# Service bulletin SB212023

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.

- Type: Service bulletin
- NHTSA id: 613561
- Published by NHTSA: 2000\-07\-21
- Manufacturer's number: SB212023
- Manufacturer's date: 2000\-04\-18
- NHTSA component: ENGINE AND ENGINE COOLING:ENGINE

## NHTSA's summary

SUBJECT REGARDING PISTONS USED IN E7 ENGINES MANUFACTURED PRIOR TO 1991 ARE A ONE\-PIECE ALUMINUM DESIGN WHILE PISTONS USED IN 47 ENGINES MANUFACTURED AFTER 1991 ARE A TWO\-PIECE STEEL\-TOP DESIGN. \*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

Engine

## Vehicles listed

- MACK E7

JSON: [/v1/bulletins/613561](/v1/bulletins/613561)

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