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Heremechanic

Guide · 5 min read

How often to service your car

This is one of the most-asked questions we get, and it has a straightforward answer that most garages do not give, because the straightforward answer is often "less often than you have been told".

The short version

What to take away

  • Start from your owner's manual. That interval was set by the people who built the car.
  • Traffic matters more than distance: a car averaging 12 km/h does far more engine work per kilometre than one cruising on a highway.
  • Dust loads the air and cabin filters faster here than an international service schedule assumes.
  • For a well-maintained car on normal mileage, the manual's interval is usually right.
  • A garage that wants you back at half the manual's interval should be able to explain exactly why.

We service and repair cars in Bengaluru — at your home or office, or at our workshop when the job needs a lift. Open 24 hours, every day.

No price is listed anywhere on this site because it depends on your car and the parts chosen. You get an itemised quote before any work starts.

Start with the manual, not with a garage

Your car came with a service schedule written by the manufacturer, based on testing, warranty data and a great deal of engineering. It is in the owner's manual, and it is the correct starting point. If nobody has ever shown you the page, that is worth finding.

Any recommendation that departs from it should come with a reason specific to your car and how you use it — not a general belief that cars need servicing more often than their makers say.

What genuinely changes the interval in Bengaluru

Two things, and both are real.

Traffic is the first, and it is about engine hours rather than kilometres. A car that averages 12 km/h through the city runs its engine for far longer to cover the same distance than one on the highway. Oil degrades with heat cycles and running time as much as with distance, so a car doing mostly short, slow city trips is genuinely working harder per kilometre than the manual's schedule assumes.

Dust is the second. Air filters and cabin filters load up faster here than in the conditions many international service schedules are written for. Both are cheap, both affect how the car runs, and both are worth checking between services rather than only at them.

When it genuinely should be shorter

  • Almost all short trips, with the engine never reaching full temperature — this is the hardest pattern on oil and on the exhaust system.
  • Very low annual mileage, where the car sits for long periods.
  • A lot of dusty or unpaved road use.
  • An older car, or one with a known history of being neglected before you owned it.

The honest counterpoint

A well-maintained modern car on normal mileage is usually fine on the manufacturer's interval. If someone is telling you to service at half the manual's figure without explaining which of the conditions above applies to you, they may be selling you frequency rather than maintenance.

This is not an argument for skipping servicing. It is an argument for servicing at the right interval, with the right items, from a garage that can tell you why each one is on the list.

What a service should actually include

Two quotes for "a service" can differ enormously while describing the same thing, so it is worth knowing what the words cover.

  • Engine oil and the oil filter — the core of it.
  • Air filter and, where fitted, a cabin or pollen filter.
  • Spark plugs, at the interval the manufacturer specifies rather than every time.
  • A check of fluids: coolant, brake fluid, power steering, washer.
  • Brakes, tyres, suspension and lights — inspected, not necessarily replaced.
  • A diagnostic scan, ideally included rather than added as an extra line.

Three questions worth asking any garage. What exactly is included at this price? Is the diagnostic scan separate? And do I get the old parts back? The answers tell you more about a garage than the price does.

Asked next

Questions this usually raises

So should I follow the manual or the garage?
Follow the manual unless someone gives you a specific reason not to, tied to how you actually use the car — mostly short trips, very low mileage, heavy dust, or an older vehicle. A general claim that cars need servicing more often than the manufacturer says is not a reason.
Does city driving really matter that much?
Yes, and the reason is time rather than distance. Oil degrades with heat cycles and running hours as well as with kilometres. A car averaging 12 km/h runs its engine for far longer over the same distance than one cruising on a highway, so the same odometer reading represents very different amounts of work.
Can I skip the air filter if I am servicing more often?
No, because the air filter does not care how often the oil is changed — it clogs on its own schedule based on the air it has to pass. In a city with Bengaluru's dust, it is one of the items most worth checking between services rather than only at them.

Next step

If you would rather someone just looked at it

Send us the car’s make, model and year, your area, and what it is doing. We will tell you what it needs and whether it can be done at your place or at our workshop — before anything is booked.