Chevrolet Trax models in this range use immobilizer-equipped keys or smart key fobs that must be electronically programmed to the vehicle in addition to cutting any mechanical emergency blade. Onboard procedures are available on many model years, but typically require an existing working key/fob or multiple 10‑minute security cycles, and often need a diagnostic tool or locksmith/dealer equipment to complete programming and pairing to the vehicle’s immobilizer system.
Key types used on the Trax:
remote key with integrated key blade (remote-head style, non‑smart) (2014-2016 (documented by aftermarket key/fob suppliers for early Trax, typically lock/unlock/panic) [limited direct year-split data in sources, but 2014 listings exist])
flip/flip‑style remote key with removable emergency blade (non‑smart) (2017-2018 (YouTube battery‑replacement videos show a flip‑style fob with pull‑out emergency key used on 2017-2018 Trax))
smart key / proximity fob with removable emergency key (push‑button start on equipped trims) (2019-2026 (smart key fob listed explicitly for 2019 Trax and used through later years, with battery‑replacement video covering 2017-2026 style fob and emergency key))
Common fob FCC IDs: HYQ4AA, HYQ4ES — check the back of your fob; we confirm the exact variant on site.
2014–2016 Chevrolet Trax
Route verified — exact steps vary by trim/equipment
Route verified as onboard programming (no dealer needed). The sequences below are general route guidance — use them only if your vehicle shows the same prompts and controls. If the prompts don’t match, stop and call us.
Show the programming methods (13 steps)
Programming with Recognized Transmitter
Insert the key
1 Insert original key into ignition, turn to ON/RUN position.
Remove the key
2 Turn key to LOCK/OFF, remove original key.
Insert the key
3 Insert new key, turn to ON/RUN within five seconds.
Programming step
4 Security light indicates successful programming when it turns off.
Programming step
5 Repeat the process for additional keys as needed.
Programming without Recognized Transmitter
Insert the key
1 Insert new vehicle key into ignition.
Turn ignition to ON
2 Turn to ON/RUN; security light will illuminate.
Wait / timing window
3 Wait for 10 minutes until security light turns off.
Turn ignition to ON
4 Turn ignition to LOCK/OFF, repeat process two more times.
Cycle the ignition ON/OFF
5 After third cycle, turn to ON/RUN; key is learned, previous keys disabled.
Key Fob and Battery Options
Programming step
1 Importance of having a functional key fob for vehicle access.
Programming step
2 Regular battery checks recommended for optimal performance.
Programming step
3 Replacement options can vary based on key fob model.
Route verified — exact steps vary by trim/equipment
Route verified as onboard programming (no dealer needed). The sequences below are general route guidance — use them only if your vehicle shows the same prompts and controls. If the prompts don’t match, stop and call us.
Show the programming methods (20 steps)
