Chevrolet C/K Pickups 1999 — technical service bulletin
Bulletin 112398 · NHTSA communication 605511 · issued Nov 23, 1998
Technical service bulletin
communication type
Engine and Engine Cooling
component
1999
model years
2
vehicle entries
Official summary
Subject regarding the wrong oil filter part number listed on the 'normal maintenance replacement parts' page of the owner's manual. *ak
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.