Trailer Tire Age: When to Replace Aging Tires
Learn how to read a trailer tire's date code, how long trailer tires typically last, and how to replace aging tires while matching size, load range and placard pressure.
Practical automotive articles on maintenance, diagnostics, vehicle systems, buying used cars, tires and electric driving.
Learn how to read a trailer tire's date code, how long trailer tires typically last, and how to replace aging tires while matching size, load range and placard pressure.
How to tell cosmetic weather checking from serious dry rot on Michelin tires, which checks to do first, and when cracking means a tire must be replaced.
Learn how to check whether a Michelin warranty may cover dry rot or sidewall cracking. Covers eligibility, warranty terms, claim preparation and costs you may still pay.
Learn how to install a car subwoofer and amp: confirm vehicle compatibility, route power and signal wiring, set gain and crossover, and check the finished system.
How to confirm a failed Fiat Punto electric power steering motor, match the right replacement assembly, compare new, remanufactured and used units, and budget for fitting.
How to choose trailer safety chains: match the rating to loaded trailer weight, check hook fit, chain size, length and finish, and plan for inspection and replacement.
How a trailer hitch ball mount works, how to match receiver size, drop, ball size and rating, and why your vehicle's own ratings still limit what you can tow.
Cold weather lowers tire pressure by roughly 1 psi per 10°F drop. Learn why it happens, how much to expect and how to check and set your tires in winter.
Learn how to confirm a failing car water pump, choose between adjustment, rebuild or replacement, and verify the cooling system after the repair.
What a tire load index number means, how it converts to pounds and kilograms, and how to match load capacity, inflation pressure and speed rating to your vehicle.
Learn what parasitic battery drain reading is normal, why it varies between vehicles, and how to measure and isolate excessive draw on the 12-volt battery.
How to test a Subaru for parasitic battery drain: record symptoms, rule out a weak battery or charging fault, run a draw test and interpret the results.
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