For those who’re a Chevy Categorical proprietor, you might end up in a scenario the place you want to program a second key to your car. Happily, this course of is comparatively easy and might be accomplished in a matter of minutes. On this article, we’ll give you step-by-step directions on find out how to program a 2nd key Chevy Categorical 2016 and not using a title.
Earlier than you start, you may want to assemble a couple of gadgets. These embody a brand new key, a Phillips head screwdriver, and a flat head screwdriver. After you have your whole supplies, you may 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 you want to program.
Preparation: Gathering Obligatory Instruments and Supplies
When endeavor the duty of programming a second key for a 2016 Chevy Categorical, it’s essential to assemble the mandatory instruments and supplies to make sure a profitable consequence. The next gadgets are important for the method:
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Authentic Manufacturing facility Key: The unique key supplied with the car is required to retrieve the mandatory programming knowledge. Confirm that the bottom line is in good working situation and readily accessible.
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New Unprogrammed Key: A clean, unprogrammed secret’s required to obtain the programming data. Make sure that the brand new secret’s suitable with the car’s ignition system to stop any compatibility points.
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Tech 2 Diagnostic Instrument: The Tech 2 diagnostic device is a specialised gadget that communicates with the car’s digital management modules and permits for key programming. If you don’t possess a Tech 2 device, it’s advisable to find a professional mechanic who has the mandatory tools.
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Pc with Web Entry: In some circumstances, you might must entry on-line assets or replace the Tech 2 software program earlier than programming the important thing. Having a pc with web entry available will guarantee you may have the most recent 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 parts 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 usually a small, rectangular opening hidden behind a canopy or trim piece. To find it:
- Open the motive 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 might be lined by a black or grey rubber plug.
- If in case you have a keyless entry system, the programming port could also be positioned behind the glove field. Take away the glove field by urgent on the edges and pulling it in the direction of you.
Consult with the desk under for the precise location of the programming port primarily based in your car’s mannequin and trim degree:
| Mannequin | Trim Stage | Programming Port Location |
|---|---|---|
| Chevy Categorical | Base, LS, LT | Behind driver’s facet door hinge, underneath trim panel |
| Chevy Categorical | LTZ | Behind glove field |
Connecting the Programming Instrument
The programming device should be linked to the car’s OBD-II port. This port is usually positioned underneath the dashboard, close to the steering wheel. As soon as the programming device is linked, activate the ignition however don’t begin the engine.
The programming device will then immediate you to enter the car’s VIN (Automobile Identification Quantity). As soon as the VIN is entered, the programming device will entry the car’s digital management module (ECM) and start the programming course of.
Ideas for Connecting the Programming Instrument
- Guarantee that the programming device is suitable with the car’s make and mannequin.
- Use a high-quality OBD-II cable.
- Join the programming device 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 | Resolution |
|---|---|
| “No connection to ECM” | Test the OBD-II cable and connection, and ensure that the programming device is suitable with the car. |
| “VIN not acknowledged” | Enter the VIN fastidiously and ensure that it’s right. |
| “Programming failed” | Attempt restarting the programming course of, and ensure that the ignition is just not 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 selected period of time, relying on the 12 months mannequin of your Categorical.
Programming Time by 12 months Mannequin
| 12 months Mannequin | Programming Time |
|---|---|
| 2016 | 10-15 seconds |
If finished accurately, the car will enter programming mode and the safety indicator mild will begin flashing.
Choosing the Automobile
Earlier than embarking on the important thing programming course of, it is essential to pick out the suitable car. Guarantee that you’ve recognized the proper 12 months, make, and mannequin of your Chevy Categorical. That is important to ensure compatibility with the programming process and the supply of vital assets. Moreover, confirm the variety of keys which are already programmed to your car, as this may increasingly affect the steps concerned in programming the second key.
This 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 | Appropriate |
Programming the Key Fob
1. Collect Your Supplies:
You have to two key fobs to your Chevy Categorical 2016, in addition to a working key that’s already programmed to the car.
2. Enter the Automobile:
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 car 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 a minimum of 10 seconds between programming every fob to permit the car’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 below 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.
- Await 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 car 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 accurately.
Further Verification Steps:
- Lock and unlock the car 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 have the ability to open the rear compartment.
- Drive the car for a brief distance. The car 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 vital.
Eradicating the Programming Instrument
1. As soon as the programming is full, flip the ignition swap to the “OFF” place.
2. Find the programming device, which is normally a small black or grey gadget with a button or swap on it.
3. Unplug the programming device from the OBD-II port.
4. Retailer the programming device in a secure place for future use.
Further Notes:
| Warning: | Don’t take away the programming device whereas the ignition swap is within the “ON” place, as this might harm the car’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 device that may deal with a number of keys concurrently. |
Further Safety Concerns
When programming a 2nd key to your Chevy Categorical 2016, it is essential to think about extra safety measures to guard your car 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 right key. When the bottom line is 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 gives an extra layer of safety, making certain that solely approved keys can begin the car.
| Element | 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 swap | Reads passcode from key |
If the immobilizer system detects an unauthorized key, it’s going to stop the engine from beginning, even when the bottom line is in a position to unlock the car’s doorways.
Word: It is necessary to maintain a spare key to your Chevy Categorical 2016 in a safe location. Within the occasion that you just lose your major key, the spare key will permit you to begin and drive your car.
Put together the Automobile and Keys
Make sure the car 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 await 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 await 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 bottom line is absolutely inserted into the ignition and the battery in the important thing fob is just not useless. Clear the ignition contacts if vital.
2. Programming Interrupted
Ensure 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 car matches the important thing being programmed. Guarantee the bottom line is correctly minimize and programmed for the precise car. Think about changing the ignition swap.
4. Safety Mild Blinking
The car could must 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 must be reprogrammed individually. Seek the advice of the car’s proprietor’s handbook for particular directions.
6. A number of Keys Programmed
Solely two keys might be programmed to a car at a time. To program extra keys, the earlier keys should be erased from the reminiscence and reprogrammed.
7. Manufacturing facility Reset
If all else fails, a manufacturing unit reset could also be vital. This may 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 circumstances, the Engine Management Module (ECM) could must 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 techniques. Examine the wiring for harm or free connections.
Methods to Program a 2nd Key for Chevy Categorical 2016
You’ll require: A newly minimize key to 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 depart it there for 10 minutes.
4. Flip the newly minimize key to the “OFF” place and take away it from the ignition.
Your second secret’s now programmed to your Chevy Categorical.
