Wait, they can update WHAT over the air? GMC Canyon Update 663.20

August 9, 2026 John Electronics, Fun Stuff, YouTube Video 0

Today I’m going to walk you through what all is in GM’s new software / firmware update, number 663.20, which was recently rolled out for GMC Canyon and Chevy Colorado pickup trucks. There’s some big quality of life improvements here, and we’ll even test one out!

-John

Post Views: 94

Related posts:

  1. EASY Install on my 2025 GMC Canyon Denali – Redline Tuning QuickLIFT PLUS
  2. My truck updated its own software? The JULY 2025 update is HERE for the 3rd Gen Canyon
  3. What’s it like, living with a 2025 GMC Canyon Denali? 8-Month UPDATE!
  4. Tons of Features & Settings! Learn the GMC Canyon Screens in 10 MINUTES!
  5. 2025 GMC Canyon Denali: 1st Oil Change & Software Update Experience – it didn’t QUITE go as planned

Be the first to comment

Leave a Reply