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Service bulletins for the 2001 Ford Ranger

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.

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

By type

By component

By trouble code

Only bulletins with component: Engine are shown. Show all

Bulletins, newest first
01472001-05-30. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SUBJECT REGARDING ENGINE OIL RECOMMENDATIONS FOR USE IN 2001 VEHICLES - SAE 5W-20 MOTOR OIL. *TT
148682001-05-23. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SOME VEHICLES EQUIPPED WITH THE 4.0 SOHC ENGINE MAY EXHIBIT A PRIMARY CHAIN RATTLE NOISE (SOMETIMES DESCRIBED AS A SPARK KNOCK-TYPE NOISE). *TT
148232001-05-23. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SOME VEHICLES EQUIPPED WITH THE 4.0 SOHC ENGINE MAY EXHIBIT A PRIMARY CHAIN RATTLE NOISE BETWEEN 2000 - 3000 RPM (SOMETIMES DESCRIBED AS A SPARK KNOCK-TYPE NOISE). *TT
148222001-05-23. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SOME SUPERCAB 4X4 EQUIPPED VEHICLES WITH 3.0 / 4.0L ENGINES MAY EXHIBIT A LOW FREQUENCY THUMP TYPE NOISE / VIBRATION ON LIGHT ACCELERATION FROM A STOP, AND / OR WHEN COMING TO A STOP WITH LIGHT TO MODERATE BRAKING. *TT
146172001-04-03. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY. SUBJECT PERTAINING TO BROKEN THERMOSTAT. *JB
145832001-04-02. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY. CONCERNS WITH BROKEN THERMOSTATS ON ENGINES. *JB
145592001-04-02. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. EXHIBITING LACK OF POWER AFTER POWERTRAIN CONTROL MODULE (PCM) REPROGRAMMING. *JB
145552001-04-02. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. CONCERNS WITH ENGINE TICKING SOUND/NOISE. *JB
145842001-04-02. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SUBJECT REGARDING FLEX FUEL VECHICLE OIL AND FUEL RECOMMENDATIONS. *JB
145132001-03-13. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SOME VEHICLES EQUIPPED WITH 4.0L SOHC ENGINE MAY EXHIBIT AN UNSTABLE / ROLLING IDLE CONDITION AFTER COLD START DURING WARM-UP. *TT

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