v25.03

2003 Chevrolet Express sound set is now the default sound set for car_default_3.soundref in AI traffic. [ATS edition]

v25.02

2015 Ford Mustang GT Premium sound set is now the default sound set for car_sport_1.soundref in AI traffic.
2016 Chevrolet Camaro SS Coupe sound set is now the default sound set for car_sport_2.soundref in AI traffic. [ATS edition]

v25.01

Improved accuracy of the 3D sound position of the reefer unit sound for default reefer trailers in AI traffic. [ATS edition]
Reduced low frequency for the default reefer unit sound loop and two Carrier Vector reefer unit sound loops.
Decommissioned 'Return to Winterland' soundtrack music replacements.
Decommissioned sounds for the Winter Express steam train.
Christmas discount ended for aftermarket air horns from the Sound Fixes Pack in the game's Service Shops.

v25.00

Simplified fallback default city ambience, resulting in less noticeably repetitive looped sounds and more efficient usage of memory.

v24.64

Comprehensive rework of the Winter Express steam train sounds, including new whistle sounds.
Replaced Return to Winterland soundtrack using copyright-safe music. It also differs from the first Winterland event to bring something new.
Optimized tire sounds on snow terrain.

v24.63

Winter Express steam locomotive uses SCS Software's sounds now (may be reworked in v24.64). [ATS edition]
Winter Express passenger carriage now sounds lighter, using passenger carriage sounds rather than freight carriage sounds.

-- Optional addon news --
Winter sounds updated for ETS2 and ATS 1.53.

v24.62

Added sounds for some sprinklers. [ATS edition]
Decommissioned wiper squeak on dry windshield feature due to snowy weather update.

v24.61

1 new horn sound added to the array for the Peterbilt 389 in AI traffic. [ATS edition]

v24.60

Christmas sale - 50% off for most of the Sound Fixes Pack's standalone air horns in the game's Service Shops.
Minor optimization for under frame air horn accessories.

v24.59

Added layer of sounds for when the player's truck skids on grass terrain.

-- Optional addon news --
Previous soundproofing for ATS updated with more soundproofing for the 2018 Volvo VNL.