Duplicate Lexus Key
Need a spare? We cut and program Lexus keys so you always have a backup for family members, employees, or peace of mind.
Lexus GS300 Key Replacement Guide - Locksmith For Auto
Lexus GS300 key replacement in Austin is often needed when a key is lost, damaged, or no longer works with the vehicle. The GS300 spans multiple generations, some using traditional transponder keys and others using more advanced electronic systems. Because of this, proper cutting and programming are required for reliable starting. We provide fast mobile locksmith service throughout Austin, helping you avoid towing and long dealership delays.
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Lexus GS300 Key Replacement Services
Lexus GS300 key replacement in Austin is commonly required after losing the only key, breaking a key in the ignition, or dealing with transponder failure. Many GS300 models use a transponder-based immobilizer system, meaning a simple metal copy will not start the car. The electronic chip must be properly programmed.
We provide mobile GS300 key replacement at homes, offices, parking garages, and roadside locations. If you are locked out, review what to do if locked out of your Lexus to prevent damage. You may also find a Lexus dealer in Austin for OEM comparison.
Each replacement key is cut, programmed when required, and tested for door locks and engine start before service is completed.
Lexus GS300 Key Duplication and Programming
Duplicating your Lexus GS300 key while you still have a working one is the best way to avoid emergencies. A spare key costs far less than replacing all keys later. Duplication includes precise cutting and electronic authorization.
GS300 vehicles with transponder keys require programming to the vehicle’s immobilizer. Without programming, the engine will not start. For a clear explanation, see what a transponder key is.
We also duplicate remote entry keys when applicable. Each duplicate is tested for locking, unlocking, and ignition operation. For more details, visit the complete guide for duplicate Lexus keys.
If VIN verification is required, what a VIN number is explains how it helps identify the correct key.
Lexus GS300 Ignition Repair and Replacement
Lexus GS300 ignition problems often begin with difficulty turning the key or intermittent starting. Worn ignition wafers can cause the key to stick or break. Addressing these issues early helps avoid complete ignition failure.
We offer mobile ignition repair and replacement for Lexus GS300 vehicles across Austin. When repair is not possible, ignition replacement options are available and matched to your keys. Learn more at Lexus ignition repair.
After service, the ignition is tested for smooth operation and reliable engine starting.
Transponder and Key Security Services
The Lexus GS300 uses immobilizer technology on many model years to prevent unauthorized starting. The embedded chip inside the key must communicate correctly with the vehicle. This security feature makes hardware-store copies ineffective.
We provide transponder programming, reprogramming, and key removal when keys are lost or stolen. This restores security and ensures only authorized keys start the vehicle. For more background, see this transponder key guide.
Pricing and Service Call Information
Lexus GS300 locksmith pricing in Austin depends on key type, ignition condition, and whether programming is required. The service call includes mobile dispatch and diagnosis. The technician provides the final price to approve before doing the job after diagnosing the situation.
| Service type | Description | Price |
| Service call | Mobile dispatch and on-site diagnosis | $29 |
| GS300 car lockout | Non-destructive vehicle entry | $79–$149 |
| GS300 key duplication | Cut spare key and test function | $79–$159 |
| GS300 transponder programming | Program chip for engine authorization | $129–$299 |
| GS300 lost key replacement | All-keys-lost replacement service | $199–$449 |
| GS300 ignition repair | Fix worn or sticking ignition | $149–$399 |
| GS300 ignition replacement | Complete ignition replacement | $299–$699 |
All prices are estimates only. Final pricing depends on the condition of the lock and the equipment required. No work begins until you approve the final cost.
Frequently Asked Questions
Can you replace a Lexus GS300 key the same day?
Yes, most GS300 key replacements are completed the same day with mobile service.
Does every GS300 use a transponder key?
Most model years do, but early versions may use mechanical keys.
Do I need to tow my GS300?
No, mobile locksmith service eliminates towing in most cases.
Can you remove a broken GS300 key from the ignition?
Yes, broken key extraction and ignition repair are available.
Is it worth making a spare GS300 key?
Yes, spare keys are far cheaper than full replacement.
Can you make a GS300 key using the VIN?
Sometimes, with proof of ownership, but programming may still be required.
Are aftermarket keys reliable?
Many aftermarket keys work well when properly matched and programmed.
Can you unlock my GS300 without damage?
Yes, professional tools are designed to prevent damage.
What documents do I need?
A valid ID and proof of ownership are required.
Should I go to a dealer instead?
Dealers handle OEM ordering, but locksmiths are faster for emergencies.
Conclusion
Lexus GS300 key replacement in Austin does not need to be stressful or time-consuming. Mobile locksmith service provides fast solutions for lockouts, lost keys, ignition problems, and transponder issues directly at your location. Clear pricing and professional service help you get back on the road with confidence.
We serve Austin and nearby areas including Round Rock, Pflugerville, Cedar Park, Leander, Georgetown, Hutto, Manor, Lakeway, Bee Cave, Buda, Kyle, and Dripping Springs. Common service zip codes include 78701, 78702, 78704, 78705, 78717, and 78758. You can also find a Lexus dealer in Austin for manufacturer resources.