WenmarOpen by Wenmar Pro

Service bulletin BC1012797020

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 id51191
Published by NHTSA1997-06-27
Manufacturer's numberBC1012797020
Manufacturer's date1997-01-02
NHTSA componentPOWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE)

NHTSA's summary

REVISED VENT TUBE FOR VEHICLES WITH WATER INGESTION INTO TRANSFER CASE. *JD

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

Transmission and driveline, Transfer case

Vehicles listed
FORD EXPLORER1995, 1996, 1997
MERCURY MOUNTAINEER1997

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
137232000-06-12. Service bulletin. SOME ALL WHEEL DRIVE VEHICLES MAY EXPERIENCE A LOW SPEED WHINING NOISE FROM THE TRANSFER CASE. *MJS
125711999-06-07. Service bulletin. EXPERIENCING A WHINNING NOISE FROM THE TRANSFER CASE. *TT
973141997-06-27. Service bulletin. TRANSFER CASE- BINDING OR SHUDDER- DIAGNOSTICS- VEHICLES WITH 4.0L ENGINE- SERVICE TIP. *JD
BC10112970201997-06-27. Service bulletin. 4.0L OHV/SOHC 4X4 EXPLORERS WITH TRANSFER CASE BIND OR SHUDDER. *JD
BC02069702011997-06-27. Service bulletin. TRANSFER CASE BIND OR SHUDDER. *JD
BC01339702011997-06-27. Service bulletin. REVISED VENT TUBE FOR 1995-97 EXPLORERS & MOUNTAINEERS WITH WATER INGESTION INTO TRANSFER CASE. *JD