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Hummer Key Replacement Houston Texas

- car lock smith We want to welcome you to OkeyDoKeyLocksmith! Did you broken or misplaced the keys to your Hummer? Do you want to copy transponder key, fob or side winder? In a search for an economical and convenience keys replacement service?


Okey DoKey Locksmith offer 24/7 fast and affordable Hummer keys replacement. Call (832)408-0006 for immediate assistance, free estimate and scheduling. Our expert mobile car locksmith come to you to duplicate or replace your lost keys on-site.

Furthermore, we can solve all your Hummer locks, ignition and key pains.

Does Hummer use transponder keys?

transponder keys In 2008 Hummer H2 started to use the Circle Plus transponder on most of its trucks. These transponders have 10 cuts that operate the door and the ignition. A remote clicker is an optional feature in addition to the key.

Why does Hummer use transponder keys?

car anti theft Hummer transponder keys used mainly as an anti-theft technology. The immobilizer configured to accept each unique programmed key by a code. When a key with unmatched code turned in the ignition, the vehicle will not start.

How does Hummer immobilizer works?

The Passlock III is actually the first transponder used by Hummer. The chip is located inside the plastic covering of the key. The ignition lock cylinder contain an antenna that reads the transponder data and sends a it to the PCM. If the PCM recognize the code from the key, it will allow the engine to drive. Some higher end models use a key fob instead of metal blade.

Can you program a transponder key yourself?

Hummer uses a simple on-board procedure to add keys using one already programmed key. First you need to have a blank key or buy cut key online. Once you have the key in hand, follow to following instruction to program a dublicate key yourself.

How do I know if my Hummer has a transponder key?

Following are the list of Hummer models that use transponders:

  • Hummer H2 2008-2009

Duplicate Hummer keys

Hummer key duplication on-board

duplicate car keys Hummer use a very simple technique to duplicate keys. All you need is one existing programmed key and a new blank transponder key and follow the instruction below:

  1. Get a blank key online or at the dealer.
  2. Go to a local hardware store and cut the key. (You can also avoid the two first step by ordering a cut key online service).
  3. Insert an existing functional key into the ignition key-hole and turn it until a lock symbol appears on the dashboard.
  4. Once the lock symbol turns off, pull the first key out.
  5. Insert the second un-programmed key.
  6. Wait for the lock symbol on the dashboard to go on and off.
  7. The second key is now program.

Hummer key made by VIN

Using the VIN and proof of ownership, a locksmith or the dealer can duplicate a new key.

Hummer key cloning

There is also a way to clone the key chip value to a blank read/write chip key. This usually done by a locksmith or the dealer using a dedicated programmers and tools.

Lost Hummer keys

Lost metal key blade

lost key madeIf you lost all your keys to a Hummer that made before 2008, your key has no chip. All you need to do is to go to the dealer or to a locksmith store with the VIN and cut a new key.

This process is quite simple and should cost less than a 100$ in most cases.

One exception to the above is if the ignition changed and is not in sync with the VIN. In this case a locksmith need to replace the ignition again or to make a new key. This done by reading the key grooves inside the ignition cylinder. This process is more complex and requires a locksmith with the right machine and experience.

Lost Hummer transponder key

If you Hummer made in 2008, your key probably uses a transponder chip. When losing all the keys to an transponder immobilized Hummer, the ECU reprogrammed to accept a new key. For this, the car towed to the dealership or to use the service of a mobile locksmith who will come out to you.

My Hummer ignition key wont turn! What to do?

ignition repair There are many reasons for ignition problems! Please check our article about ignition repair and replacement.

How much is a replacement Hummer key?

Service Price
Car Lockout $60-$120
Locked keys in trunk $60-$190
Door lock rekey/repair/change $160-$280
Lost key replacement $120-$200
Duplicate car key $100-$180
Remote/Flip keys $200-$300
Keyless entry device $220-$320
Ignition repair $110-$180
Key extraction $80-$130
Ignition replacement $160-$280
ECU re-flash $225-$285

* Estimates above includes the technician coming out to you the parts and the labor.

Final price depends on:

  • The state of the lock and the computer in the vehicle.
  • The type of equipment that the technician need to use.
  • The type of key that you would like to have.
  • The chip configuration.

The tech will diagnose the vehicle and provide a price for you to approve before doing anything.

How long does it takes to make a key?

emergency mobile locksmith Our emergency mobile car locksmith are in service Monday through Sunday all day 24/7. Ready to handle all your Hummer locks and keys challenges. We usually arrive at customer location fast.

Our van is absolutely arrayed with latest cutting, diagnostic and programming appliances able to restore keys onsite. A key replacement process for a vehicle usually done same day.

We feel self-worth in servicing an affordable cost and reliable services. Give us a call at (832)408-0006 for a FREE ESTIMATE and our Hummer expert will arrive to your place ASAP. Okey DoKey Locksmith is always here to meet your needs in a professional way.


  1. Hummer on Wikipedia
  2. wikipedia - Passive Entry Passive Start (PEPS)
  3. Hummer Forum - Discussion forums for Hummer lovers. Get together to discuss anything related to Hummer automobiles.
  4. edmunds - American online resource for automotive information.

Related articles/services

  1. Car key replacement
  2. Ignition repair
  3. Car lockout

Hummer Key Replacement Houston Texas Okey DoKey Locksmith

Hummer Key Replacement Houston Texas Okey DoKey Locksmith

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