Hi...gasoline has a limited shelf life. After four months or so, but sometimes even earlier, gum and varnish develop. Gasoline that is nine months old will typically not have enough of the volatile fractions (from the refinery process) to start...
If the vehicle sat for a year with a partially filled tank of gasoline, the gasoline has oxidized and components of the fuel have separated out and turned to varnish. If that is the case, the fuel injectors are likely...
There are two main differences between gasoline and diesel engines. Gasoline engines use gasoline for fuel and spark ignition to ignite the fuel. Diesel engines use diesel fuel and compression for ignition to ignite the fuel. There are also many...
Your vehicle will start and run well on both regular and premium fuel unleaded. Premium fuel is stated as "required" by Mercedes Benz simply because premium will maximize the performance, fuel economy, and possibly service life of the engine. But,...
There are two main differences between gasoline and diesel engines. Gasoline engines use gasoline for fuel and spark ignition to ignite the fuel. Diesel engines use diesel fuel and compression for ignition to ignite the fuel. There are also many...
How long an engine lasts requires a long list of variables to consider before a time frame or mileage can be given. I have seen engines last less than 40,000 miles and others that lasted more than 300,000 miles. When...
