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P0087 on the 2001 GMC Sierra

The bulletins listed name this code in NHTSA's summary, or are about the same components. A bulletin or a recall listed here may apply to the model year. None of it is a diagnosis.

Nobody has written a description of this code yet.

Bulletins for this model year that name P0087
040604007A2005-03-08. Service bulletin. SERVICE ENGINE SOON (SES) LIGHT, P0087, P0093, P1093, LOW POWER, NO START, HARD START, FUEL IN CRANKCASE. THIS SERVICE BULLETIN REPLACES 040604007. *EH
040604007E2005-02-15. Service bulletin. SERVICE ENGINE SOON (SES) LIGHT, P0087, P0093, P1093, LOW POWER, NO START, HARD START, FUEL IN CRANKCASE. *TT
0406040072004-08-02. Service bulletin. SERVICE ENGINE SOON (SES) LIGHT, P0087, P0093, P1093, LOW POWER, NO START, HARD START, FUEL IN CRANKCASE. *TT
0206040302002-10-09. Service bulletin. SUBJECT REGARDING REVISED DIAGNOSTIC TROUBLE CODE P0087 TABLE. *TT

4 on file from NHTSA, as of 2026-10-19. See them in the bulletin list. A bulletin lists model years: read the document for which vehicles it concerns.