Jeep Grand Cherokee 1997 — technical service bulletin
Bulletin 181497 · NHTSA communication 51961 · issued May 9, 1997
Technical service bulletin
communication type
Electrical System
component
1997
model years
2
vehicle entries
Official summary
Rough running engine with hex codes $28, $6a, $9b or $ba. *tw
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.