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Service bulletin 05500

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10250046
Published by NHTSA2024-02-12
Manufacturer's number05500
Manufacturer's date2015-05-01
NHTSA componentELECTRICAL SYSTEM:IGNITION; ELECTRICAL SYSTEM

NHTSA's summary

05500 IGNITION DISTRIBUTOR SYSTEM CORROSION INSPECT / REPLACE

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Electrical system, Ignition

Vehicles listed
CHEVROLET SILVERADO 15002001, 2002, 2003 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SILVERADO 1500 HD2001, 2002, 2003 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SILVERADO 25002001, 2002, 2003 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SILVERADO 35002001, 2002, 2003 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET redundant SILVERADO 25002001
GMC SIERRA 15002001, 2002, 2003 (the catalog's model; the bulletin names a series or trim of it)
GMC SIERRA 1500 HD2001, 2002, 2003 (the catalog's model; the bulletin names a series or trim of it)
GMC SIERRA 25002001, 2002, 2003 (the catalog's model; the bulletin names a series or trim of it)
GMC SIERRA 35002001, 2002, 2003 (the catalog's model; the bulletin names a series or trim of it)
GMC SIERRA DENALI2003 (the catalog's model; the bulletin names a series or trim of it)

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Other bulletins for the same vehicles and component
DOR-K5Y9W-112016-11-07. Service bulletin. ALL APPLICABLE VEHICLE APPLICATIONS ARE WITHOUT ELECTRONIC ACCESSORY CONTROL SYSTEM OPTION. THIS COMMUNICATION IS TO RETURN UNSOLD INVENTORY BECAUSE SOME PRODUCT SOLD IN 2016 MAY NOT HAVE COIL HARNESS WOUND IN A CENTERED CONDITION AS AN ASSEMBLY AID. IF INSTALLER DOES NOT CENTER THE ROTATIONS OF THE ASSEMBLY DURING REPLACEMENT PROCESS IN ACCORDANCE WITH APPLICABLE ALLDATA SERVICE AND REPAIR PROCEDURE, POST-INSTALL TURNING OF THE STEERING WHEEL WILL TRIGGER THE AIR BAG WARNING LIGHT OF THE VEHICLE.
055002016-05-19. Service bulletin. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
055002005-11-10. Service bulletin. THE IGNITION DISTRIBUTOR CAP AND ROTOR MAY CORRODE AND CAUSE IGNITION SYSTEM FAILURE. A PRODUCT EMISSION RECALL TO INSPECT / REPLACE THE DISTRIBUTOR IGNITION SYSTEM. *TT GM PARTS BULLETINS & INFORMATION. *TT
020592003-09-13. Service bulletin. WRONG SPARK PLUGS. *TT
020592003-03-28. Service bulletin. VOLUNTARY EMISSION RECALL INVOLVING SPARK PLUG REPLACEMENT. *TT
020592003-02-07. Service bulletin. SPARK PLUG REPLACEMENT. *TT
0206040302002-10-09. Service bulletin. SUBJECT REGARDING REVISED DIAGNOSTIC TROUBLE CODE P0087 TABLE. *TT
0206040322002-10-09. Service bulletin. THIS BULLETIN IS BEING ISSUED TO REVISE THE DIAGNOSTIC TROUBLE CODE P0088. *TT
0206040052002-04-02. Service bulletin. SUBJECT REGARDING REVISED DIAGNOSTIC TROUBLE CODE P1221 SERVIC EMANUAL UDPATE. *TT