Buick Regal 1997–2003 — technical service bulletin
Bulletin 08-06-04-019 · NHTSA communication 10024787 · issued Apr 1, 2008
Technical service bulletin
communication type
Engine and Engine Cooling
component
1997–2003
model years
14
vehicle entries
Official summary
L67 engine oil smell or odor, leak at left or front valve cover (replace valve cover gasket, gromments and spark plug wire retainers for cylinders 1-3-5). *nj updated 7/25/2008 *pe
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.