Should you’re a Chevy Categorical proprietor, you could end up in a scenario the place that you must program a second key in your automobile. Thankfully, this course of is comparatively easy and will be accomplished in a matter of minutes. On this article, we’ll give you step-by-step directions on tips on how to program a 2nd key Chevy Categorical 2016 with no title.
Earlier than you start, you may want to assemble just a few objects. These embody a brand new key, a Phillips head screwdriver, and a flat head screwdriver. After you have your entire supplies, you’ll be able to proceed with the next steps:
1. Insert the brand new key into the ignition and switch it to the “ON” place.
2. Inside 10 seconds, press and maintain the “UNLOCK” button on the important thing fob for 10 seconds.
3. Inside 20 seconds, launch the “UNLOCK” button and press and maintain the “LOCK” button for 10 seconds.
4. Launch the “LOCK” button and switch the important thing to the “OFF” place.
5. Take away the important thing from the ignition and insert it once more.
6. Flip the important thing to the “ON” place and test to see if the important thing fob is working correctly.
7. If the important thing fob is working correctly, take away the important thing from the ignition and repeat steps 1-6 for any extra key fobs that that you must program.
Preparation: Gathering Mandatory Instruments and Supplies
When endeavor the duty of programming a second key for a 2016 Chevy Categorical, it’s essential to assemble the required instruments and supplies to make sure a profitable final result. The next objects are important for the method:
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Unique Manufacturing unit Key: The unique key supplied with the automobile is required to retrieve the required programming knowledge. Confirm that the secret’s in good working situation and readily accessible.
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New Unprogrammed Key: A clean, unprogrammed key’s required to obtain the programming data. Make sure that the brand new key’s appropriate with the automobile’s ignition system to stop any compatibility points.
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Tech 2 Diagnostic Instrument: The Tech 2 diagnostic software is a specialised system that communicates with the automobile’s digital management modules and permits for key programming. If you don’t possess a Tech 2 software, it’s advisable to find a professional mechanic who has the required tools.
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Pc with Web Entry: In some instances, you could have to entry on-line assets or replace the Tech 2 software program earlier than programming the important thing. Having a pc with web entry readily available will guarantee you could have the newest data and software program updates.
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Security Glasses and Gloves: At all times put on applicable security tools, together with security glasses and gloves, when working with electrical elements or diagnostic instruments to guard your self from any potential hazards.
Finding the Programming Port
Step 2: Figuring out the Programming Port
The programming port is often a small, rectangular opening hidden behind a canopy or trim piece. To find it:
- Open the driving force’s facet door and take away the decrease trim panel close to the door hinge.
- Behind the trim panel, you will see a 6-pin programming port connector (DLC3). It could be coated by a black or grey rubber plug.
- If in case you have a keyless entry system, the programming port could also be situated behind the glove field. Take away the glove field by urgent on the perimeters and pulling it in the direction of you.
Consult with the desk under for the precise location of the programming port based mostly in your automobile’s mannequin and trim stage:
| Mannequin | Trim Stage | Programming Port Location |
|---|---|---|
| Chevy Categorical | Base, LS, LT | Behind driver’s facet door hinge, below trim panel |
| Chevy Categorical | LTZ | Behind glove field |
Connecting the Programming Instrument
The programming software should be linked to the automobile’s OBD-II port. This port is often situated below the dashboard, close to the steering wheel. As soon as the programming software is linked, activate the ignition however don’t begin the engine.
The programming software will then immediate you to enter the automobile’s VIN (Car Identification Quantity). As soon as the VIN is entered, the programming software will entry the automobile’s digital management module (ECM) and start the programming course of.
Suggestions for Connecting the Programming Instrument
- Guarantee that the programming software is appropriate with the automobile’s make and mannequin.
- Use a high-quality OBD-II cable.
- Join the programming software to the OBD-II port securely.
- Activate the ignition however don’t begin the engine.
- Be affected person, because the programming course of can take a number of minutes.
Troubleshooting Connection Points
| Error Message | Answer |
|---|---|
| “No connection to ECM” | Verify the OBD-II cable and connection, and ensure that the programming software is appropriate with the automobile. |
| “VIN not acknowledged” | Enter the VIN fastidiously and ensure that it’s right. |
| “Programming failed” | Strive restarting the programming course of, and ensure that the ignition will not be turned off throughout the course of. |
Coming into Programming Mode
To enter programming mode for a 2016 Chevy Categorical, comply with these steps:
- Insert the unique grasp key into the ignition and switch it to the “ON” place.
