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Auto & Fleet Repair You Can Count on in Houston, TX

Your Houston, TX local shop for full-service maintenance, diagnostics, and diesel expertise.

Scheduled car inspection

WHAT WE DO BEST

Full-Service Auto Repair & Maintenance

Fleet Maintenance

Transmission Service

Electrical System

Engine Diagnostics

Your Trusted Auto Service Partner

Trusted Mechanics. No Guesswork.

At Northwest Auto & Diesel, we provide dependable repairs and maintenance for everything from compact cars to diesel trucks and fleet vehicles. Located in North Houston, our shop combines dealership-level tools with a commitment to honest, straightforward service. Whether you need a quick oil change or advanced diagnostics, we’re ready to get you back on the road — fast.

WHY CUSTOMERS TRUST US

Repairs You Can Rely On

Experienced Technicians
Certified, knowledgeable, and always ready to explain the work.
Fair Pricing
Clear estimates, no surprise charges, and honest recommendations.
Fleet-Friendly Options

Fast turnaround, priority scheduling, and easy maintenance tracking.

"Wow. Extremely impressed with this company. They helped us transport my Mother in law in a pinch from dialysis and to the airport. Both gentlemen that stopped by were accommodating, punctual, and helpful."

Andrew Johnson
Local Guide

QUICK ANSWERS

Frequently Asked Questions

All makes and models — including gas, diesel, domestic, and fleet.

Walk-ins are welcome, but appointments help speed up service.

Yes — we offer maintenance plans for commercial accounts.

Yes, we use modern diagnostic tools to pinpoint issues fast.

Mon–Thu 8 AM–6 PM, Fri 8 AM–5 PM. Closed weekends.