WenmarOpen by Wenmar Pro

Service bulletin PIT5307A

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 id10057666
Published by NHTSA2015-06-17
Manufacturer's numberPIT5307A
Manufacturer's date2015-02-01
NHTSA componentENGINE AND ENGINE COOLING:ENGINE:GASOLINE:BELTS AND ASSOCIATED PULLEYS; SUSPENSION

NHTSA's summary

GENERAL MOTORS: 2014-2015 CADILLAC ESCALADE, CHEVROLET SILVERADO 1500, GMC SIERRA: SOME CUTOMERS HAVE CONCERNS OF NO CRANK OF THE ENGINE, SERVICE SUSPENSION SYSTEM WHICH MAY BE CAUSED BY FUSE ISSUES. *LJ

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

Engine, Suspension, Drive belts

Vehicles listed
CADILLAC ESCALADE2015
CHEVROLET SILVERADO2015
GMC SIERRA 15002015 (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
SU-150042015-06-17. Service bulletin. CHEVROLET/GMC: ON SOME VEHICLES, ACCESSORY DRIVE IDLER PULLEY WILL BE REPLACED DUE TO NOISE IN BEARING AND PULLEY MAY FAIL AND ALTERNATOR AND WATER PUMP STOP WORKING. *PE