# Service bulletin 12757

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: 607074
- Published by NHTSA: 2000\-11\-03
- Manufacturer's number: 12757
- Manufacturer's date: 1999\-05\-01
- NHTSA component: POWER TRAIN:DRIVELINE:DIFFERENTIAL UNIT

## NHTSA's summary

SOME VEHICLES BUILT AFTER 2/1/1999 EQUIPPED WITH 5.4L\-2V ENGINES AND 4R100 TRANSMISSIONS MAY EXHIBIT A DRIVELINE CLUNK / JERK DURING TIP\-IN FROM CLOSED THROTTLE AT VEHICLE SPEEDS ABOVE 43 MPH IN 4TH GEAR GEAR AND NORMAL TRANSMISSION OPERATING TEMPERATURES. \*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

Transmission and driveline, Differential

## Vehicles listed

- 1999 FORD EXPEDITION
- 1999 LINCOLN NAVIGATOR

## Other bulletins for the same vehicles and component

- [15897](/bulletins/637779.md), 2002-12-06, Service bulletin: POWER TRAIN:DRIVELINE:DIFFERENTIAL UNIT. SUBJECT REGARDING DRIVELINE ANGLE\-RELATED VIBRATION AT VARIOUS SPEEDS AND LOAD CONDITIONS. \*TT
- [15319](/bulletins/630231.md), 2002-04-15, Service bulletin: POWER TRAIN:DRIVELINE:DIFFERENTIAL UNIT. SOME VEHICLES BUILT BEFORE JUNE 8, 2000 AND EQUIPPED WITH A4WD MAY EXHIBIT A HIGH\-SPEED MOAN OR DRIVELINE PULSATION/SHUDDER. \*TT
- [99143](/bulletins/608419.md), 1999-11-24, Service bulletin: POWER TRAIN:DRIVELINE:DIFFERENTIAL UNIT. SOME 4X4 VEHICLES BUILT WITH CENTER DISCONNECT FRONT AXLES MAY EXHIBIT A MOANING NOISE FROM THE FRONT DIFFERENTIAL WHILE OPERATING IN 4X2 MODE. \*TT
- [996139](/bulletins/606989.md), 1999-09-09, Service bulletin: POWER TRAIN:DRIVELINE:DIFFERENTIAL UNIT; POWER TRAIN:DRIVELINE. CONCERNS WITH FRONT DIFFERENTIAL NOISE. \*TT
- [996113](/bulletins/606979.md), 1999-09-09, Service bulletin: POWER TRAIN:DRIVELINE:DIFFERENTIAL UNIT; POWER TRAIN:DRIVELINE. EXPERIENCING FRONT DIFFERENTIAL NOISE. \*TT
- [6304](/bulletins/606785.md), 1999-09-02, Service bulletin: POWER TRAIN:DRIVELINE:DIFFERENTIAL UNIT. SOME VEHICLES MAY EXPERIENCE A DRIVELINE CLUNK / JERK DURING TIP\-IN. \*TT

JSON: [/v1/bulletins/607074](/v1/bulletins/607074)

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