Chevrolet Silverado 1500 2007–2010 — technical service bulletin
Bulletin 18NA107 · NHTSA communication 10137544 · issued Apr 6, 2018
Technical service bulletin
communication type
Structure
component
2007–2010
model years
16
vehicle entries
Official summary
This technical bulletin provides a procedure on how to install a lower cross member to correct the condition of if the cross member rusts away.
Vehicles covered
- 2007 Chevrolet Silverado 1500
- 2008 Chevrolet Silverado 1500
- 2009 Chevrolet Silverado 1500
- 2010 Chevrolet Silverado 1500
- 2007 Chevrolet Silverado 2500
- 2008 Chevrolet Silverado 2500
- 2009 Chevrolet Silverado 2500
- 2010 Chevrolet Silverado 2500
- 2007 GMC Sierra 2500
- 2008 GMC Sierra 2500
- 2009 GMC Sierra 2500
- 2010 GMC Sierra 2500
- 2007 GMC Sierra Denali
- 2008 GMC Sierra Denali
- 2009 GMC Sierra Denali
- 2010 GMC Sierra Denali
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.