Oil Change & Fluid Services in Fresno, CA

Protect Your Engine, Extend Vehicle Life
Regular oil and fluid maintenance is the most cost-effective way to extend the life of your vehicle. At San Joaquin Auto Care, we provide fast, honest, and high-quality oil change and fluid services that keep your engine and systems running efficiently. Our team focuses on preventative care—helping you avoid major repairs and keep your car in peak condition.
Oil Changes with Quality Products
We offer conventional, synthetic blend, and full synthetic oil options to suit your vehicle's needs. Every oil change includes:
- Oil filter replacement
- Engine oil refill (based on manufacturer spec)
- Fluid top-offs
- Tire pressure check
- Visual inspection of belts, hoses, and leaks
We service all makes and models, including high-mileage and fleet vehicles, and help you stick to your factory maintenance schedule.
Full Fluid Service Menu
More Than Just Oil
Our complete fluid services include:
- Transmission fluid flush and refill
- Brake fluid replacement
- Radiator and coolant flushes
- Power steering fluid service
- Differential and gear oil checks
- Windshield washer fluid refill
Each fluid plays a vital role in your car’s safety and performance. Dirty or low fluids can lead to overheating, poor shifting, or brake failure. We check your levels and condition, then recommend service only if needed.
How to Know It’s Time for Service
Don’t Ignore These Common Signs
If you experience any of the following, your vehicle may need an oil or fluid service soon:
- Dark, gritty oil on the dipstick
- Sluggish acceleration or rough shifting
- Unusual smells (burning, sweet, or musty)
- Overheating engine or rising temperature gauge
- Brake pedal feels spongy or slow to respond
Our team will perform a free inspection to determine the issue and provide honest recommendations based on what your car actually needs.

Why Regular Fluid Changes Matter
Save Money with Preventative Care
Ignoring fluids can cause major system failures—like worn engine bearings, warped brake rotors, or burnt transmissions. Keeping up with routine oil changes and flushes helps you:
- Improve gas mileage
- Prevent overheating and breakdowns
- Prolong engine and transmission life
- Maintain your vehicle’s resale value
We’ll help create a custom maintenance plan based on your driving habits, vehicle age, and service history.
Fresno’s Trusted Maintenance Partner
Service With Integrity and Care
We don’t use scare tactics or push unnecessary work. Our technicians explain what we find and show you the condition of your fluids so you can make informed decisions. It’s how we’ve earned the trust of Fresno drivers for over 30 years.
“Always helpful and accommodating. Reliable, reasonably priced service.”
– Christine C.
“Always helpful and accommodating. Reliable, reasonably priced service.”
– Christine C.
“Always helpful and accommodating. Reliable, reasonably priced service.”
– Christine C.
Schedule an Oil Change or Fluid Check in Fresno
Quick Service, Great Value
Visit San Joaquin Auto Care at 5497 E Olive Ave, Fresno, CA or call (559) 251-1475. We’re open Monday–Friday, 8AM–5PM. Stop by for expert oil and fluid maintenance that keeps your vehicle running strong.