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RecallGazette

Vehicle problems, recalls & safety intelligence

Chevrolet 3500 2007–2014technical service bulletin

Bulletin PIT4729E · NHTSA communication 10245308 · issued Oct 1, 2013

Technical service bulletin
communication type
Service Brakes
component
2007–2014
model years
41
vehicle entries

Official summary

Adding Integrated Trailer Brake Controller RPO JL1.

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.