Sound Ideas, HORN, AIR - SINGLE HONK, AUTO 01

This sound effect can be found on the Series 1000 Sound Effects Library, which was made by Sound Ideas.

Clean, Full Length and Unedited Link to the Sound Effect

Beakman's World (Heard once in "Catalysts, Beakmania & Aerosal Cans".)
The Cat in the Hat Knows a Lot About That! (Heard once in "Now You See Me".)
Davey and Goliath (Heard once in "Davey and Goliath's Snowboard Christmas".)
JoJo's Circus (Heard once in "The Little Big Top Boogie Band", "Funny Bunnies" and "JoJo to the Rescue".)
Little Robots
Peppa Pig
Pinky Dinky Doo (Heard once in "Come Home, Little Guinea Pig" and "Pinky and the Big Rainy Day".)
Thomas & Friends (Used as Winston's horn.)

A Muppet Family Christmas (1987) (Heard once during "We Need a Little Christmas". Also used for a honker.)