Chevrolet Silverado 2009–2013 — technical service bulletin
Bulletin PIT5128A · NHTSA communication 10112690 · issued Dec 18, 2012
Technical service bulletin
communication type
Equipment
component
2009–2013
model years
15
vehicle entries
Official summary
This Preliminary Information communication provides information to the technician about vehicles that have a compass that's not accurate or slow to update. Technician should check for a magnetic base roof mounted accessory interfering with the compass module.
Vehicles covered
- 2009 Chevrolet Silverado
- 2010 Chevrolet Silverado
- 2011 Chevrolet Silverado
- 2012 Chevrolet Silverado
- 2013 Chevrolet Silverado
- 2009 GMC Sierra
- 2010 GMC Sierra
- 2011 GMC Sierra
- 2012 GMC Sierra
- 2013 GMC Sierra
- 2009 GMC Sierra Denali
- 2010 GMC Sierra Denali
- 2011 GMC Sierra Denali
- 2012 GMC Sierra Denali
- 2013 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.