Chevrolet Blazer 2001–2003 — technical service bulletin
Bulletin 030848014 · NHTSA communication 10004334 · issued Sep 1, 2003
Technical service bulletin
communication type
Fuel System, Other
component
2001–2003
model years
7
vehicle entries
Official summary
Fuel gauge fluctuates between e and 1/4 tank, goes from 1/4 to empty too quickly, excessive empty fuel reserve. *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.