Chevrolet Suburban 1500 2007 — technical service bulletin
Bulletin 3986 · NHTSA communication 10020070 · issued Jul 19, 2006
Technical service bulletin
communication type
Service Brakes, Hydraulic
component
2007
model years
5
vehicle entries
Official summary
Adjustable pedals inoperative. *tt
Vehicles covered
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.