New warning messages, reduced power, rough running, unusual noise, smoke, or fluid loss are reasons to check your Sprinter. The same symptom can have several causes, so a diagnostic inspection should combine your description with fault codes, measurements, and physical checks before parts are recommended. Dashboard Warnings and Reduced Power Check-engine light: Record the exact … Continue reading “Why Is My Sprinter Acting Up? When to Get a Diagnostic Inspection in Norcross”