Just Call And We’ll Do the Rest!

ACE Diagnostics is your trusted smog testing and repair shop in Thousand Oaks, CA. We take pride in delivering honest, friendly, and professional service to every vehicle owner who walks through our doors. As a STAR Certified facility, we’re equipped to handle smog testing for a wide range of vehicles, helping you stay in compliance with California’s environmental regulations. In addition to testing and repairs, we provide expert guidance on the Bureau of Automotive Repair’s Consumer Assistance Program (CAP), helping eligible customers secure financial assistance for smog-related repairs.

Give us a call

Stop By Our Shop

3139 Los Feliz Dr Unit 5, Thousand Oaks, CA 91362

Working Hours

Weekdays: 9:00 AM – 7:00 PM

Saturday: 10:00 AM – 6:00 PM

Sunday: 10:00 AM – 5:00 PM

Call Or Text

Phone: (818) 602-5470

Phone: (805) 277-1886

What We Do

At ACE Diagnostics, we’re committed to keeping your vehicle safe, reliable, and running at its best. As a STAR certified facility, we specialize in smog checks and expert repairs for smog-related failures, ensuring your car meets California’s strict emissions standards.

Beyond smog testing, our experienced technicians provide a full range of repair and maintenance services, including:

Our Services

Smog Test and Repair

The vehicle is subjected to various tests, including tailpipe emissions tests and onboard diagnostic system (OBD) scans, to evaluate its emissions performance.

General Repairs and Maintenance

From oil changes and tune-ups to diagnosing unexpected issues, we handle all types of general auto repairs to keep your car dependable for daily driving.

Struts and Shocks

Worn suspension parts can cause a rough ride and reduce vehicle control. We replace struts and shocks to restore smooth handling, stability, and a more comfortable driving experience.

Electrical Diagnostics and Repair

Today’s vehicles rely on complex electrical systems. We troubleshoot and repair issues with batteries, alternators, wiring, and electronic components to keep everything running as it should.

AC Service and Repair

From recharging refrigerant to repairing leaks and replacing worn components, we make sure your air conditioning system keeps you cool and comfortable through every season.

Brake Service and Repair

Your brakes are the most important safety feature on your vehicle. We inspect, service, and repair brake pads, rotors, and hydraulic systems to ensure reliable stopping power and your safety on the road.

Cooling System Repairs

Your cooling system protects the engine from overheating. We service radiators, water pumps, hoses, and thermostats to keep temperatures regulated and prevent costly engine damage.

Get a Professional Smog Test

When it’s time for a smog test, you want a team with the expertise to get the job done right. At ACE Diagnostics, we combine professional experience with state-of-the-art equipment to provide quick, accurate inspections. Our clients appreciate our fast, effective, and honest service, and we take pride in delivering exceptional customer care. Every vehicle that comes through our doors is met with knowledgeable guidance and clear answers from a trusted team of experts.

Expert Mechanics

Our mechanics deliver expert, efficient, and honest repairs.

Experience Skills

We are experienced mechanics – applying skill and integrity to every repair.

Guarantee Service

We guarantee accurate smog tests and reliable repairs.

Trusted Work

Our mechanics’ expertise ensures trusted, accurate smog tests and repairs.

Learn more about us

About ACE Diagnostics

CALL OR TEXT

(818) 602-5470
or
(805) 277-1886