Addon Vehicle Installation Guide for GTA 5 2026

Addon Vehicle Installation Guide for GTA 5 in 2026

Addon vehicles are the preferred method for adding new cars, trucks, motorcycles, and aircraft to GTA 5 without replacing any existing vehicles. Unlike replacement mods that overwrite default game vehicles, addon vehicles create entirely new entries in the vehicle database, letting you build a massive custom vehicle collection while keeping all original GTA 5 vehicles intact and accessible.

Prerequisites and Setup

Before installing addon vehicles, ensure you have the essential tools and frameworks. Install OpenIV for file management and the mods folder setup. You need ScriptHookV for script-based vehicle spawning and an addon vehicle spawner mod like Add-On Vehicle Spawner or a trainer that supports addon spawning. Set up the mods folder in OpenIV to keep all modifications separate from vanilla files. A proper gameconfig.xml with increased vehicle pool sizes is essential to prevent crashes when loading many addon vehicles simultaneously.

Step-by-Step Installation Process

Each addon vehicle package typically includes a dlc.rpf file containing the vehicle model, textures, handling data, and metadata. Create a new folder in mods/update/x64/dlcpacks/ with a unique name matching the vehicle. Place the dlc.rpf inside this folder. Then register the DLC by adding an entry to dlclist.xml located in mods/update/update.rpf/common/data/. The entry format is <Item>dlcpacks:/vehiclename/</Item>. Each vehicle also needs its model name registered in the spawn system.

Handling and Performance Tuning

Most addon vehicles include pre-configured handling.meta entries, but you may want to adjust them for your preferences. Key handling values include fInitialDriveForce for acceleration, fDriveInertia for throttle response, fBrakeForce for stopping power, and fTractionCurveMax for grip level. Some vehicles include carvariations.meta for color options and carcols.meta for modification slot definitions. Adjust these files to enable custom paint jobs, wheel options, and performance upgrades at Los Santos Customs.

Troubleshooting Common Issues

If an addon vehicle does not appear in-game, verify the dlclist.xml entry matches the folder name exactly. Case sensitivity matters. If the game crashes on load, check that your gameconfig supports the additional vehicle pool entries — each addon vehicle consumes one pool slot. Missing textures indicate the YTD file path does not match what the model expects. If the vehicle spawns but has no collision, the YBN collision file may be missing or improperly linked. Test each addon vehicle individually to isolate problems before installing the next one in GTA 5 in 2026.