WenmarOpen by Wenmar Pro

Service bulletin 94256

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 id38057
Published by NHTSA1995-02-07
Manufacturer's number94256
Manufacturer's date1994-12-01
NHTSA componentENGINE AND ENGINE COOLING:ENGINE:GASOLINE

NHTSA's summary

KNOCKING NOISE FROM LOWER END #1 MAIN BEARING DURING ACCELERATION. *TW

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

Vehicles listed
FORD AEROSTAR1992, 1993, 1994

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
021422002-11-04. Service bulletin. SOME VEHICLES EQUIPPED WITH AN AUTOMATIC TRANSMISSION AND A 4.0L OHV ENGINE MAY EXHIBIT A NOISE / VIBRATION, NO DRIVE, UNUSUAL NOISE DURING CRANKING OR A NO CRANK CONDITION. *TT
011972002-02-22. Service bulletin. SOME VEHICLES EQUIPPED WITH THE 4.0L OHV ENGINE MAY EXHIBIT AN ENGINE NOISE WHICH MAY BE PERCEIVED BY THE CUSTOMER AS A PISTON / ONNECTING ROD BEARING KNOCK. *TT
011242001-10-22. Service bulletin. ON SOME VEHICLES, ENGINE OIL MAY CONTINUE TO LEAK FROM THE ENGINE OIL PAN GASKET AREA AFTER AN ENGINE OIL PAN GASKET REPAIR HAS BEEN PERFORMED. *TT
131182000-11-16. Service bulletin. SOME VEHICLES MAY EXHIBIT AN ENGINE NOISE WHICH MAY BE PERCEIVED BY THE CUSTOMER AS A PISTON / CONNECTING ROD BEARING KNOCK. *TT
68962000-11-09. Service bulletin. SOME VEHICLES MAY EXHIBIT AN ENGINE NOISE WHICH MAY BE PERCEIVED BY THE CUSTOMER AS A PISTON / CONNECTING ROD BEARING KNOCK. *TT
991832000-03-06. Service bulletin. SERVICE TIP INFORMATION ON REVISED OIL PAN GASKET REPLACEMENT PROCEDURE. *TT
998161999-08-19. Service bulletin. FORD MOTOR COMPANY NOW RECOMMENDS SAE 5W-30 VISCOSITY GRADE FOR SERVICING ANY FORD GASOLINE-POWERED VEHICLE REGARDLESS OF MODEL YEAR. *TT
9823101999-03-03. Service bulletin. MASS AIR FLOW (MAF)- SENSOR CONTAMINATION- SERVICE TIP. *AK
9820101999-03-02. Service bulletin. EXPERIENCING A " BUZZING " OR " RATTLING " NOISE FROM THE EXHAUST SYSTEM. *YC
98641998-07-21. Service bulletin. INFORMATION ON A BUZZING OR RATTLE NOISE FROM THE EXHAUST SYSTEM. *TT