If you happen to’re a Chevy Categorical proprietor, you could end up in a scenario the place you want to program a second key on your car. Happily, 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 how one can program a 2nd key Chevy Categorical 2016 and not using a title.
Earlier than you start, you may want to collect just a few gadgets. These embrace 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 examine 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 further key fobs that you want to program.
Preparation: Gathering Needed Instruments and Supplies
When enterprise the duty of programming a second key for a 2016 Chevy Categorical, it’s essential to collect the required instruments and supplies to make sure a profitable final result. The next gadgets are important for the method:
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Unique Manufacturing unit Key: The unique key supplied with the car is required to retrieve the required 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 is required to obtain the programming data. Make sure that the brand new secret is appropriate with the car’s ignition system to stop any compatibility points.
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Tech 2 Diagnostic Device: The Tech 2 diagnostic device is a specialised system 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 required tools.
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Pc with Web Entry: In some circumstances, you could must entry on-line sources or replace the Tech 2 software program earlier than programming the important thing. Having a pc with web entry readily available will guarantee you’ve the most recent data and software program updates.
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Security Glasses and Gloves: All the time put on acceptable 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 aspect door and take away the decrease trim panel close to the door hinge.
- Behind the trim panel, you’ll discover a 6-pin programming port connector (DLC3). It might be coated 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 direction of you.
Confer with the desk beneath for the particular location of the programming port based mostly in your car’s mannequin and trim degree:
| Mannequin | Trim Degree | Programming Port Location |
|---|---|---|
| Chevy Categorical | Base, LS, LT | Behind driver’s aspect door hinge, below trim panel |
| Chevy Categorical | LTZ | Behind glove field |
Connecting the Programming Device
The programming device have to be related to the car’s OBD-II port. This port is usually positioned below the dashboard, close to the steering wheel. As soon as the programming device is related, 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 Device
- Make it possible for the programming device is appropriate 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 | Answer |
|---|---|
| “No connection to ECM” | Verify the OBD-II cable and connection, and guarantee that the programming device is appropriate with the car. |
| “VIN not acknowledged” | Enter the VIN rigorously and guarantee that it’s appropriate. |
| “Programming failed” | Strive restarting the programming course of, and guarantee that the ignition shouldn’t 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.
- Shortly 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 yr 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 gentle 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 got recognized the proper yr, make, and mannequin of your Chevy Categorical. That is important to ensure compatibility with the programming process and the provision of vital sources. Moreover, confirm the variety of keys which can be already programmed on your car, as this may increasingly 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 | Appropriate |
Programming the Key Fob
1. Collect Your Supplies:
You have to two key fobs on 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 roughly 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 roughly 5 seconds. The door locks will cycle once more, indicating that the brand new fob has been programmed.
6. Repeat for Extra Fobs:
If in case you have further 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 gentle ought to stay illuminated for roughly 10 seconds.
- Flip the ignition key to the “OFF” place and take away it from the ignition.
- Anticipate 15 seconds, then reinsert the brand new key and switch it to the “ON” place. The safety gentle 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.
Extra 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 be capable 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 further verification steps fail, it signifies that the important thing programming was not profitable and additional troubleshooting could also be vital.
Eradicating the Programming Device
1. As soon as the programming is full, flip the ignition change to the “OFF” place.
2. Find the programming device, which is often a small black or grey system with a button or change on it.
3. Unplug the programming device from the OBD-II port.
4. Retailer the programming device in a secure place for future use.
Extra Notes:
| Warning: | Don’t take away the programming device whereas the ignition change is within the “ON” place, as this might injury 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. |
Extra Safety Issues
When programming a 2nd key on your Chevy Categorical 2016, it is essential to contemplate further 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 in opposition to a saved code. This method gives an extra layer of safety, making certain that solely licensed keys can begin the car.
| 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 would forestall the engine from beginning, even when the bottom line is capable of unlock the car’s doorways.
Be aware: It is essential to maintain a spare key on your Chevy Categorical 2016 in a safe location. Within the occasion that you just lose your major key, the spare key will let you 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 look forward to 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 occasions.
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 occasions.
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 occasions.
Confirm Programming
Take away each keys from the ignition and look forward to 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 shouldn’t be lifeless. Clear the ignition contacts if vital.
2. Programming Interrupted
Be sure 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 lower and programmed for the particular car. Contemplate changing the ignition change.
4. Safety Gentle Blinking
The car could should be relearned by the important thing. Comply with the reprogramming steps once more, ready for the safety gentle 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 car’s proprietor’s handbook for particular directions.
6. A number of Keys Programmed
Solely two keys will be programmed to a car at a time. To program further keys, the earlier keys have to be erased from the reminiscence and reprogrammed.
7. Manufacturing unit Reset
If all else fails, a manufacturing facility reset could also be vital. This can erase all programmed keys and require all keys to be reprogrammed.
8. Locksmith Help
If you’re unable to resolve the difficulty your self, contact a professional locksmith or automotive technician.
9. ECM Reprogramming
In uncommon circumstances, 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 programs. Examine the wiring for injury or unfastened connections.
The right way to Program a 2nd Key for Chevy Categorical 2016
You’ll require: A newly lower key on 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 lower key inside 10 seconds.
3. Flip the newly lower key to the “ON” place and go away it there for 10 minutes.
4. Flip the newly lower key to the “OFF” place and take away it from the ignition.
Your second secret is now programmed on your Chevy Categorical.
