# Service bulletin 101201

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: 621773
- Published by NHTSA: 2001\-10\-01
- Manufacturer's number: 101201
- Manufacturer's date: 2001\-03\-01
- NHTSA component: UNKNOWN OR OTHER

## NHTSA's summary

INFORMATION REGARDING DIAGNOSTIC TROUBLE CODES \(DTC'S\) P1641 AND P1654 ON MODEL YEAR 2001 WITH VIN 192555 AND EARLIER. \*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.

## Trouble codes named

P1641, P1654

## Vehicles listed

- 2001 AM GENERAL HUMMER

JSON: [/v1/bulletins/621773](/v1/bulletins/621773)

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