Macias Diagnostics, LLC

Sep 2023

Honest shop owner, fair rates, good work. His communication was fantastic, sent me pictures of the work as he was doing things and found things. Never attempted to upsaleMe. Quick, honest, fair priced work.

May 2021

One of the best repair facilities in Forsyth that specializes in diesel related repairs plus gas fueled units as well as RV motor homes. Mark is a top notch diagnostician and repairman that knows his business. I recommend this repair facility.

Jul 2019

I had blown my water pump on the way back from a job in SC, googled repair shops in Cumming and called Macias. I told Mark the issue, he was very friendly and honest with letting me know about what it would cost to replace it. When he got into the engine, he found part of the serpentine belt had split away causing it to destroy my fan clutch and taking out the fan clutch wiring harness. He called me right away to inform me of the issue and the new price to get my truck back on the road. I asked him to save me the damaged parts he would replace and he had no issue with doing so. My truck was ready when promised and damaged parts waiting for me.Excellent work and people...read full review