You may have heard the term “lifetime fluid” used to describe certain types of transmission fluid, coolant or power steering fluid in newer vehicles. While the idea of never having to change these fluids might sound appealing, the reality is more complicated. At Fox Run Auto, we want drivers to understand what “lifetime” really means—and why regular automotive fluid checks are still essential.
“Lifetime” Doesn't Mean Forever
When manufacturers label a fluid as “lifetime,” they typically mean it’s designed to last the expected life of the vehicle under ideal conditions. But real-world driving conditions—like stop-and-go traffic, extreme temperatures, towing or short trips—can shorten that timeline significantly.
Fluids Break Down Over Time
Even advanced synthetic fluids degrade with age and use. Transmission fluid can lose its protective properties. Coolant can become acidic. Brake fluid can absorb moisture. These changes can lead to premature wear, corrosion or even major system failures if ignored.
Early Detection to Prevent Costly Repairs
A simple fluid check during routine maintenance can catch problems before they become serious. Discolored, burnt-smelling, or low fluid levels are all warning signs that something may be wrong—or that it’s time for a change.
Preventative Maintenance Schedules
While your vehicle’s manual may not recommend a change until 100,000 miles or more, that doesn’t mean you should wait that long. At Fox Run Auto, we tailor maintenance recommendations based on your specific vehicle, driving habits and local conditions.
Regular inspections and timely fluid service can extend the life of your vehicle and save you from costly repairs down the road. Visit Fox Run Auto in Bear, DE for a complete fluid check—we’ll help keep your car running strong for the long haul. Call us today at (302) 597-9205 or schedule your service appointment online.