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Service bulletin GM566403

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 id42023
Published by NHTSA1995-11-01
Manufacturer's numberGM566403
Manufacturer's date1995-04-01
NHTSA componentENGINE AND ENGINE COOLING:ENGINE

NHTSA's summary

LOW ENGINE OIL PRESSURE ALARM ACTIVATED AND DASH TELLTALE GOES ON INTERMITTENTLY (RELOCATE OIL PREEESURE SENDER). *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
CHEVROLET KODIAK1990 to 1995

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