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Service bulletin PIL186

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 id39620
Published by NHTSA1995-11-01
Manufacturer's numberPIL186
Manufacturer's date1993-03-01
NHTSA componentPOWER TRAIN:DRIVELINE:DIFFERENTIAL UNIT

NHTSA's summary

MAIN DIFFERENTIAL SIDE GEAR THRUST WASHERS. *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

Transmission and driveline, Differential

Vehicles listed
ROCKWELL ROCKWELL1993

Listing a model year does not mean every vehicle of it is concerned: the document says which.