by Ranchwood Autoworks | Sep 29, 2026 | Articles
A tune-up is a scheduled replacement of the parts that wear out on a running engine, plus an inspection of the systems around them. On a modern car that usually means spark plugs, the ignition components that feed them, the engine and cabin air filters, the fuel...
by Ranchwood Autoworks | Sep 28, 2026 | Articles
DEF is diesel exhaust fluid, a 32.5 percent solution of urea in purified water that your truck sprays into its own exhaust to turn nitrogen oxides into nitrogen and water vapor (American Petroleum Institute). It is not a fuel additive and it never goes in the fuel...
by Ranchwood Autoworks | Sep 27, 2026 | Articles
Your car overheats because the cooling system has stopped carrying heat away from the engine as fast as the engine makes it. In practice that comes down to a short list: coolant that has leaked out, a thermostat stuck closed, a water pump that is no longer pumping, a...
by Ranchwood Autoworks | Sep 26, 2026 | Articles
Diesel gels when the wax that is naturally dissolved in the fuel gets cold enough to crystallize and fall out of solution. For standard No. 2 diesel that starts somewhere between −18°F and +20°F, depending on the batch you pumped (Farm Energy,...
by Ranchwood Autoworks | Sep 25, 2026 | Articles
The oil change itself is a short job. At Yukon Express Care, the quick maintenance lane next door to Ranchwood Autoworks, ASE Master Technicians aim to finish in under 15 minutes. What stretches a visit past that is almost never the drain and refill. It is the line...
by Ranchwood Autoworks | Sep 24, 2026 | Articles
Diesel truck maintenance costs more per visit than a gas car, but stays cheaper per mile over the life of the truck when you keep it on schedule. A routine diesel service runs higher because the engine holds more oil, uses water-separating fuel filters, and carries...