volvo Workshop Repair Guides

Volvo Workshop Service and Repair Manuals

Rear Axle/Final Drive - Whining Noise|Page 4970 > < Viscous Coupling - Rotating Sound|Page 4965
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Viscous Coupling: Customer Interest
Rear Axle/Final Drive - Whining Noise

BULLETIN NUMBER:
4460001

DATE:
February 1, 2000

TITLE:
Rear axle/final drive, whining noise

MODELS:
All Wheel Drive (AWD) 1997-2000 850/S70/V70/V70 XC 

SECTION
4

GROUP
46

NO.
0001

YEAR
00

MONTH
02

REFERENCE:

This Service Bulletin replaces the previous Service Bulletin 46-0001 from January 2000, which should be discarded.

BACKGROUND

A whining noise may be heard from the rear axle (final drive) between 80 and 95 km/h (50-60 mph) on some AWD and XC cars.

This Service Bulletin describes how to install a new type of counterweight on the viscous coupling housing mounting on the underbody.

VEHICLES INVOLVED

MATERIALS

TOOLS:
Drill

WHINING SOUND FROM REAR AXLE/FINAL DRIVE:

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Rear Axle/Final Drive - Whining Noise|Page 4970 > < Viscous Coupling - Rotating Sound|Page 4965