autoDNA checks
Exhaust Blows

Blue smoke from exhaust? Which means the color of the smoke from the exhaust

12 January 2017

How to tell the condition of the engine by the colour of exhaust smoke. Exhaust smoke should be colourless but it sometimes isn’t so; in certain conditions, it may be blue smoke from exhaust. While these changes are bound to attract your attention, they don’t necessarily mean something wrong is happening; still, we always recommend taking the car to the station to make sure it is examined by a specialist.

4min
autoDNA checks
automatic transmission

Car with automatic transmission: what you need to know?

6 April 2016

Who wouldn’t like to drive an automatic car if only they were a bit more affordable? Sadly, potential repair costs are so high that most of the buyers need to opt for second-hand vehicles. These may be cheaper but remember: automatic transmission car market is a real minefield. Before you start looking, read this article to learn about different types of automatic transmission and the models where they have proven to work properly (or not).

6min
autoDNA advises
Car AC service

Car AC service – how and when it should be done

8 March 2016

It’s been years since air conditioning became available to most of drivers; it no longer is a luxury. Technically speaking, it is quite durable so long as you take proper care of it. Car AC service is one of the many things that will help you keep it in good condition all year round Not only does air conditioning require regular checkups but it also has to be used properly, both in hot summers and in freezing cold. Our tips will help you keep it in good working order.

6min
autoDNA advises
Bought a car with a manufacturer defect?

Bought a car with a manufacturer defect? See what you can do.

4 March 2016

Manufacturer defects appear in every factory; automotive industry is not an exception. The chance of encountering one does not depend on the price, either: even premium cars do not guarantee perfect manufacturing. This article will tell you what to do if you discover a manufacturing defect in your newly bought car and how to check the car for such defects in the comfort of your own home.

5min
autoDNA advises
How to bargain when buying a second­hand car

How to negotiate car price when you buy it

9 July 2015

The purchase of a second­hand car is a step­by­step process; it pays to spend a moment going overt hese steps to make sure the transaction goes the way you’d like it to go. The last step is price negotiation; by some, it might seem embarrassing to even try and ask about a discount. Is it really an embarrassment, though? How to negotiate car price to make it effective?

10min
autoDNA checks
checking a car

What to look for when buying a used car? See for yourself

29 April 2014

What to look for when buying a used car?  While reading classifieds about used cars one can not resist the feeling that all of them are accidents free. However, the reality is completely different – if a car is cheap, has little mileage and good year of production it is highly probable that is was involved in some collisions and all faults have been fixed or hidden.

6min
autoDNA advises
buying a car online

Buying a car – online, used car dealer or classifieds?

28 March 2014

When buying a used car from someone else than family or friend we have basically three options – searching through classifieds in print (still used by older people who are not keen on using the Internet), browsing through online classifieds (e.g. websites like motors.co.uk or gumtree.com/cars) and visiting a used car dealer. Every option has its pros and cons.

7min