Looking for a Trustworthy

Car Workshop?

Reliable Diagnosis with Transparent Pricing

Full Suite of

Technical Repair

& Maintenance

Specialised Diagnostic Tools for all Makes and Models

Trust Your Vehicle to



Specialist Car Workshop for Gearbox, Engine and Aircon


Schedule Your Appointment Today

#1 Car Workshop for Repair & Maintenance Service

9857 8141

Porsche Repair - 1 Car Service Workshop

Your Trusted Car Workshop

Welcome to our humble car workshop, where expertise meets efficiency in auto servicing and repair. Specializing in a wide range of car maintenance services, our skilled technicians are committed to providing top-notch solutions for all your vehicle needs. From routine check-ups to complex repairs, our car workshop is equipped with state-of-the-art tools and technology, ensuring your vehicle receives the best care possible. Trust us to keep your car running smoothly with unparalleled professionalism and attention to detail.

Service advisor discussing car workshop services with a customer

Gearbox Overhaul

Solve all your transmission issues.
Using top grade components, our Gearbox Overhaul comes with a 2 year warranty / 40,000km (whichever first), which is the longest in Singapore.

Your gearbox will be practically as good as new!

Engine Overhaul

Using only the highest quality components, Engine Overhaul comes with a lifetime warranty (unlimited mileage up to 20 years of vehicle age) for most makes and models.

Experience a revitalised drive once again.

Aircon Repair

Precise and Accurate Diagnosis using professional equipments.

Get your aircon feeling cool and fresh again with our professional aircon repair services. With OEM and Original Parts to choose from, we cater to your budget.
David Zhang
David Zhang
Went to check on my car engine sound. The staffs are very friendly and help to check on my car and explain throughly what is needed. Merc c180
Mogan K
Mogan K
Had a good first hand experience at 1 car service workshop. Mr Dao Xiong was prompt in answering my queries regarding my car’s coolant leaking problem. Did a good job in resolving it. Derek was friendly and knowledgeable. Had a fun time talking to him.
Chunyan Zhang
Chunyan Zhang
Nissan qashiqai excellent service
Joseph sian gou wei
Joseph sian gou wei
Kia cerato Profession servicing
Andy Teo
Andy Teo
Chevy Orlando, check oil leak and clean leakage. Service staff very helpful and efficient.
Fixed my Toyota Prius aircon issue without any charge. Very professional and great service. Thanks a lot
Yun Feng Lee
Yun Feng Lee
Toyota Esquire: check air con. Fast and good service.

Lexus IS300 check aircon. Very fast and good. Solve my problem immediately and didn’t charge me! They are great!

thumb Alex Lau
December 1, 2022

Great service provided by them. The person in charge is very friendly to explain the package. First time here to do regular maintenance servicing. It was a quick service, it... ...

thumb William Lou
January 14, 2022

Derek the service advisor provides tiptop services and will constantly update the progress and status of your vehicle. He is also helpful and will help you with minor issues... ...

thumb ron lee
January 1, 2023

Your Trusted Car Workshop

At our car workshop, 1 Car Service Workshop - Gearbox, Aircon and Engine Specialist @ Sin Ming AutoCity, we pride ourselves on delivering exceptional customer service and reliable auto care. Our team is not only passionate about cars but also dedicated to keeping your vehicle in top condition. Whether you're coming in for a routine oil change, brake repair, or engine diagnostics, you can count on our experts to provide honest advice and transparent pricing. Our commitment to excellence extends beyond our workshop doors, as we strive to ensure that every customer leaves satisfied with their car's performance and our service quality.

Schedule a Visit

After Hours

We have a key drop box for you.
Drop off your car anytime.

100% Result Guarantee

1 Car Service Workshop offers full service car repair & maintenance, specialising in Gearbox Overhaul, Engine Overhaul, Aircon Repairs and Routine Servicing
All Car Makes

One-stop car workshop that provides a variety of repair and maintenance services for all car makes and models. Porsche, Mercedes, Audi, BMW, Volkswagen, Toyota, Honda, Mazda, Nissan, etc.

Quality Services

The main principle of our car workshop is to provide you with high quality car repair services that helps you save costs in the long run, with quality assurance

Accurate Diagnosis

We perform our diagnosis with specialised diagnostic tools and highly trained mechanics to accurately identify your vehicle's issues when you come to our car workshop

Why Choose Us

Entrust your vehicle to our car workshop and we will do our utmost to ensure that you get the highest possible quality of repair


We help you save repair costs in the long term


Trusted by thousands of customers over the years


Longest warranty protection in Singapore


Car Workshop
Repair Services

We provide a full range of mechanical repairs for all makes and models of cars, especially Engine, Gearbox, Mechatronic and Aircon

Book an Appointment
  • General Servicing & Maintenance
  • Transmission Overhaul
  • Engine Overhaul
  • Aircon Repair
  • Fuel System Repair
  • Exhaust System Repair
  • Engine Cooling System Repair
  • Electrical Diagnostics
  • Computer Diagnostic Testing
  • Vehicle Preventative Maintenance
  • State Emissions Inspection
  • Emission Repair Facility
  • Tune Up
  • Oil Change
  • Brake Job / Brake Service
  • Engine Cooling System Flush & Repair
  • Steering and Suspension Work
+ More Services
Book an Appointment
  • Brake Repair and Replacement
  • Tire Repair and Replacement
  • Vehicle Preventative Maintenance
  • Oil Change
  • Brake Job / Brake Service
  • Steering Rack Repair
  • Suspension
  • Oil Leakages
  • Undercarriage Repair
+ More Services
Book an Appointment

Quality Service and Customer Satisfaction!

We use the latest diagnostic equipment to ensure that your car is repaired or serviced properly and in a timely fashion. Our car workshop is built on a team of professional automotive technicians who strives to help you save car repair costs in the long term, providing you with high transparency in all car repair works so that you will have a peace of mind when you leave your car with us.

  • Top rated car workshop in Singapore
  • Best Warranty Terms
  • Honest and Transparent Pricing
  • High Technical Capabilities
  • Specialised Diagnostic Tools
  • Towing Services
  • Free Diagnosis

Get in Touch With Us Today!

    Choose our car workshop for a service experience that sets new standards in automotive care. We understand the importance of your vehicle in your daily life, which is why we are dedicated to providing swift, comprehensive services that get you back on the road safely and quickly. Ready to experience the difference at our state-of-the-art car workshop? Contact us today to schedule an appointment or to learn more about our range of services. Drive in with confidence, knowing that your car is in the hands of trusted professionals.