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Service bulletins for the 2001 Ford F-150

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.

169 on file from NHTSA, as of 2026-10-19.

About P0171 on the 2001 Ford F-150: what the code means, and the bulletins and recalls about the same components.

By type

By component

By trouble code

Only bulletins with trouble code: P0171 are shown. Show all

Bulletins, newest first
170632003-10-10. Service bulletin. ELECTRICAL SYSTEM. MALFUNCTION INDICATOR LAMP (MIL) ON WITH DIAGNOSTIC TROUBLE CODES (DTC) P0171, OR P0174. F150 LIGHTING AND F150 HARLEY DAVIDSON SUPERCREW. *TT
160192002-11-06. Service bulletin. UNKNOWN OR OTHER. SOME LIGHTNING AND HARLEY DAVIDSON SUPERCREWS MAY EXHIBIT CHECK ENGINE LIGHT ILLUMINATION WITH DIAGNOSTIC TROUBLE CODES P0171 OR P0174. *TT
012052002-02-26. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SOME VEHICLES MAY EXHIBIT VACUUM OR AIR LEAKS IN THE INTAKE MANIFOLD AND / OR ENGINE SYSTEM CAUSING DIAGNOSTIC TROUBLE CODES P0171 AND OR P0174. *TT

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.