Vehicle Sound Effects

Available from ModelExtras v2.0+

🔊 Vehicle Sound Effects

ModelExtras features an immersive, dynamic 3D Vehicle Sound System that plays realistic audio cues during vehicle interactions, engine states, and specialized heavy machinery operations.

All sound effects are loaded from the ModelExtras/audio/ directory. Modders can easily replace or customize any .wav audio file.

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📂 Sound File Directory Structure

Place your custom .wav files inside ModelExtras/audio/:

Sound File	Trigger Event	Affected Vehicles
engine_start.wav	Starting the vehicle engine	Automobiles, Trucks, Vans
bike_engine_start.wav	Starting a bike or motorcycle engine	Motorcycles, Quadbikes
indicator_on.wav	Turn signal or hazard light engaged	Player vehicle
indicator_off.wav	Turn signal or hazard light disengaged	Player vehicle
switch_toggle.wav	Toggling fog lights, long high beams, or spotlights	Player vehicle
airbreak.wav	Releasing air brakes after deceleration	Heavy vehicles (Trucks, Buses, Coaches)
reverse.wav	Reversing / Backup warning beeper	Heavy vehicles in reverse gear
backfire.wav	High-RPM pop-and-bang backfire explosions	Sports cars & high-performance models

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⚙️ INI Configuration (ModelExtras.ini)

You can individually toggle, adjust volume, or configure which vehicle models receive heavy vehicle sound effects:

[FEATURES]
; Master switch for all vehicle sound effects
SoundEffects = True

; Air brake release sound for big vehicles
SoundEffects_GlobalAirbreakSound = True

; Engine start/stop audio
SoundEffects_GlobalEngineSound = True

; Turn signal tick on/off audio
SoundEffects_GlobalIndicatorSound = True

; Reverse backup beeper for big vehicles
SoundEffects_GlobalReverseSound = True

; Play sound effects for AI traffic vehicles too
SoundEffects_NonPlayerVehicles = True

[TWEAKS]
; Global volume multiplier for ModelExtras audio effects (default: 1.0)
SoundMult = 1.0

[TABLE]
; List of model IDs classified as big vehicles (Buses, Trucks, Heavy Machinery)
SoundEffects_BigVehicleModels = 403, 406, 407, 408, 416, 427, 431, 433, 437, 443, 455, 486, 508, 514, 515, 524, 544, 578