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Service bulletin PIT-5274

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 id10055858
Published by NHTSA2014-07-31
Manufacturer's numberPIT-5274
Manufacturer's date2014-04-01
NHTSA componentELECTRICAL SYSTEM:WIRING; STRUCTURE:BODY:ROOF AND PILLARS

NHTSA's summary

CHEVROLET/GMC: ON SOME TRUCKS, TROUBLE LOCATING THE TWO BLUNT CUT WIRES, FOR ROOF BEACON LIGHT, WHICH IS DIRECTLY ABOVE OVERHEAD CONSOLE AND TAPED TO HARNESS. MODEL 2014-2015 SILVERADO, SILVERADO 1500, SIERRA, SIERRA 1500. *PE

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Body and frame, Electrical system, Wiring and fuses

Vehicles listed
CHEVROLET SILVERADO2015
CHEVROLET SILVERADO 15002014 (the catalog's model; the bulletin names a series or trim of it)
GMC SIERRA2015
GMC SIERRA 15002014 (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.

Recalls for the same vehicles and component
14V2650002014-05-20. ELECTRICAL SYSTEM:WIRING:FUSES AND CIRCUIT BREAKERS

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
1300890082023-12-11. Service bulletin. GM Wiring Repair Strategy Information
PIT52222023-12-04. Service bulletin. Center Seat Accessory Power Outlet Inoperative.
PIT5311F2020-08-10. Service bulletin. This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that may have an intermittent "Check Trailer Wiring" or "Service Trailer Brake" message on the Driver Information Center. Technician will inspect and clean the ground wire (normally white wire) connection on the trailer side of the 7-pin connector. Inspect that the wires inside the trailer side connector are clean and securely fastened. If the vehicle?s 7-way connector socket terminals are deformed or have excessive wear, it will be necessary to replace the truck side connector with part number 23404450.
100089005G2019-05-13. Service bulletin. This warranty admin bulletin explains to the technician additional information may be needed when submitting transactions when doing wiring repairs.
100089005H2019-03-18. Service bulletin. This warranty admin bulletin explains to the technician additional information may be needed when submitting transactions when doing wiring repairs.
PIP5335B2018-08-06. Service bulletin. This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon Malfunction Indicator Lamp on. Technician will find Diagnostic Trouble Codes P0340 and P0341 setting at times. Technician should use normal published Service Information diagnostics. If normal Service Information diagnostics does not isolate the concern, inspect for corrosion in connector X154 located on the front cover next to the vacuum pump.
PIT53912018-06-04. Service bulletin. This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicles that have a no crank or a start and then immediate stall, Service Engine Soon Malfunction Indicator lamp may not be on when the ignition is in the run position. Technician may find Diagnostic Trouble Codes P0513 and or P262B may also be set. Technician will pulled the driver sill plate and inspect the wiring for damaged or corroded circuits. Technician will repair any damaged or corroded circuits.
10-00-89-005C2018-06-04. Service bulletin. This informational bulletin is a revision for 10-00-89-005B to add the 2014 model year and labor codes.
18NA0792018-05-21. Service bulletin. This technical bulletin provides a procedure to replace the drivers front door window regulator motor and door wiring harness if water and/or corrosion is found in the connectors.
10-00-89-005E2018-05-21. Service bulletin. This warranty administration bulletin adds the 2016 model year to a communication which provides dealership personnel revised wiring repair labor operations and required additional information.