One problem related to carburetor has been reported for the 2000 Volvo S80. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2000 Volvo S80 based on all problems reported for the 2000 S80.
2000 Volvo S80 4 dr. Erratic idling/surging with engine light coming on. Leads to stalling out on major highways on many occasions narrowly avoiding life threatening traffic accidents trying to pull "dead" car to side of road. Brought car to Volvo dealer and car was repaired for $1332. 50. Repair included replacement of: electronic throttle body($588. 50) with software download($28. 00) to allow etm to function along with gasket($4. 00). Replacement of mass air flow meter($234. 21) total labor/parts= $1254. 71 + $75. 29 tax + $2. 50 enviromental fee??= $1332. 50 I unfortunately do not have old part. Please note that now @ 30,000 miles after replacemnt on 12/1/2003 the electronic throttle body is showing the "signs" of a need for replacement again.