# Service bulletin RCL647

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: 46153
- Published by NHTSA: 1996\-04\-25
- Manufacturer's number: RCL647
- Manufacturer's date: 1995\-10\-01
- NHTSA component: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE \(EGR VALVE\)

## NHTSA's summary

APPLIES TO VEHICLES EQUIPPED WITH A 4.2L ENGINE AND FEDERAL HIGH ALTITUDE EMISSION CONTROL SYSTEM. FUEL VAPORS MAY CAUSE DETERIORATION OF THE PCV HARNESS ASSEMBLY. THE PCV HARNESS ASSEMBLY MUST BE REPLACED AND THE ENGINE IDLE SPEEDS MUST BE RESET.

## 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, Exhaust and emissions, EGR valve

## Vehicles listed

- 1989 to 1990 JEEP WRANGLER

JSON: [/v1/bulletins/46153](/v1/bulletins/46153)

[Report an error on this page](https://github.com/wenmar-pro/wenmar-open/issues/new?template=data_correction.yml&title=Data%20correction%3A%20Service%20bulletin%20RCL647&page=https%3A%2F%2Fopen.wenmarpro.com%2Fbulletins%2F46153&vehicle=Service%20bulletin%20RCL647)