Saturday, August 8, 2026
RecallGazette

Vehicle problems, recalls & safety intelligence

Chevrolet Silverado 2500 2015–2022technical service bulletin

Bulletin 21-NA-138 · NHTSA communication 10225662 · issued Oct 20, 2022

Technical service bulletin
communication type
Suspension
component
2015–2022
model years
32
vehicle entries

Official summary

This service bulletin provides a repair procedure to correct a customer concern of a Squeak, Grind or Clunking Noise from Rear Leaf Springs.

What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.