**Programming with Two Recognized Keys**
Insert the key
1 Insert original key into ignition; turn to ON/RUN.
Programming step
2 Turn key to LOCK/OFF and remove it.
Insert the key
3 Within 5 seconds, insert second original key; turn to ON/RUN.
Programming step
4 Turn key to LOCK/OFF and remove it.
Insert the key
5 Insert new key; turn to ON/RUN. Security light indicates successful programming.
**Programming without Two Recognized Keys**
Programming step
1 New key inserted into ignition; turned to ON/RUN.
Wait / timing window
2 Security light activates; wait for 10 minutes until it turns off.
Turn ignition to ON
3 Turn ignition to LOCK/OFF.
Programming step
4 Repeat previous steps two more times.
Cycle the ignition ON/OFF
5 After third cycle, turn to ON/RUN; key is learned, previous keys become inactive.
**Key Learning Process**
Turn ignition to ON
1 To learn second key, turn ignition to OFF.
Insert the key
2 Insert second key and rotate to ON/RUN.
Programming step
3 After two keys are learned, remaining keys follow two-key programming method.
Programming step
4 Each key must be present during programming.
Programming step
5 Process takes approximately 30 minutes for the first key without recognized keys.
**Important Notes**
Programming step
1 Canadian regulations mandate dealer visit for programming without two keys.
Programming step
2 Original keys must be recognized for initial programming.
Programming step
3 Security light serves as an indicator for successful programming.
Programming step
4 All previously known keys will be deactivated after programming new key.
Programming step
5 Ensure vehicle is off before starting programming process.
Route verified — exact steps vary by trim/equipment
Route verified as onboard programming (no dealer needed). The sequences below are general route guidance — use them only if your vehicle shows the same prompts and controls. If the prompts don’t match, stop and call us.
Show the programming methods (20 steps)
Programming with Two Recognized Keys
Turn ignition to ON
1 Original key inserted into ignition; turn to ON/RUN position.
Programming step
2 Turn key to LOCK/OFF and remove it.
Insert the key
3 Insert second original key; turn to ON/RUN within five seconds.
Programming step
4 Turn key to LOCK/OFF and remove it.
Insert the key
5 Insert new key; turn to ON/RUN to complete programming, indicated by security light turning off.
Programming without Two Recognized Keys
Insert the key
1 Insert new key into ignition and turn to ON/RUN; security light activates.
Wait / timing window
2 Wait 10 minutes for security light to turn off.
Turn ignition to ON
3 Turn ignition to LOCK/OFF; repeat previous steps two more times.
Turn ignition to ON
4 After third time, turn to ON/RUN to learn key; previously known keys will no longer work.
Insert the key
5 To learn a second key, turn to OFF, insert second key, and rotate to ON/RUN.
Programming with Two Recognized Transmitters (Keyless Access)
Programming step
1 Place two recognized transmitters in front cupholder.
Insert the key
2 Insert vehicle key into driver door lock; turn to unlock five times within 10 seconds.
Programming step
3 DIC displays READY FOR REMOTE #3, 4, or 5.
Press / hold a fob button
4 Place new transmitter in front cupholder; press ENGINE START/STOP.
Press / hold a fob button
5 Remove transmitter and press Unlock; repeat for additional transmitters.
Programming without Recognized Transmitters (Keyless Access)
Insert the key
1 Insert vehicle key into driver door lock; turn to unlock five times within 10 seconds.
Wait / timing window
2 Wait for DIC to display REMOTE LEARN PENDING, PLEASE WAIT.
Press / hold a fob button
3 After 10 minutes, press ENGINE START/STOP when prompted by DIC.
Programming step
4 Repeat process two additional times; previously known transmitters will no longer work.
Press / hold a fob button
5 Place new transmitter in cupholder and press ENGINE START/STOP to learn.
Route verified — exact steps vary by trim/equipment
Route verified as onboard programming (no dealer needed). The sequences below are general route guidance — use them only if your vehicle shows the same prompts and controls. If the prompts don’t match, stop and call us.
Show the programming methods (20 steps)
Programming with Two Recognized Keys
Insert the key
1 Insert original key into ignition, turn to ON/RUN.
Turn ignition to ON
2 Turn key to LOCK/OFF, remove from ignition.
Insert the key
3 Insert second original key, turn to ON/RUN within five seconds.
Turn ignition to ON
4 Turn key to LOCK/OFF, remove from ignition.
Insert the key
5 Insert new key, turn to ON/RUN; security light indicates successful programming.
Programming without Two Recognized Keys
Insert the key
1 Insert new vehicle key into ignition, turn to ON/RUN.
Wait / timing window
2 Wait for security light to illuminate.
Wait / timing window
3 Wait 10 minutes until security light turns off.
Turn ignition to ON
4 Turn ignition to LOCK/OFF, repeat process two more times.
Cycle the ignition ON/OFF
5 After three cycles, turn to ON/RUN; all previously known keys will no longer work.
Programming with Two Recognized Transmitters (Keyless Access)
