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RecallGazette

Vehicle problems, recalls & safety intelligence

Chevrolet Express 2002–2015technical service bulletin

Bulletin SB-080604003-C · NHTSA communication 10056354 · issued Sep 1, 2014

Technical service bulletin
communication type
Engine and Engine Cooling
component
2002–2015
model years
58
vehicle entries

Official summary

Gmc/chevrolet: engines, with egr system, has leakage from egr cooler engine coolant into the combustion chamber. Model 2002-15 silverado, sierra, 2004-09 kodiak c4500-c5500, topkick c4500-c5500, 2006-15 express, savana. *pe

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.