oac file by either draging the file to OpenIV or go to new and click on Import openFormats to select the. There will be a warning upon editing mode so be careful.ĩ - Import the. rar file to the same folder that was exported in.Ĩ – Afterwards, go to edit mode in OpenIV. One of them is the vehicles.awc file.Ħ - Right click on vehicles.awc and export to openFormats (.oac) to any folder you like (e.g downloads folder).ħ - Extract the vehicles folder from the. However be sure to locate the folder where the game have been installed.Ģ – Find audio file you want to edit by going into 圆4 folderģ - Then click on audio folder where you should see one folder and two files.Ĥ - Click on the sfx folder and then select and click on the file: RESIDENT.rpfĥ - Upon opening the RESIDENT.rpf file, you should see 16 items shown. Also be sure to backup your data before installing this siren mod.ġ – Run OpenIV, Select GTA V for Windows. It does fit emergency vehicles such as Fire Trucks and Fire Vans quite well in my personal opinion though I had to lower the pitch in this siren sound mod.īe sure to download the latest version of OpenIV and run it as administrator. The Code 3 V-Con is an interesting siren and it sounds nearly similar to some of the new Federal Signal PA-300 models. This is a Code 3 V-Con siren sound mod to replace the fire truck sirens in the game.

Other than that, please enjoy this siren sound mod! If not then please let me know so I can farther troubleshoot this. Hopefully this will resolve the issues regarding muted sirens in game. To ensure that the audio archives for vehicles won't be muted in game make sure that the vehicle.oac file or the vehicle.awc file doesn't exceed over 15.75 MB in size (you can check the size of the vehicle.awc file in OpenIV under RESIDENT.rpf) and make sure that the siren sound audio files have the appropriate bitrate/sample-rate/etc (32000hz, 16bit mono, 512kbps) for the vehicles.awc file. Warning: There are reports that certain audio archives have been muted in game regardless of rather the sound mods were installed properly or not.

Gta v siren mod