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Service bulletin MACEC009

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 id42035
Published by NHTSA1995-11-01
Manufacturer's numberMACEC009
Manufacturer's date1995-04-01
NHTSA componentENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER

NHTSA's summary

CERTAIN 1994 MR MODEL CHASSIS EQUIPPED WITH NON-BRAKE MECHANICALLY GOVERNED E7 MAXIDYNE ENGINES WERE INCORRECTLY BUILT WITH TURBOCHARGERS SPECIFIED FOR CONVENTIONAL TORQUE RISE ENGINES. TO CORRECT THIS CONDITIION, DEALERS ARE TO REPLACE THE TURBOCHARGER WITH ONE THAT IS ON EPA'S APPROVED LIST. *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, Turbocharger or supercharger

Vehicles listed
MACK MACK1994

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