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1999 Volvo S80 2.9 2.9L Hissing Noise
Posted to European Driveability on 6/19/2012 10 Replies

Vehicle has a noticable "hissing" noise on acceleration only, goes away when backing off the throttle. Is heard at almost all rpms while accelerating. Can also be duplicated in the shop in neutral by quickly depressing the throttle. Noise seems to located at t...

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  Related Documents & Media  1999 Volvo S80 2.9

 
Message Closed w/Summary

car Vehicle Data

1999 Volvo S80 2.9

VIN YV1TS97D5X
Engine2.9 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsHissing Noise
OccursUnder Load
Message Closed w/Summary

car Vehicle Data

1999 Volvo S80 2.9

VIN YV1TS97D5X
Engine2.9 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsHissing Noise
OccursUnder Load