I made this adapter to replace the unused ash tray with a USB/AUX cable so I could connect and charge my phone. I used it for a 1990 Chevy Blazer, but I believe it should fit Chevrolet and GMC trucks from 1973-1987 as well as Blazers and Suburbans through 1991.
See complete instructions, parts used as well as the Fusion 360 files here: https://azjake.com/ash-tray
Printer Brand:
Creality
Printer:
Ender 3 Pro
Rafts:
No
Supports:
Yes
Resolution:
.16MM
Infill:
20%
Grey