Lexus NX 350h Key Services | S.A. Locksmith San Antonio

Lexus NX 350h Locksmith San Antonio

S.A. Locksmith & Security provides professional Lexus NX 350h key and key fob replacement in San Antonio, Texas and surrounding areas including Alamo Heights, Stone Oak, The Dominion, Helotes, Converse, Schertz, Cibolo, New Braunfels, and Boerne. As a licensed and insured mobile locksmith, we come directly to your location — home, work, or roadside — for fast, same-day service. Our technicians use Toyota Techstream and professional immobilizer programming tools to cut and program your Lexus NX 350h key at a fraction of dealership pricing. Available 24/7 for emergencies. Call (210) 348-3677 for a free quote.

Licensed (LIC# B18010), insured, and BBB A+ rated, S.A. Locksmith & Security has been serving San Antonio since 2009. We back all work with a 90-day warranty on parts and labor plus manufacturer warranty on all hardware. Our no-damage guarantee means your vehicle is always safe in our hands. With response times under 20 minutes throughout San Antonio, we’re your fastest alternative to the dealership — at a fraction of the cost.

Lexus NX 350h Key & Key Fob Replacement San Antonio

S.A. Locksmith & Security provides professional key replacement and locksmith services for the Lexus NX 350h (2022-Present). This model uses a Smart Key Fob with TOY48 Emergency Blade with Smart Access System (128-bit AES) security. Our certified technicians have the specialized tools to handle all key-related services for your Lexus.

Lexus NX 350h Technical Specifications

Lexus NX 350h Key & Fob Services

Lexus NX 350h ECU & Module Services

The Lexus NX 350h uses a Denso D4-S Dynamic Force EFI + HV ECU (A25A-FXS) engine management system paired with the Smart Access System (128-bit AES) security system. S.A. Locksmith & Security offers comprehensive ECU and module services for all Lexus models.

Why Choose S.A. Locksmith for Your Lexus NX 350h?

When you need a key replacement for your Lexus NX 350h, S.A. Locksmith & Security delivers experience, reliability, and value. Our mobile service comes to you — home, work, or roadside.

We stock OEM-quality key blanks and use professional programming equipment to ensure your new key works perfectly with your vehicle’s Smart Access System (128-bit AES) system. Same-day service at a fraction of dealership cost, no towing required.

Our No-Damage Guarantee: Unlike towing your vehicle to a dealership, our mobile locksmiths use professional-grade, non-destructive tools and techniques to service your vehicle on-site. We guarantee no damage to your vehicle during any lockout, key replacement, or programming service. With response times under 20 minutes throughout the San Antonio area and 24/7 emergency availability, we get you back on the road fast — backed by our 90-day warranty on parts and labor.

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Lexus NX 350h Key Replacement FAQ

How much does a Lexus NX 350h key replacement cost in San Antonio?

The cost varies depending on the key type. Standard transponder keys range from $150-$300, while smart key fobs range from $250-$500. Contact S.A. Locksmith & Security at (210) 348-3677 for an exact quote for your Lexus NX 350h.

Can you make a Lexus NX 350h key if all keys are lost?

Yes! S.A. Locksmith & Security specializes in all-keys-lost situations for Lexus NX 350h vehicles. We have the equipment to program new keys from scratch. We handle the Smart Key Fob with TOY48 Emergency Blade system in your Lexus NX 350h.

How long does Lexus NX 350h key programming take?

Most Lexus NX 350h key programming takes 30-60 minutes. Smart key or all-keys-lost situations may take 1-2 hours depending on the Smart Access System (128-bit AES) system. Our mobile technicians come to you.

Is a locksmith cheaper than the Lexus dealer for key replacement?

Absolutely. S.A. Locksmith & Security saves you 40-60% vs Lexus dealership pricing. We come to you — no towing costs. Same OEM-quality key blanks and professional programming equipment.

Do you service Lexus NX 350h vehicles in my area?

S.A. Locksmith & Security provides mobile Lexus NX 350h key services throughout San Antonio, New Braunfels, Schertz, Cibolo, and all surrounding areas. 24/7 emergency service. Call (210) 348-3677.

Request a Locksmith

S.A. Locksmith & Security is a full-service, 24/7 locksmith located in San Antonio serving the greater SA area. No project is too big or too small.

📞 (210) 348-3677

We Accept All Major Credit Cards

Note: Pricing and availability may vary. Smart key programming requires professional equipment. Some services may require vehicle VIN verification. All work is backed by our 90-day warranty on parts and labor and manufacturer warranty on hardware. S.A. Locksmith & Security — Licensed (LIC# B18010), Insured, BBB Accredited (A+ Rating). 11401 West Ave, San Antonio, TX 78213. All brand names, logos, and trademarks are the property of their respective owners. S.A. Locksmith & Security is an independent locksmith service provider and is not affiliated with any automobile manufacturer or dealership. 10% Military & Veteran Discount — show valid military ID at time of service.

Need Lexus NX 350h Key Replacement in San Antonio?

S.A. Locksmith & Security provides professional Lexus NX 350h key replacement, fob programming, and emergency lockout services. Fast, reliable, affordable.