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RecallGazette

Vehicle problems, recalls & safety intelligence

GMC Savana 2001–2015technical service bulletin

Bulletin 140604005 · NHTSA communication 10250012 · issued Jul 1, 2014

Technical service bulletin
communication type
Fuel System, Diesel
component
2001–2015
model years
54
vehicle entries

Official summary

Duramax® Diesel Glow Plugs Difficult to Install Due to Carbon Buildup - New Glow Plug Bore Reamer Available

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.