How to configure the Concox GT03 device via SMS

This guide shows how to connect the Concox GT03 tracker to the platform using SMS commands. Send each command from the SIM card installed in the device, in the order indicated below.

SMS Commands

1. Factory Reset

To perform a factory reset of the device, a specific command must be sent. This procedure will restore all settings to factory defaults.

AT+GTRTO=gv55,4,,,,,,FFFF$

2. Time Zone Configuration

Adjust the device's time zone using the appropriate command. This is essential to ensure that location data is accurate in relation to local time.

AT+GTTMA=gv55,+,0,0,0,,,,,,FFFF$

3. Carrier APN Configuration

It is essential to configure the APN correctly, as this varies depending on the chip provider and carrier. Ensure that you enter the correct APN, username, and password.

AT+GTBSI=gv55,agilis.algar.br,agilis,agilis,,,,,FFFF$

AT+GTBSI=gv55,allcom.br,allcom,allcom,,,,,FFFF$

AT+GTBSI=gv55,datacard.nextel3g.net.br,,,,,,,FFFF$

AT+GTBSI=gv55,jbgprs.algar.br,algar,algar,,,,,FFFF$

AT+GTBSI=gv55,linksolutions.br,link,link,,,,,FFFF$

AT+GTBSI=gv55,m2data.arqia.br,arqia,arqia,,,,,FFFF$

AT+GTBSI=gv55,m2data.vivo.com.br,arqia,arqia,,,,,FFFF$

AT+GTBSI=gv55,m2data.vivo.com.br,vivo,vivo,,,,,FFFF$

AT+GTBSI=gv55,meta.br,algar,algar,,,,,FFFF$

AT+GTBSI=gv55,smart.m2m.vivo.com.br,vivo,vivo,,,,,FFFF$

AT+GTBSI=gv55,ss.algar.br,algar,algar,,,,,FFFF$

AT+GTBSI=gv55,ss.br,arqia,arqia,,,,,FFFF$

AT+GTBSI=gv55,tim.br,tim,tim,,,,,FFFF$

AT+GTBSI=gv55,transmeet.br,transmeet,transmeet,,,,,FFFF$

AT+GTBSI=gv55,voxter.algar.br,algar,algar,,,,,FFFF$

AT+GTBSI=gv55,voxter.algar.br,nlt,nlt,,,,,FFFF$

Make sure that the APN information is correct for the device to function.

4. DNS and Port Configuration

Configuring the DNS server and port is crucial for the proper functioning of the tracker. It is important that the data is correct to ensure communication with the server.

AT+GTSRI=gv55,4,,2,central.trackar.com.br,5023,,,,0,0,0,1,,,FFFF$

Repeat the command for each server if necessary.

5. Sending Interval

Set the communication interval of the device, which can be adjusted in seconds. The angle can also be configured as needed.

AT+GTFRI=gv55,1,0,,0,0000,0000,,60,200,1000,,20,3300,,,,,FFFF$

6. External Battery Configuration

Adjust the settings of the device's external battery to ensure proper operation and battery longevity.

AT+GTEPS=gv55,2,1000,28000,2,3,0,0,0,0,1,30,30,,FFFF$

7. Global Settings

Perform the global configuration of the device, which includes various settings that affect the overall operation of the tracker.

AT+GTCFG=gv55,gv55,,1,0,,,3F,2,,1F2F,1,1,1,120,2,1,1,1,1F,0,FFFF$

8. Enable Tow Alarm

Activate the tow alarm to increase vehicle security. This setting helps detect any unauthorized towing attempts.

AT+GTTOW=gv55,1,5,1,60,0,0,0,0,2,3,2,,,,,,,,,FFFF$

9. Request Position

Send a command to request the current position of the device. This is useful for monitoring real-time location.

AT+GTRTO=gv55,1,,0,,,,FFFF$

This command can be used to obtain the precise location of the device.

Special commands

10. Special Commands

Special commands allow for additional functions and maintenance on the tracker. Use them as needed.

AT+GTRTO=gv55,3,,,,,,FFFF$

AT+GTHMC=gv55,1,00000:00:00,,,,,,,,,FFFF$

AT+GTRTO=gv55,D,,,,,,FFFF$

AT+GTRTO=gv55,0,,0,,,,FFFF$

AT+GTRTO=gv55,7,,0,,,,FFFF$

AT+GTJDC=gv55,2,25,,5,10,10,,0,0,0,0,,FFFF$

AT+GTJDC=gv55,0,25,,5,10,10,,0,0,0,0,,FFFF$

AT+GTOUT=gv55,1,0,0,0,0,0,,,,0,,,,,,,FFFF$

AT+GTOUT=gv55,0,0,0,0,0,0,,,,0,,,,,,,FFFF$