysler Customers
Proven by reviews, backed by licenses
“My ignition would not turn in La Jolla and I thought I needed a tow. EZ Car Keyz repaired the ignition on the spot and also made a spare key for safety. The technician worked carefully and confidently.”
“Niv showed up, did his thing, and just like that I had two new keys for a fraction of what the dealership quoted. I have zero reservations recommending him to anyone who needs car keys replaced.”
“We had one broken key for our Honda Civic and one working key for our Lexus. Tim came out and cut three remote car keys at a great price. All keys worked perfectly. Professional, courteous, and highly recommended.”
Chrysler 300 Key Service Areas
Verified and rated across the county

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