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Service bulletin 0141

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 id603357
Published by NHTSA1999-02-18
Manufacturer's number0141
Manufacturer's date1998-09-01
NHTSA componentVISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:WINDSHIELD:ELECTRICAL HEATING ELEMENT

NHTSA's summary

TECHNICAL INFORMATION REGARDING FAILURE OF THE CAB OR SLEEPER HEATER RELAY. *TT

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

Glass, wipers and mirrors, Heating and air conditioning

Vehicles listed
KENWORTH T20001997, 1998

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
02-1602021-03-10. Service bulletin. Information Only – Windshield washer pumps have a high No Trouble Found rate. Washer pumps may fail to spray due to a clogged filter.
0142A1999-02-08. Service bulletin. SOME VEHICLES HVAC UNITS MAY HAVE HEATING AND AIR CONDITIONING PERFORMANCE ISSUES AND/ OR INTERMITTENT OPERATION. *YC
9708010135K1998-03-30. Service bulletin. VEHICLES HAVING POOR DEFROST PERFORMANCE AND TEMPERATURE DIFFERENCES LEFT-TO-RIGHT FROM THE CAB HVAC UNIT. *YC