The serpentine belt tensioner a big pulley is not turning?

2004 CHEVROLET SILVERADO
230,000 MILES • 6.6L • V8 • 4WD • AUTOMATIC
Avatar
JJ2SHARP
  • MEMBER
  • 1 POST
Below serpentine belt tensioner a big pulley isn't turning?
May 8, 2023 at 12:27 PM
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.
Advertisement
Avatar
STRAILER
  • AUTOMOTIVE REPAIR CONTRIBUTOR
  • 54,178 POSTS
Going to need more details, an image or something to go on. I have uploaded some images for the belt systems so it can make it easier for you to identify. Check out the images (below). Let us know what happens and please upload pictures or videos of the problem so we can see what's going on.
Images (Click to enlarge)
Attached Media
Attached Media
Attached Media
Attached Media
May 8, 2023 at 5:43 PM
Advertisement