Programming step
1 Place two recognized transmitters in front cupholder.
Insert the key
2 Insert new transmitter key into driver door lock, turn to unlock five times.
Programming step
3 DIC displays READY FOR REMOTE #3, 4, or 5.
Programming step
4 Place new transmitter in front cupholder.
Press / hold a fob button
5 Press ENGINE START/STOP; repeat process for additional transmitters.
Programming without Recognized Transmitters (Keyless Access)
Insert the key
1 Insert transmitter key into driver door lock, turn to unlock five times.
Wait / timing window
2 Wait for DIC to display REMOTE LEARN PENDING, PLEASE WAIT.
Press / hold a fob button
3 After 10 minutes, press ENGINE START/STOP when prompted.
Programming step
4 Repeat process two additional times to erase previously known transmitters.
Press / hold a fob button
5 Place new transmitter in front cupholder and press ENGINE START/STOP to learn.
Route verified — exact steps vary by trim/equipment
Route verified as onboard programming (no dealer needed). The sequences below are general route guidance — use them only if your vehicle shows the same prompts and controls. If the prompts don’t match, stop and call us.
Show the programming methods (20 steps)
Programming with Two Recognized Keys
Insert the key
1 Insert original key into ignition and turn to ON/RUN position.
Programming step
2 Turn key to LOCK/OFF and remove it.
Insert the key
3 Within five seconds, insert second original key and turn to ON/RUN.
Turn ignition to ON
4 Turn second key to LOCK/OFF and remove it.
Insert the key
5 Insert new key and turn to ON/RUN; security light indicates successful programming.
Programming without Two Recognized Keys
Insert the key
1 Insert new key into ignition and turn to ON/RUN; security light activates.
Wait / timing window
2 Wait 10 minutes for security light to turn off.
Turn ignition to ON
3 Turn ignition to LOCK/OFF and repeat the process two more times.
Cycle the ignition ON/OFF
4 After third cycle, turn to ON/RUN to finalize programming.
Programming step
5 Additional keys can be programmed using the method for recognized keys.
Programming with Two Recognized Transmitters (Keyless Access)
Programming step
1 Place two recognized transmitters in the front cupholder.
Press LOCK + UNLOCK
2 Use new transmitter key in driver door lock cylinder, turning to unlock five times in 10 seconds.
Programming step
3 DIC displays READY FOR REMOTE #3, 4, or 5.
Press / hold a fob button
4 Insert new transmitter into cupholder and press ENGINE START/STOP.
Programming step
5 Repeat process for additional transmitters and exit programming mode after completion.
Programming without Recognized Transmitters (Keyless Access)
Press LOCK + UNLOCK
1 Use transmitter key in driver door lock cylinder, turning to unlock five times in 10 seconds.
Wait / timing window
2 Wait for DIC to display REMOTE LEARN PENDING, PLEASE WAIT.
Press / hold a fob button
3 After 10 minutes, press ENGINE START/STOP to continue programming.
Programming step
4 Repeat process two more times to reset previously known transmitters.
Press / hold a fob button
5 Place new transmitter in cupholder, press ENGINE START/STOP, and repeat for additional transmitters.
Route verified — exact steps vary by trim/equipment
Route verified as onboard programming (no dealer needed). The sequences below are general route guidance — use them only if your vehicle shows the same prompts and controls. If the prompts don’t match, stop and call us.
Show the programming methods (20 steps)
