You hear a knocking or pinging sound from the engine, often louder under acceleration. Engine knock can range from cheap fuel issues to serious internal wear — it shouldn't be ignored.
Find a ProviderIt can be. Light knock from cheap fuel is fixable, but a deep, rhythmic knock often means worn bearings — keep driving and the engine can fail.
If the cause is low-octane fuel or carbon buildup, higher-octane gas or a cleaning may help. Mechanical knock needs a real repair.
Tell us what's going on with your car. Our platform matches you with verified providers who handle this exact problem.
Browse vetted mobile mechanics and auto service pros near you. Read real reviews and pick the best fit.
Your provider comes to your location, diagnoses the issue on the spot, and gets you back on the road.