# Service bulletin 14WT02

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: 634275
- Published by NHTSA: 2002\-09\-28
- Manufacturer's number: 14WT02
- Manufacturer's date: 2002\-05\-01
- NHTSA component: POWER TRAIN:MANUAL TRANSMISSION

## NHTSA's summary

SUBJECT PERTAINING TO RETARDER EXHAUST BACKFILL VALVE STOP RETAINING PIN BATTERING.\*JB

## 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

Transmission and driveline, Manual transmission

## Vehicles listed

- GMC GM

JSON: [/v1/bulletins/634275](/v1/bulletins/634275)

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