When your check engine light comes on or your vehicle starts acting differently, you need answers — not guesswork. At Metairie Automotive, our ASE‑certified technicians use advanced diagnostic tools to pinpoint the exact cause of the problem. From engine performance issues to electrical faults, we identify the issue quickly and fix it the right way. 

Our Diagnostic Services

Check Engine Light Diagnostics

Your check engine light can mean dozens of different things — from a loose gas cap to a serious engine issue. We scan your vehicle’s computer system, read the trouble codes, and perform a full diagnostic to find the real cause.

Common causes:

• Faulty sensors (O2, MAF, MAP)

• Misfires

• EVAP system leaks

• Catalytic converter issues

• Fuel system problems

Engine Performance Diagnostics

If your vehicle feels sluggish, rough, or inconsistent, we perform a full engine performance evaluation.

We diagnose:

• Misfires

• Rough idle

• Poor acceleration

• Stalling

• Low power

• Fuel delivery issues

Electrical System Diagnostics

Modern vehicles rely heavily on electrical systems. When something goes wrong, it takes proper tools and expertise to find the issue.

We diagnose:

• Battery drain

• Alternator problems

• Wiring faults

• Sensor failures

• Module communication issues

• Blown fuses

Transmission Diagnostics

If your transmission is slipping, shifting hard, or making noise, we run a full diagnostic to determine the cause.

We check:

• Transmission fluid condition

• Solenoids

• Sensors

• Internal pressure

• Trouble codes

ABS & Traction Control Diagnostics

If your ABS or traction control light is on, we scan the system and test each component.

Common issues:

• Wheel speed sensors

• ABS modules

• Wiring faults

• Tone rings

Cooling System Diagnostics

Overheating can cause major engine damage. We diagnose cooling system issues before they become serious.

We test:

• Thermostat

• Radiator

• Water pump

• Cooling fans

• Temperature sensors

⭐ Symptoms That Mean You Need Diagnostics

• Check engine light on

• Rough idle

• Poor fuel economy

• Hard starting

• Stalling

• Hesitation or jerking

• Strange smells or noises

• Warning lights (ABS, traction, battery, etc.)

• Overheating

• Loss of power

⭐ Why Choose Metairie Automotive for Diagnostics?

• ASE‑certified technicians

• Advanced diagnostic tools

• Accurate, honest results

• No guesswork or unnecessary repairs

• Fast turnaround times

• Transparent pricing

• Locally owned & operated

📍 Proudly Serving

Metairie, Jefferson, Elmwood, Harahan, River Ridge, and surrounding areas.

📞 Need a Diagnostic Check?

If your vehicle isn’t running right, don’t wait — small issues can turn into major repairs.

Let our team find the problem quickly and get you back on the road.

Buttons:

• Call Now 

• Book Appointment