TSB Document:

• SB-10056363-5021.pdf

Affected Component: ELECTRICAL SYSTEM:WIRING

Summary

CHEVROLET/GMC: THE ENGINE HARNESS IS RUBBING ON ENGINE VACUUM PUMP PULLEY AND CAUSING A NO CRANK ISSUES AND OTHER DIAGNOSTIC TROUBLE CODES (DTCS). MODEL 2014 SILVERADO 1500, SIERRA 1500. *PE

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