Skip the auto shop - Our mechanics make house calls

Q: What is the key number?

asked by on

What is the key number?

A: A key number will be given to you with your...

A key number will be given to you with your set of keys. This number can be used to produce an authorized duplicate key. Write down the number and keep it somewhere safe, but outside of your vehicle. Tips You only need the key number if you have lost all of your keys. If you still have an authorized key, you can take it to a dealer to produce a duplicate.

Was this answer helpful?

Need advice from certified mechanic? Get help now!

Over 1000 mechanics are ready to answer your question.
The statements expressed above are only for informational purposes and should be independently verified. Please see our terms of service for more details

Ask a Mechanic
(100% Free)

Have a car question? Get free advice from our top-rated mechanics.

Ask A Mechanic
Over 10,000 questions answered!

Get an instant quote for your car

Our certified mechanics come to you ・Backed by 12-month, 12,000-mile guarantee・Save up to 30%

Get a quote

What others are asking

Q: Key and steering wheel have to be moved to start the car

Hello there, thanks for writing in about your 2002 Mercedes-Benz CLK430. There are many possible causes for this fault. The most common would be a failing key cylinder, steering wheel lock, or ignition switch. I recommend having a qualified technician,...

Q: Hesitation when accelerating.

You may have spark plug wires that are damaged or the plug you put in got damaged while putting it in the hole. If you accidentally closed the plug gap then the plug will cause a misfire. I recommend removing...

Q: How do I remove a head restraint?

It’s very easy to remove a head restraint from the seat. To do so, first pull up on the restraint until it is in the highest position. Then press and hold the Release button at the base of the restraint,...

Related articles

How Long Does a Distributor O Ring Last?
The distributor is part of the ignition system in your vehicle and its purpose is to route high voltage from the ignition coil to the spark plug. The spark plug then...
P0052 OBD-II Trouble Code: HO2S Heater Control Circuit High (Bank 2 Sensor 1)
P0052 code definition HO2S Heater Control Circuit High (Bank 2 Sensor 1) What the P0052 code means This code is seen when the Engine Control Module (ECM) tries to control the...
How to Avoid Back Pain in a Car
If you have back problems, sitting in a car for an extended period of time can be excruciating. Even without back problems, you could experience discomfort and soreness from...