Santiago's Auto Repair

06/05/2026

🚗 Check Engine Light On? Car Won’t Start? Electrical Issues?

Don’t waste money replacing parts that aren’t bad.

At Santiago’s Auto Repair, we specialize in ADVANCED DIAGNOSTICS using professional Autel scan tools, oscilloscopes, and factory-level testing procedures to find the actual problem.

✅ Check Engine Lights
✅ Electrical Diagnostics
✅ No-Start Problems
✅ Battery Drain Testing
✅ ABS & Airbag Diagnostics
✅ Hybrid Diagnostics
✅ Intermittent Electrical Issues

Most shops replace parts. We test, verify, and diagnose.

Message us today with your vehicle year, make, model, and symptoms for a consultation.

📍 Serving Patchogue, Medford, Holtsville, Farmingville, Ronkonkoma, Sayville, Bellport, and surrounding Suffolk County areas.

05/02/2026

⚡ PRIVATE CLIENT AUTO DIAGNOSTICS | EV • HYBRID • EUROPEAN ⚡
ENGINEERING-LEVEL VEHICLE ANALYSIS — DISCREET, PRECISE, MOBILE

Poinciana- Kissimmee Limited Appointments
For owners who expect accuracy, not experimentation.
Modern vehicles are complex electrical systems. Proper diagnosis requires disciplined testing, data interpretation, and professional instrumentation—not trial-and-error repairs.

This is a premium diagnostic service designed to identify root cause with clarity before unnecessary parts or labor costs accumulate.
🔬 PRIVATE DIAGNOSTIC SERVICES

⚡ ELECTRIC & HYBRID VEHICLE ANALYSIS
• Battery Health Certification (SOH + Degradation Profile) – $450
• High-Voltage System Diagnostics & Isolation Testing – $525+
• Pre-Purchase EV Evaluation (Battery Risk + System Integrity) – $525
• Charging System & Range Degradation Analysis – $450

🧠 ADVANCED SYSTEM DIAGNOSTICS
• Comprehensive Multi-Module Analysis (All Control Units) – $360
• Intermittent Electrical Fault Tracing (Oscilloscope-Based) – $525+
• No-Start, Network Communication & Parasitic Draw Analysis – $450+

🛞 TPMS CALIBRATION & SYSTEM PROGRAMMING
• Sensor Programming & System Relearn – $240
• Sensor Installation + Calibration – $420+
• Persistent TPMS Fault Diagnosis – $300
💨 EVAPORATIVE EMISSIONS ANALYSIS
• Precision Smoke Testing & Leak Localization – $420

🏁 PROFESSIONAL STANDARD
• Dealer-Level Diagnostic Platform (Autel MS906 Pro TS)
• PicoScope Signal Analysis (Component-Level Verification)
• Certified in xEV Systems (EV / Hybrid Architecture)
• Mobile Service Delivered Without Compromise
• Strict Diagnostic-First Methodology — No Guesswork

Check us out on google Santiago's Auto Repair407-818-4077

04/18/2024

We won the raffle 🤘

KQ4RBR checking in 📡

See you on the AIR

73

Muchas Felicidades a
KQ4RBR Ganador del cuarto premio de la rifa de KP4NET
Yaesu FTM 300
17 de abril de 2024 
73 KP4NET

03/20/2024

🤘🤘Ideal Finish Mobile Detailing LLC

11/13/2023

🤘💰

11/08/2023

Alternator Replacement ✅ 2015 Honda Pilot

08/29/2023

Welcome to Santiago's Auto Repair, where automotive solutions come to you! With over 10 years of industry mastery, we've redefined convenience in mobile mechanic services. As the founder of this venture, l've curated a team of seasoned technicians dedicated to keeping your vehicle at its prime, wherever you are.
Santiago's Auto Repair takes the hassle out of car maintenance. Our fully-equipped fleet brings the expertise of a traditional garage right to your doorstep. From complex diagnostics to routine check-ups, we handle it all with precision and professionalism. Our loyal customers trust us for top-notch repairs, genuine parts, and a commitment that goes beyond the repair-keeping you safely on the road is our priority.
-SAR

08/29/2023

Welcome to Santiago's Auto Repair, where automotive solutions come to you! With over 10 years of industry mastery, we've redefined convenience in mobile mechanic services. As the founder of this venture, l've curated a team of seasoned technicians dedicated to keeping your vehicle at its prime, wherever you are.
Santiago's Auto Repair takes the hassle out of car maintenance. Our fully-equipped fleet brings the expertise of a traditional garage right to your doorstep. From complex diagnostics to routine check-ups, we handle it all with precision and professionalism. Our loyal customers trust us for top-notch repairs, genuine parts, and a commitment that goes beyond the repair-keeping you safely on the road is our priority.
-SAR

08/29/2023

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