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4.4 · 56 GOOGLE REVIEWS
Check Engine & Diagnostics in Rochester.
Xpress Motors, LLC diagnoses check-engine lights and driveability problems in Rochester — the real cause, not a parts-swap guess.
Call (585) 978-7646A check-engine light is a symptom, not a diagnosis. The code a parts store reads off your car names a circuit, not a failed part — and replacing the part the code mentions is how people spend four hundred dollars and still have the light on. A misfire code can be a coil, a plug, an injector, or a vacuum leak feeding one cylinder.
Diagnosis here means pulling the codes, then testing the actual system: live data, fuel trims, and where the readings drift from what the engine should be doing. You get told what failed, what it costs to fix, and what happens if you leave it — before anyone touches a wrench.
Describe what the car is doing — the noise, when it happens, what changed. Half the diagnosis is in the description.
What actually failed, what it costs to fix, and what happens if you wait — before any work starts, not after.
The repair gets done and you get told why it failed, so you know whether to expect it again on this car.
★★★★★“I don't trust anyone else to work on my 2004 BMW 530i. Jose and Sandy are honest and reliable. I went to them based on the previous customer reviews and Jose hasn't let me down yet.”
★★★★★“Went and got my exhaust welded and they did an excellent job. The exhaust is still holding great and my truck isn't loud like it was. They are professional and know what they are doing. Prices are affordable.”