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Service bulletins for the 1990 Isuzu NPR

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.

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

By type

By component

Only bulletins with component: Automatic transmission are shown. Show all

Bulletins, newest first
SB9705C0011997-07-24. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. 1988 - ON NPR JATCO ELECTROMATIC TRANSMISSION FILTER KIT INSTALLATION/FILTER CARTRIDGE REPLACEMENT. *TW

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