- Rapidly flip the important thing to the “OFF” place and take away it.
- Inside 10 seconds, insert the brand new key you wish to program into the ignition.
- Flip the important thing to the “ON” place and maintain it there for a particular period of time, relying on the yr mannequin of your Categorical.
Programming Time by 12 months Mannequin
| 12 months Mannequin | Programming Time |
|---|---|
| 2016 | 10-15 seconds |
If executed appropriately, the automobile will enter programming mode and the safety indicator mild will begin flashing.
Deciding on the Car
Earlier than embarking on the important thing programming course of, it is essential to pick out the suitable automobile. Guarantee that you’ve got recognized the right yr, make, and mannequin of your Chevy Categorical. That is important to ensure compatibility with the programming process and the supply of needed assets. Moreover, confirm the variety of keys which might be already programmed in your automobile, as this may occasionally affect the steps concerned in programming the second key.
Here is a desk summarizing the compatibility of this key programming process with totally different Chevy Categorical fashions:
| 12 months | Make | Mannequin | Compatibility |
|---|---|---|---|
| 2016 | Chevrolet | Categorical | Suitable |
Programming the Key Fob
1. Collect Your Supplies:
You will have two key fobs in your Chevy Categorical 2016, in addition to a working key that’s already programmed to the automobile.
2. Enter the Car:
Sit within the driver’s seat and shut the door.
3. Flip the Ignition:
Insert the working key into the ignition and switch it to the “On” place, however don’t begin the engine.
4. Press the Unlock Button:
On the working key fob, press and maintain the unlock button for about 5 seconds. The door locks will cycle, indicating that the automobile is in programming mode.
5. Press the Lock and Unlock Buttons:
On the brand new key fob, press and maintain each the lock and unlock buttons concurrently for about 5 seconds. The door locks will cycle once more, indicating that the brand new fob has been programmed.
6. Repeat for Further Fobs:
If in case you have extra key fobs to program, repeat steps 4 and 5 for every fob. Make sure that you wait no less than 10 seconds between programming every fob to permit the automobile’s system to course of the brand new data.
| Step | Motion |
|---|---|
| 1 | Insert working key into ignition and switch to “On” place. |
| 2 | Press and maintain unlock button on working key fob for five seconds. |
| 3 | Press and maintain lock and unlock buttons on new key fob for five seconds. |
| 4 | Repeat steps 2 and three for extra fobs, ready 10 seconds between every. |
Verifying Profitable Programming
As soon as the programming course of is full, it is essential to confirm if the brand new key has been efficiently programmed. Listed here are the steps concerned:
- Insert the brand new key into the ignition and switch it to the “ON” place, however do not begin the engine. The safety mild ought to stay illuminated for about 10 seconds.
- Flip the ignition key to the “OFF” place and take away it from the ignition.
- Look ahead to 15 seconds, then reinsert the brand new key and switch it to the “ON” place. The safety mild ought to flip off.
- Begin the engine. The automobile ought to begin usually.
- Flip the engine off and take away the brand new key.
- Repeat steps 1-5 with the unique key to make sure each keys are programmed appropriately.
Further Verification Steps:
- Lock and unlock the automobile utilizing the brand new key. The important thing fob buttons ought to perform as anticipated.
- Use the brand new key to open the trunk or tailgate. The important thing ought to be capable of open the rear compartment.
- Drive the automobile for a brief distance. The automobile ought to carry out usually with the brand new key.
If any of those extra verification steps fail, it signifies that the important thing programming was not profitable and additional troubleshooting could also be needed.
Eradicating the Programming Instrument
1. As soon as the programming is full, flip the ignition change to the “OFF” place.
2. Find the programming software, which is often a small black or grey system with a button or change on it.
3. Unplug the programming software from the OBD-II port.
4. Retailer the programming software in a protected place for future use.
Further Notes:
| Warning: | Don’t take away the programming software whereas the ignition change is within the “ON” place, as this might injury the automobile’s electrical system. |
|---|---|
| Tip: | If in case you have a number of keys to program, it’s usually extra handy to make use of a programming software that may deal with a number of keys concurrently. |
Further Safety Concerns
When programming a 2nd key in your Chevy Categorical 2016, it is essential to contemplate extra safety measures to guard your automobile from unauthorized entry.