Programming with Two Recognized Keys
Insert the key
1 Insert original key, turn to ON/RUN position.
Programming step
2 Turn key to LOCK/OFF and remove it.
Insert the key
3 Within 5 seconds, insert second key and turn to ON/RUN.
Remove the key
4 Repeat LOCK/OFF and remove second key.
Insert the key
5 Insert new key, turn to ON/RUN; security light will turn off once programmed.
Programming without Two Recognized Keys
Insert the key
1 Insert new key into ignition, turn to ON/RUN; security light will illuminate.
Wait / timing window
2 Wait 10 minutes for security light to turn off.
Turn ignition to ON
3 Turn ignition to LOCK/OFF.
Programming step
4 Repeat the above step two more times.
Turn ignition to ON
5 After third attempt, turn to ON/RUN to learn the key; all previously known keys will be erased.
Programming with Two Recognized Transmitters (Keyless Access)
Programming step
1 Place two recognized transmitters in front cupholder.
Insert the key
2 Insert new transmitter key into driver door key lock, unlock five times within 10 seconds.
Programming step
3 DIC will display READY FOR REMOTE #3, 4, or 5.
Press / hold a fob button
4 Place new transmitter in cupholder, press ENGINE START/STOP.
Press / hold a fob button
5 Remove transmitter, press Unlock; repeat steps for additional transmitters.
Programming without Recognized Transmitters (Keyless Access)
Insert the key
1 Insert key of transmitter into driver door lock, unlock five times within 10 seconds.
Wait / timing window
2 Wait for DIC to display REMOTE LEARN PENDING, PLEASE WAIT.
Press / hold a fob button
3 After 10 minutes, press ENGINE START/STOP; repeat this step two more times.
Programming step
4 DIC will show READY FOR REMOTE #1 after the third attempt.
Press / hold a fob button
5 Place new transmitter in cupholder and press ENGINE START/STOP to learn it.
Route verified — exact steps vary by trim/equipment
Route verified as onboard programming (no dealer needed). The sequences below are general route guidance — use them only if your vehicle shows the same prompts and controls. If the prompts don’t match, stop and call us.
Show the programming methods (15 steps)
Programming with Recognized Transmitters
Programming step
1 Place two recognized transmitters in center console transmitter pocket.
Insert the key
2 Insert new transmitter key into driver door lock, unlock five times in 10 seconds.
Programming step
3 DIC displays "READY FOR REMOTE #3, 4 or 5" after unlock sequence.
Programming step
4 Remove recognized transmitters, place new transmitter in pocket.
Press / hold a fob button
5 Press ENGINE START/STOP to learn new transmitter; DIC indicates readiness for next.
Programming without Recognized Transmitters
Programming step
1 Unlock driver door five times with new transmitter key; DIC shows "REMOTE LEARN PENDING."
Hold fob to START button
2 Wait 10 minutes; DIC changes to "PRESS ENGINE START BUTTON TO LEARN."
Programming step
3 Repeat the previous step two more times; all previous transmitters will be disabled.
Programming step
4 DIC will then display "READY FOR REMOTE #1."
Press / hold a fob button
5 Place new transmitter in pocket and press ENGINE START/STOP to learn.
Additional Transmitter Programming
Press / hold a fob button
1 After learning the first new transmitter, remove it and press Unlock.
Programming step
2 Repeat previous steps to program additional transmitters.
Programming step
3 Each additional transmitter must be placed in the pocket before pressing ENGINE START/STOP.
Programming step
4 DIC will indicate readiness after each successful programming.
Wait / timing window
5 Finalize by holding ENGINE START/STOP for 12 seconds to exit programming mode.
Route verified — exact steps vary by trim/equipment
Route verified as onboard programming (no dealer needed). The sequences below are general route guidance — use them only if your vehicle shows the same prompts and controls. If the prompts don’t match, stop and call us.
