Chevrolet Silverado 1997 — technical service bulletin
Bulletin 040604068 · NHTSA communication 10012714 · issued Oct 1, 2004
Technical service bulletin
communication type
Engine and Engine Cooling
component
1997
model years
2
vehicle entries
Official summary
Revised diagnostic trouble code (dtc) p1345 crankshaft position (ckp) - camshaft position (cmp) correlation diagnostic procedure. *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.