Oil Change Service: What Services Should Be Included Besides Fresh Oil?
August 31, 2026
An oil change should never feel like a five-minute drain-and-fill with no attention paid to the rest of the vehicle. Fresh oil and a new filter are the main parts of the service, but the visit is also a good chance to catch leaks, worn tires, low fluids, and other problems before they become more expensive.
When we service a vehicle, we use that time to check the things that are easy to inspect while the car is already in the shop. You don't need a major inspection every time, but a proper oil change should tell you more about the vehicle's condition than simply what oil went into the engine.
The Oil Filter Should Be Replaced With the Oil
The oil filter traps dirt, metal particles, and other contaminants as oil circulates through the engine. Leaving an old filter in place while adding fresh oil defeats part of the purpose of the service.
We also make sure the filter is the correct type for the engine. Some modern engines are sensitive to filter design, internal bypass valves, and cartridge dimensions. The wrong filter can create oil-flow or pressure problems even when the oil itself is correct.
The Oil Level and Correct Specification Need to Be Verified
Putting in the right amount of oil sounds basic, but overfilling and underfilling both create problems. Too little oil reduces the engine's lubrication reserve, while too much can cause aeration, pressure issues, or leaks.
We verify the viscosity and manufacturer specification too. Two oils can have the same viscosity printed on the bottle and still meet different performance standards. After the engine has been run post-service, we recheck the level instead of assuming the amount listed in a general chart is perfect for every situation.
Tires Should Get a Quick Check
Oil-change visits are a good time to check tire pressure and tread condition. Pressure changes with temperature, and a slow leak can take weeks before the tire looks visibly low.
We also look for uneven wear. Heavy inner-edge wear can point to alignment or suspension problems, while cupping can point to wheel balance, shocks, struts, or looseness. If one tire is wearing very differently from the others, there is usually a reason worth finding.
Other Fluid Levels Deserve Attention
Engine oil is only one fluid keeping the vehicle alive. Coolant, brake fluid, transmission fluid where it is serviceable, power steering fluid on hydraulic systems, and washer fluid should all be checked as appropriate.
A low level can be more useful than the fluid color itself. Coolant that keeps dropping can indicate a leak. Low brake fluid can follow normal pad wear, but it can also point to a hydraulic problem. We do not like simply topping off a fluid repeatedly without asking where it is going.
Look for Leaks While the Vehicle Is in the Air
Once the car is on a lift, we can see areas that are difficult to inspect from above. The oil pan, drain plug, filter area, transmission, cooling system, and lower engine covers are all easier to check.
During an inspection, we separate a light seep from an active leak. A damp gasket is different from oil collecting on a shield or dripping onto the ground. Finding the source early gives you time to plan the repair before the fluid level drops enough to trigger a warning light or cause a breakdown.
Belts, Hoses, Brakes, and Filters Should Not Be Ignored
A basic look at common wear items can catch plenty of problems. Check the serpentine belt for fraying, damaged ribs, glazing, or contamination. Coolant hoses can be checked for cracking, swelling, or dried residue around connections.
When access allows, you can also check brake pad thickness, rotor condition, engine air filter condition, and battery terminals. None of these parts should be replaced automatically at every oil change. The point is to know their condition and whether something is getting close enough to plan for.
An Oil Change Is a Good Time to Build a Maintenance Record
One of the most useful parts of regular maintenance is consistency. If the same areas are checked from one visit to the next, changes become easier to spot.
We can see whether a small leak is getting worse, whether one tire is wearing faster, or whether the brake pads are disappearing sooner than expected. That history helps separate what needs attention now from what can simply be watched.
Get Oil Change Service In Columbia, IL, With Bernhard Auto Works
If your vehicle is due for an oil change, Bernhard Auto Works in Columbia, IL, can replace the oil and filter while checking the tires, fluid levels, visible leaks, belts, hoses, brakes, and other basic wear items.










