Chevrolet Camaro 1998 — technical service bulletin
Bulletin 98022 · NHTSA communication 601892 · issued Jun 1, 1998
Technical service bulletin
communication type
Engine and Engine Cooling
component
1998
model years
3
vehicle entries
Official summary
Vehicles equipped with 5.7l (ls1) engines may have an exhaust gas leak between the spark plug(s) and the cylinger head. *yc
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.