Show the programming methods (20 steps)
Programming with two recognized keys (on-vehicle key programming)
Programming step
1 Required items: two original already programmed keys and the new key to be programmed
Insert the key
2 Sequence: insert first original key, turn to ON/RUN, then to LOCK/OFF and remove
Wait / timing window
3 Repeat with second original key within five seconds of previous removal
Insert the key
4 Insert new key within five seconds, turn to ON/RUN; security light turns off when programmed
Programming step
5 Repeat steps to program additional keys beyond the new key
Programming without two recognized keys (first-key learn procedure)
Programming step
1 Purpose: program first key when no recognized key available; Canadian owners must see dealer
Programming step
2 Time estimate: approximately 30 minutes to complete for the first key
Insert the key
3 Procedure loop: insert new key, turn to ON/RUN, wait 10 minutes for security light to turn off, turn to LOCK/OFF
Wait / timing window
4 Repeat ON/RUN/wait/LOCK sequence two more times; after third ON/RUN the key is learned and previous keys stop working
Insert the key
5 After first key learned, learn second key by OFF, insert second key, rotate to ON/RUN; thereafter use two-recognized-keys procedure for remaining keys
Programming with two recognized transmitters (keyless access transmitters)
Programming step
1 Requirement: vehicle off and all transmitters (recognized and new) present
Programming step
2 Place two recognized transmitters in front cupholder of center console
Turn ignition to ON
3 Use vehicle key in driver door lock cylinder: turn to unlock position five times within 10 seconds to display DIC message ready for next remote
Press / hold a fob button
4 Place new transmitter in cupholder and press ENGINE START/STOP; DIC indicates successful learn and readiness for next transmitter
Press / hold a fob button
5 After programming each transmitter, remove and press Unlock; press and hold ENGINE START/STOP for 12 seconds to exit programming mode when finished
Programming without recognized transmitters (keyless access first-learn procedure)
Programming step
1 Feature unavailable in Canada; vehicle off and all transmitters to be programmed must be with user
Turn ignition to ON
2 Use vehicle key in driver door lock cylinder: turn to unlock position five times within 10 seconds; DIC displays REMOTE LEARN PENDING, PLEASE WAIT
Hold fob to START button
3 Wait 10 minutes until DIC displays PRESS ENGINE START BUTTON TO LEARN; press ENGINE START/STOP and repeat this step two additional times
Programming step
4 After third repetition, previously known transmitters no longer work; DIC shows READY FOR REMOTE #1
Press / hold a fob button
5 Place new transmitter in front cupholder and press ENGINE START/STOP to learn each transmitter; remove and press Unlock between repeats; press and hold ENGINE START/STOP for 10 seconds to exit programming mode when finished
Year coverage comes from our consolidated vehicle programming dataset. Route-level programming status is reviewed against internal route sheets and available manufacturer, security-access, and professional tool references. Exact button sequences are marked source-verified only when we have year/equipment-specific support; where a year is labeled “route verified, steps vary,” we confirm the exact fob, trim, and prompts before programming. Reviewed for route and safety by Mohammad H. Abdelhadi, ALOA-Certified Master Locksmith.
Year
Route status
Exact steps
2014–2016
Route verified
General guidance
2017–2018
Route verified
General guidance
2019
Route verified
General guidance
2020
Route verified
General guidance
2021
Route verified
General guidance
2022
Route verified
General guidance
2024
Route verified
General guidance
2025–2026
Route verified
General guidance
Common questions
Does my Chevrolet Trax use a traditional key or a smart key fob?
Earlier Trax models use remote-head or flip keys, while many 2019‑up trims use a smart proximity fob with a removable emergency key, especially on push‑button start vehicles.
Can I program a replacement Trax key fob myself?
Some Trax years support onboard programming, but many customers still need a locksmith or dealer with proper equipment to add or pair keys to the immobilizer system.
Will any GM fob work on my Trax if it looks the same?
No. The fob must match a compatible FCC ID and part number for the Trax (such as HYQ4AA or HYQ4ES) to be reliably programmable and fully functional.
Can you program a Trax key fob without going to the dealership?
For most years, yes - the route is onboard relearn or an OBD tool, both of which a mobile locksmith handles at your location.
Does this program the remote only, or the transponder key too?
It depends on your key type. Tell us your FCC ID and we will confirm.
What if my year says professional programming required?
Those years need a programmer or security access; we bring the tool to you and program it on site.
How much does it cost?
It depends on year, key type, and whether you have a working key. Call (833) 439-8636 for a firm price before we dispatch.
Need your Trax fob programmed? We come to you, 24/7.
