What Is A Timing Belt Do I Have One and When Should I Change My Belt

<p>Ecoboost and Ethanol Fuels.<br /> 1970 Mustang Mach 1 Wont Charge. Alternator Repairs.<br /> 2016 Ford F150 Front 4x4 Hubs Grind. Lock Out Hub.<br /> 2005 Buick LeSabre Hard Transmission Shift When Warm.<br /> Timing Belts. Do you have and and does it need replacing?<br /> 2008 Mercedes S63 No Crank. <br /> <br /> <br /> <br /></p>