9. Immobilizer System
The 2016 Chevy Categorical makes use of a passcode-based immobilizer system that forestalls the engine from beginning with out the correct key. When the secret’s inserted into the ignition, the immobilizer chip transmits a novel code to the engine management module (ECM), which then verifies it towards a saved code. This technique offers a further layer of safety, making certain that solely approved keys can begin the automobile.
| Part | Operate |
|---|---|
| Key fob | Transmits distinctive passcode to ECM |
| Immobilizer chip | Embedded in key fob and transmits passcode |
| Engine management module (ECM) | Shops and verifies passcode |
| Ignition change | Reads passcode from key |
If the immobilizer system detects an unauthorized key, it should forestall the engine from beginning, even when the secret’s capable of unlock the automobile’s doorways.
Be aware: It is vital to maintain a spare key in your Chevy Categorical 2016 in a safe location. Within the occasion that you just lose your main key, the spare key will will let you begin and drive your automobile.
Put together the Car and Keys
Make sure the automobile is in park and the parking brake is engaged. Take away the primary key from the ignition and insert the second key.
Enter Programming Mode
Flip the ignition to the “ON” place with out beginning the engine and anticipate 10 minutes. Then, flip the ignition to the “OFF” place and take away the important thing.
Begin the Programming Course of
Insert the second key and switch the ignition to the “ON” place. Flip the ignition off and take away the important thing. Repeat this course of 4 instances.
Program First Key
Insert the unique key and switch the ignition to the “ON” place. Flip the ignition off and take away the important thing. Repeat this course of 4 instances.
Program Second Key
Insert the second key and switch the ignition to the “ON” place. Flip the ignition off and take away the important thing. Repeat this course of 4 instances.
Confirm Programming
Take away each keys from the ignition and anticipate 10 minutes. Then, insert the unique key and begin the engine. Flip the engine off and take away the important thing. Insert the second key and begin the engine. Flip the engine off and take away the important thing.
Troubleshooting Widespread Programming Points
1. Key Not Acknowledged
Guarantee the secret’s totally inserted into the ignition and the battery in the important thing fob will not be lifeless. Clear the ignition contacts if needed.
2. Programming Interrupted
Be sure that the programming steps are adopted precisely. If interrupted, begin the method over from the start.
3. Engine Will Not Begin
Confirm the VIN variety of the automobile matches the important thing being programmed. Guarantee the secret’s correctly minimize and programmed for the precise automobile. Think about changing the ignition change.
4. Safety Gentle Blinking
The automobile could should be relearned by the important thing. Comply with the reprogramming steps once more, ready for the safety mild to show off earlier than eradicating the important thing.
5. Keyless Entry Not Working
The keyless entry system could should be reprogrammed individually. Seek the advice of the automobile’s proprietor’s handbook for particular directions.
6. A number of Keys Programmed
Solely two keys will be programmed to a automobile at a time. To program extra keys, the earlier keys should be erased from the reminiscence and reprogrammed.
7. Manufacturing unit Reset
If all else fails, a manufacturing unit reset could also be needed. This can erase all programmed keys and require all keys to be reprogrammed.
8. Locksmith Help
If you’re unable to resolve the problem your self, contact a professional locksmith or automotive technician.
9. ECM Reprogramming
In uncommon instances, the Engine Management Module (ECM) could should be reprogrammed by a vendor or automotive technician.
10. Wiring Points
There could also be a fault within the wiring harness that connects the ignition and keyless entry methods. Examine the wiring for injury or free connections.
The best way to Program a 2nd Key for Chevy Categorical 2016
You’ll require: A newly minimize key in your Chevy Categorical and your unique key. The programming process is as follows:
1. Insert the unique key into the ignition and switch it to the “ON” place with out beginning the engine.
2. Instantly take away the unique key and insert the newly minimize key inside 10 seconds.
3. Flip the newly minimize key to the “ON” place and go away it there for 10 minutes.
4. Flip the newly minimize key to the “OFF” place and take away it from the ignition.
Your second key’s now programmed in your Chevy Categorical.
